Add runtime BMA456 tap config with NVS persistence and goTool UI.

Expose multitap parameters over UART/ESP-NOW (like deadzone), store per node in NVS, and allow get/set from CLI, REST, and the dashboard without poll-overwrite while editing.

Co-authored-by: Cursor <cursoragent@cursor.com>

goTool/README.md

@@ -25,6 +25,7 @@ go run . -port /dev/ttyUSB0 clients
 | `version` | `0x03` | Prints `version` and `git_hash` from firmware |
 | `clients` | `0x04` | Lists slaves registered on the master via ESP-NOW |
 | `deadzone` | `0x06` | Get/set accelerometer deadzone LSB (`-set`, `-value`, `-client`, `-all`) |
+| `tap-config` | `0x20` | Get/set BMA456 tap detection params (`-set`, `-client`, `-all`, `-sens`, `-max-gest`, `-shock`, `-quiet`, `-wait`, `-axis`, `-single`, `-double`, `-triple`) |
 | `tap-notify` | `0x1b` | Get/set which tap kinds (single/double/triple) notify via ESP-NOW (`-set`, `-client`, `-all`, `-single`, `-double`, `-triple`) |
 | `cache-status` | `0x1d` | Subscribed accel + tap cache (`CACHE_STATUS`); one UART round-trip for 16 ms polling |
 | `unicast-test` | `0x07` | Sends ESP-NOW unicast test to one slave (`-client`, `-seq`) |
@@ -94,6 +95,8 @@ If the UART device is unplugged or the port disappears, `serve` keeps running an
 CLI:
 
 ```bash
+go run . -port /dev/ttyUSB0 tap-config
+go run . -port /dev/ttyUSB0 tap-config -set -sens 5 -axis 2
 go run . -port /dev/ttyUSB0 tap-notify -client 16 -set -single
 go run . -port /dev/ttyUSB0 cache-status
 ```

goTool/api_serve.go

@@ -86,16 +86,17 @@ type logLevelAPIRequest struct {
 }
 
 type otaAPIResponse struct {
-	Success       bool   `json:"success"`
-	BytesWritten  uint32 `json:"bytes_written,omitempty"`
-	TargetSlot    uint32 `json:"target_slot,omitempty"`
-	Error         string `json:"error,omitempty"`
+	Success      bool   `json:"success"`
+	BytesWritten uint32 `json:"bytes_written,omitempty"`
+	TargetSlot   uint32 `json:"target_slot,omitempty"`
+	Error        string `json:"error,omitempty"`
 }
 
 func mountServeAPI(mux *http.ServeMux, link *managedSerial, hub *wsHub, streamCtl *accelStreamCtl, tapCtl *tapNotifyCtl) {
 	mountLiveStreamAPI(mux, hub)
 	mountAccelStreamAPI(mux, link, hub, streamCtl)
 	mountTapAPI(mux, link, hub, tapCtl)
+	mountTapConfigAPI(mux, link)
 	mountLedRingAPI(mux, link)
 	mountBatteryAPI(mux, link)
 	mux.HandleFunc("/api/deadzone", func(w http.ResponseWriter, r *http.Request) {

goTool/api_tap_config.go

@@ -0,0 +1,171 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"powerpod/gotool/pb"
+)
+
+type tapConfigFields struct {
+	TapSensThres       uint32 `json:"tap_sens_thres"`
+	MaxGestDur         uint32 `json:"max_gest_dur"`
+	TapShockDur        uint32 `json:"tap_shock_dur"`
+	QuiteTimeAfterGest uint32 `json:"quite_time_after_gest"`
+	WaitForTimeout     uint32 `json:"wait_for_timeout"`
+	AxisSel            uint32 `json:"axis_sel"`
+	EnableSingle       bool   `json:"enable_single"`
+	EnableDouble       bool   `json:"enable_double"`
+	EnableTriple       bool   `json:"enable_triple"`
+}
+
+type tapConfigAPIResponse struct {
+	tapConfigFields
+	ClientID      uint32 `json:"client_id"`
+	Success       bool   `json:"success"`
+	SlavesUpdated uint32 `json:"slaves_updated"`
+	Error         string `json:"error,omitempty"`
+}
+
+type tapConfigAPIRequest struct {
+	Write      bool   `json:"write"`
+	ClientID   uint32 `json:"client_id"`
+	AllClients bool   `json:"all_clients"`
+	// SlavesOnly: with all_clients, push to ESP-NOW slaves only (master BMA456 unchanged).
+	SlavesOnly bool `json:"slaves_only"`
+	tapConfigFields
+}
+
+func tapConfigFieldsFromPB(r *pb.TapConfigResponse) tapConfigFields {
+	return tapConfigFields{
+		TapSensThres:       r.GetTapSensThres(),
+		MaxGestDur:         r.GetMaxGestDur(),
+		TapShockDur:        r.GetTapShockDur(),
+		QuiteTimeAfterGest: r.GetQuiteTimeAfterGest(),
+		WaitForTimeout:     r.GetWaitForTimeout(),
+		AxisSel:            r.GetAxisSel(),
+		EnableSingle:       r.GetEnableSingle(),
+		EnableDouble:       r.GetEnableDouble(),
+		EnableTriple:       r.GetEnableTriple(),
+	}
+}
+
+func (f tapConfigFields) toPBRequest(write bool, clientID uint32, all bool) *pb.TapConfigRequest {
+	return &pb.TapConfigRequest{
+		Write:              write,
+		ClientId:           clientID,
+		AllClients:         all,
+		TapSensThres:       f.TapSensThres,
+		MaxGestDur:         f.MaxGestDur,
+		TapShockDur:        f.TapShockDur,
+		QuiteTimeAfterGest: f.QuiteTimeAfterGest,
+		WaitForTimeout:     f.WaitForTimeout,
+		AxisSel:            f.AxisSel,
+		EnableSingle:       f.EnableSingle,
+		EnableDouble:       f.EnableDouble,
+		EnableTriple:       f.EnableTriple,
+	}
+}
+
+func mountTapConfigAPI(mux *http.ServeMux, link *managedSerial) {
+	mux.HandleFunc("/api/tap-config", func(w http.ResponseWriter, r *http.Request) {
+		switch r.Method {
+		case http.MethodGet:
+			serveTapConfigGet(w, r, link)
+		case http.MethodPost:
+			serveTapConfigPost(w, r, link)
+		default:
+			http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		}
+	})
+}
+
+func serveTapConfigGet(w http.ResponseWriter, r *http.Request, link *managedSerial) {
+	clientID, err := parseUintQuery(r, "client_id", 0)
+	if err != nil {
+		writeJSON(w, http.StatusBadRequest, tapConfigAPIResponse{Error: err.Error()})
+		return
+	}
+	resp, err := link.TapConfig(&pb.TapConfigRequest{
+		Write:    false,
+		ClientId: clientID,
+	})
+	if err != nil {
+		writeJSON(w, http.StatusServiceUnavailable, tapConfigAPIResponse{
+			ClientID: clientID,
+			Error:    err.Error(),
+		})
+		return
+	}
+	out := tapConfigAPIResponse{
+		tapConfigFields: tapConfigFieldsFromPB(resp),
+		ClientID:        resp.GetClientId(),
+		Success:         resp.GetSuccess(),
+	}
+	writeJSON(w, http.StatusOK, out)
+}
+
+func serveTapConfigPost(w http.ResponseWriter, r *http.Request, link *managedSerial) {
+	var body tapConfigAPIRequest
+	if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
+		writeJSON(w, http.StatusBadRequest, tapConfigAPIResponse{Error: "invalid JSON"})
+		return
+	}
+	if body.AllClients && body.SlavesOnly {
+		updated, err := applyTapConfigToSlaves(link, body.tapConfigFields)
+		if err != nil {
+			writeJSON(w, http.StatusServiceUnavailable, tapConfigAPIResponse{
+				tapConfigFields: body.tapConfigFields,
+				Error:           err.Error(),
+			})
+			return
+		}
+		writeJSON(w, http.StatusOK, tapConfigAPIResponse{
+			tapConfigFields: body.tapConfigFields,
+			Success:         updated > 0,
+			SlavesUpdated:   updated,
+		})
+		return
+	}
+
+	resp, err := link.TapConfig(body.tapConfigFields.toPBRequest(true, body.ClientID, body.AllClients))
+	if err != nil {
+		writeJSON(w, http.StatusServiceUnavailable, tapConfigAPIResponse{
+			ClientID:        body.ClientID,
+			tapConfigFields: body.tapConfigFields,
+			Error:           err.Error(),
+		})
+		return
+	}
+	writeJSON(w, http.StatusOK, tapConfigAPIResponse{
+		tapConfigFields: tapConfigFieldsFromPB(resp),
+		ClientID:        resp.GetClientId(),
+		Success:         resp.GetSuccess(),
+		SlavesUpdated:   resp.GetSlavesUpdated(),
+	})
+}
+
+func applyTapConfigToSlaves(link *managedSerial, fields tapConfigFields) (uint32, error) {
+	clients, err := link.listClients()
+	if err != nil {
+		return 0, err
+	}
+	var updated uint32
+	for _, c := range clients {
+		resp, err := link.TapConfig(fields.toPBRequest(true, c.GetId(), false))
+		if err != nil {
+			continue
+		}
+		if resp.GetSuccess() {
+			updated++
+		}
+	}
+	if len(clients) == 0 {
+		return 0, fmt.Errorf("no slaves registered")
+	}
+	if updated == 0 {
+		return 0, fmt.Errorf("tap config not applied to any slave")
+	}
+	return updated, nil
+}

goTool/client_api.go

@@ -225,6 +225,27 @@ func (m *managedSerial) AccelDeadzonePoll(req *pb.AccelDeadzoneRequest) (*pb.Acc
 	return m.accelDeadzoneVia(m.withPortPoll, req)
 }
 
+func (m *managedSerial) TapConfig(req *pb.TapConfigRequest) (*pb.TapConfigResponse, error) {
+	return m.tapConfigVia(m.withPort, req)
+}
+
+func (m *managedSerial) TapConfigPoll(req *pb.TapConfigRequest) (*pb.TapConfigResponse, error) {
+	return m.tapConfigVia(m.withPortPoll, req)
+}
+
+func (m *managedSerial) tapConfigVia(
+	portFn func(func(*serialPort) error) error,
+	req *pb.TapConfigRequest,
+) (*pb.TapConfigResponse, error) {
+	var resp *pb.TapConfigResponse
+	err := portFn(func(sp *serialPort) error {
+		var e error
+		resp, e = sp.TapConfig(req)
+		return e
+	})
+	return resp, err
+}
+
 func (m *managedSerial) accelDeadzoneVia(
 	portFn func(func(*serialPort) error) error,
 	req *pb.AccelDeadzoneRequest,
@@ -383,6 +404,33 @@ func (s *serialPort) accelDeadzone(req *pb.AccelDeadzoneRequest) (*pb.AccelDeadz
 	return r, nil
 }
 
+func (s *serialPort) tapConfig(req *pb.TapConfigRequest) (*pb.TapConfigResponse, error) {
+	msg := &pb.UartMessage{
+		Type: pb.MessageType_TAP_CONFIG,
+		Payload: &pb.UartMessage_TapConfigRequest{
+			TapConfigRequest: req,
+		},
+	}
+	body, err := proto.Marshal(msg)
+	if err != nil {
+		return nil, fmt.Errorf("encode: %w", err)
+	}
+	payload := append([]byte{byte(pb.MessageType_TAP_CONFIG)}, body...)
+	respPayload, err := s.exchangePayload(payload, "TAP_CONFIG")
+	if err != nil {
+		return nil, err
+	}
+	var respMsg pb.UartMessage
+	if err := proto.Unmarshal(respPayload[1:], &respMsg); err != nil {
+		return nil, fmt.Errorf("decode: %w", err)
+	}
+	r := respMsg.GetTapConfigResponse()
+	if r == nil {
+		return nil, fmt.Errorf("missing tap_config_response")
+	}
+	return r, nil
+}
+
 func (s *serialPort) espnowUnicastTest(clientID, seq uint32) (*pb.EspNowUnicastTestResponse, error) {
 	req := &pb.EspNowUnicastTestRequest{ClientId: clientID, Seq: seq}
 	msg := &pb.UartMessage{
@@ -557,6 +605,10 @@ func (s *serialPort) AccelDeadzone(req *pb.AccelDeadzoneRequest) (*pb.AccelDeadz
 	return s.accelDeadzone(req)
 }
 
+func (s *serialPort) TapConfig(req *pb.TapConfigRequest) (*pb.TapConfigResponse, error) {
+	return s.tapConfig(req)
+}
+
 func (s *serialPort) EspnowUnicastTest(clientID, seq uint32) (*pb.EspNowUnicastTestResponse, error) {
 	return s.espnowUnicastTest(clientID, seq)
 }

goTool/cmd_tap_config.go

@@ -0,0 +1,54 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+
+	"powerpod/gotool/pb"
+)
+
+func runTapConfig(sp *serialPort, args []string) error {
+	fs := flag.NewFlagSet("tap-config", flag.ExitOnError)
+	write := fs.Bool("set", false, "write tap config (default: read)")
+	clientID := fs.Uint("client", 0, "client id (0=local master BMA456)")
+	all := fs.Bool("all", false, "apply to all registered slaves (master only)")
+	sens := fs.Uint("sens", 5, "tap_sens_thres 0=most … 15=least")
+	maxGest := fs.Uint("max-gest", 100, "max_gest_dur (×5 ms)")
+	shock := fs.Uint("shock", 6, "tap_shock_dur (×5 ms)")
+	quiet := fs.Uint("quiet", 60, "quite_time_after_gest (×5 ms)")
+	wait := fs.Uint("wait", 0, "wait_for_timeout 0|1")
+	axis := fs.Uint("axis", 2, "axis_sel 0=X 1=Y 2=Z")
+	single := fs.Bool("single", true, "enable single tap")
+	doubleTap := fs.Bool("double", true, "enable double tap")
+	triple := fs.Bool("triple", true, "enable triple tap")
+	if err := fs.Parse(args); err != nil {
+		return err
+	}
+
+	r, err := sp.tapConfig(&pb.TapConfigRequest{
+		Write:              *write,
+		ClientId:           uint32(*clientID),
+		AllClients:         *all,
+		TapSensThres:       uint32(*sens),
+		MaxGestDur:         uint32(*maxGest),
+		TapShockDur:        uint32(*shock),
+		QuiteTimeAfterGest: uint32(*quiet),
+		WaitForTimeout:     uint32(*wait),
+		AxisSel:            uint32(*axis),
+		EnableSingle:       *single,
+		EnableDouble:       *doubleTap,
+		EnableTriple:       *triple,
+	})
+	if err != nil {
+		return err
+	}
+
+	fmt.Printf("client_id=%d success=%v slaves_updated=%d\n",
+		r.GetClientId(), r.GetSuccess(), r.GetSlavesUpdated())
+	fmt.Printf("  sens=%d max_gest=%d shock=%d quiet=%d wait=%d axis=%d\n",
+		r.GetTapSensThres(), r.GetMaxGestDur(), r.GetTapShockDur(),
+		r.GetQuiteTimeAfterGest(), r.GetWaitForTimeout(), r.GetAxisSel())
+	fmt.Printf("  enable single=%v double=%v triple=%v\n",
+		r.GetEnableSingle(), r.GetEnableDouble(), r.GetEnableTriple())
+	return nil
+}

goTool/dashboard.go

@@ -15,31 +15,45 @@ import (
 )
 
 type MasterView struct {
-	Version           uint32 `json:"version"`
-	GitHash           string `json:"git_hash"`
-	RunningPartition  string `json:"running_partition,omitempty"`
-	Deadzone          uint32 `json:"deadzone,omitempty"`
-	Lipo1             lipoReadingJSON `json:"lipo1"`
-	Lipo2             lipoReadingJSON `json:"lipo2"`
-	BatteryAgeMs      uint32          `json:"battery_age_ms,omitempty"`
-	OK                bool            `json:"ok"`
-	Error             string `json:"error,omitempty"`
+	Version          uint32          `json:"version"`
+	GitHash          string          `json:"git_hash"`
+	RunningPartition string          `json:"running_partition,omitempty"`
+	Deadzone         uint32          `json:"deadzone,omitempty"`
+	TapConfig        *TapConfigView  `json:"tap_config,omitempty"`
+	Lipo1            lipoReadingJSON `json:"lipo1"`
+	Lipo2            lipoReadingJSON `json:"lipo2"`
+	BatteryAgeMs     uint32          `json:"battery_age_ms,omitempty"`
+	OK               bool            `json:"ok"`
+	Error            string          `json:"error,omitempty"`
+}
+
+type TapConfigView struct {
+	TapSensThres       uint32 `json:"tap_sens_thres"`
+	MaxGestDur         uint32 `json:"max_gest_dur"`
+	TapShockDur        uint32 `json:"tap_shock_dur"`
+	QuiteTimeAfterGest uint32 `json:"quite_time_after_gest"`
+	WaitForTimeout     uint32 `json:"wait_for_timeout"`
+	AxisSel            uint32 `json:"axis_sel"`
+	EnableSingle       bool   `json:"enable_single"`
+	EnableDouble       bool   `json:"enable_double"`
+	EnableTriple       bool   `json:"enable_triple"`
 }
 
 type ClientView struct {
-	ID              uint32 `json:"id"`
-	MAC             string `json:"mac"`
-	Version         uint32 `json:"version"`
-	Deadzone        uint32 `json:"deadzone,omitempty"`
-	Available       bool   `json:"available"`
-	Used            bool   `json:"used"`
-	LastPing        uint32 `json:"last_ping"`
-	LastSuccessPing uint32 `json:"last_success_ping"`
-	AccelValid      bool   `json:"accel_valid"`
-	AccelX          int32  `json:"accel_x"`
-	AccelY          int32  `json:"accel_y"`
-	AccelZ          int32  `json:"accel_z"`
-	AccelAgeMs      uint32 `json:"accel_age_ms"`
+	ID              uint32          `json:"id"`
+	MAC             string          `json:"mac"`
+	Version         uint32          `json:"version"`
+	Deadzone        uint32          `json:"deadzone,omitempty"`
+	TapConfig       *TapConfigView  `json:"tap_config,omitempty"`
+	Available       bool            `json:"available"`
+	Used            bool            `json:"used"`
+	LastPing        uint32          `json:"last_ping"`
+	LastSuccessPing uint32          `json:"last_success_ping"`
+	AccelValid      bool            `json:"accel_valid"`
+	AccelX          int32           `json:"accel_x"`
+	AccelY          int32           `json:"accel_y"`
+	AccelZ          int32           `json:"accel_z"`
+	AccelAgeMs      uint32          `json:"accel_age_ms"`
 	AccelStream     bool            `json:"accel_stream"`
 	TapNotifySingle bool            `json:"tap_notify_single"`
 	TapNotifyDouble bool            `json:"tap_notify_double"`
@@ -52,15 +66,15 @@ type ClientView struct {
 }
 
 type DashboardState struct {
-	UpdatedAt     string       `json:"updated_at"`
-	SerialPort    string       `json:"serial_port"`
-	UARTConnected bool         `json:"uart_connected"`
-	SerialOK      bool         `json:"serial_ok"`
-	SerialError   string       `json:"serial_error,omitempty"`
+	UpdatedAt     string `json:"updated_at"`
+	SerialPort    string `json:"serial_port"`
+	UARTConnected bool   `json:"uart_connected"`
+	SerialOK      bool   `json:"serial_ok"`
+	SerialError   string `json:"serial_error,omitempty"`
 	/** Host: fast CACHE_STATUS poll (~16 ms) for accel + tap. */
-	LiveStream    bool         `json:"live_stream"`
-	Master        MasterView   `json:"master"`
-	Clients       []ClientView `json:"clients"`
+	LiveStream bool         `json:"live_stream"`
+	Master     MasterView   `json:"master"`
+	Clients    []ClientView `json:"clients"`
 }
 
 type wsHub struct {
@@ -540,6 +554,9 @@ func pollDashboard(link *managedSerial, portName string, last *DashboardState, s
 	if dz, err := readDeadzonePoll(link, 0); err == nil {
 		st.Master.Deadzone = dz
 	}
+	if tc, err := readTapConfigPoll(link, 0); err == nil {
+		st.Master.TapConfig = tc
+	}
 
 	clients, err := link.listClientsPoll()
 	if err != nil {
@@ -574,6 +591,9 @@ func pollDashboard(link *managedSerial, portName string, last *DashboardState, s
 			if dz, err := readDeadzonePoll(link, c.GetId()); err == nil {
 				st.Clients[i].Deadzone = dz
 			}
+			if tc, err := readTapConfigPoll(link, c.GetId()); err == nil {
+				st.Clients[i].TapConfig = tc
+			}
 		}
 	}
 	if last != nil {
@@ -714,6 +734,34 @@ func readDeadzonePoll(link *managedSerial, clientID uint32) (uint32, error) {
 	return r.GetDeadzone(), nil
 }
 
+func tapConfigViewFromPB(r *pb.TapConfigResponse) *TapConfigView {
+	return &TapConfigView{
+		TapSensThres:       r.GetTapSensThres(),
+		MaxGestDur:         r.GetMaxGestDur(),
+		TapShockDur:        r.GetTapShockDur(),
+		QuiteTimeAfterGest: r.GetQuiteTimeAfterGest(),
+		WaitForTimeout:     r.GetWaitForTimeout(),
+		AxisSel:            r.GetAxisSel(),
+		EnableSingle:       r.GetEnableSingle(),
+		EnableDouble:       r.GetEnableDouble(),
+		EnableTriple:       r.GetEnableTriple(),
+	}
+}
+
+func readTapConfigPoll(link *managedSerial, clientID uint32) (*TapConfigView, error) {
+	r, err := link.TapConfigPoll(&pb.TapConfigRequest{
+		Write:    false,
+		ClientId: clientID,
+	})
+	if err != nil {
+		return nil, err
+	}
+	if !r.GetSuccess() {
+		return nil, fmt.Errorf("tap config read failed for client %d", clientID)
+	}
+	return tapConfigViewFromPB(r), nil
+}
+
 func formatMAC(mac []byte) string {
 	if len(mac) == 0 {
 		return ""

goTool/docs/API_REST.md

@@ -209,6 +209,46 @@ With `all_clients` + `slaves_only`: push to ESP-NOW slaves only (master BMA456 u
 {"deadzone": 128, "client_id": 0, "success": true, "slaves_updated": 2}
 ```
 
+### Tap config (BMA456 multitap)
+
+```http
+GET /api/tap-config?client_id=0
+POST /api/tap-config
+Content-Type: application/json
+{
+  "write": true,
+  "client_id": 0,
+  "tap_sens_thres": 5,
+  "max_gest_dur": 100,
+  "tap_shock_dur": 6,
+  "quite_time_after_gest": 60,
+  "wait_for_timeout": 0,
+  "axis_sel": 2,
+  "enable_single": true,
+  "enable_double": true,
+  "enable_triple": true
+}
+```
+
+Same `client_id` / `all_clients` / `slaves_only` semantics as deadzone. Values are applied to the sensor and persisted in NVS on each target node.
+
+```json
+{
+  "client_id": 0,
+  "success": true,
+  "slaves_updated": 0,
+  "tap_sens_thres": 5,
+  "max_gest_dur": 100,
+  "tap_shock_dur": 6,
+  "quite_time_after_gest": 60,
+  "wait_for_timeout": 0,
+  "axis_sel": 2,
+  "enable_single": true,
+  "enable_double": true,
+  "enable_triple": true
+}
+```
+
 ### Unicast test
 
 ```http
@@ -361,6 +401,8 @@ Same as external API:
 | Nur Master deadzone | `POST /api/deadzone` `client_id: 0` or CLI `deadzone -set -client 0` |
 | Einzelner Slave | `client_id: <id>` |
 | Alle Slaves deadzone | `all_clients` + `slaves_only` on POST |
+| Master tap config | `GET` / `POST /api/tap-config` `client_id: 0` or CLI `tap-config` |
+| Tap-Cfg alle Slaves | `POST /api/tap-config` with `all_clients` + `slaves_only` |
 | Unicast test | `POST /api/unicast-test` |
 | Echo ping | `POST /api/echo-ping` (per-slave latency; UI shows Host ms + ESP ms) |
 | Master log level | `GET` / `POST /api/log-level` or CLI `log-level` |

goTool/main.go

@@ -16,6 +16,7 @@ func usage() {
 	fmt.Fprintf(os.Stderr, "  version   firmware version and git hash\n")
 	fmt.Fprintf(os.Stderr, "  clients   registered ESP-NOW slaves on the master\n")
 	fmt.Fprintf(os.Stderr, "  deadzone      get/set accelerometer deadzone (LSB)\n")
+	fmt.Fprintf(os.Stderr, "  tap-config    get/set BMA456 tap detection parameters\n")
 	fmt.Fprintf(os.Stderr, "  tap-notify    get/set which tap kinds notify via ESP-NOW\n")
 	fmt.Fprintf(os.Stderr, "  cache-status  subscribed accel + tap cache (one UART round-trip)\n")
 	fmt.Fprintf(os.Stderr, "  unicast-test  send ESP-NOW unicast test to one slave\n")
@@ -54,7 +55,7 @@ func main() {
 			os.Exit(2)
 		}
 		runErr = runServe(*portName, *baud, flag.Args()[1:])
-	case "version", "clients", "client-info", "deadzone", "accel-deadzone", "tap-notify", "tap_notify", "cache-status", "cache_status", "unicast-test", "unicast_test", "echo-ping", "echo_ping", "led-ring", "led_ring", "find-me", "find_me", "restart", "log-level", "log_level", "ota", "ota-progress", "ota_progress":
+	case "version", "clients", "client-info", "deadzone", "accel-deadzone", "tap-config", "tap_config", "tap-notify", "tap_notify", "cache-status", "cache_status", "unicast-test", "unicast_test", "echo-ping", "echo_ping", "led-ring", "led_ring", "find-me", "find_me", "restart", "log-level", "log_level", "ota", "ota-progress", "ota_progress":
 		if *portName == "" {
 			fmt.Fprintf(os.Stderr, "command %q requires -port\n\n", cmd)
 			usage()
@@ -74,6 +75,8 @@ func main() {
 			runErr = runClients(sp)
 		case "deadzone", "accel-deadzone":
 			runErr = runDeadzone(sp, flag.Args()[1:])
+		case "tap-config", "tap_config":
+			runErr = runTapConfig(sp, flag.Args()[1:])
 		case "tap-notify", "tap_notify":
 			runErr = runTapNotify(sp, flag.Args()[1:])
 		case "cache-status", "cache_status":

goTool/pb/uart_messages.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.36.11
-// 	protoc        v7.34.1
+// 	protoc        v7.36.0
 // source: uart_messages.proto
 
 package pb
@@ -50,6 +50,8 @@ const (
 	MessageType_ESPNOW_ECHO_PING MessageType = 30
 	// * Host → master: get/set ESP-IDF log level for tag "*" (global).
 	MessageType_SET_LOG_LEVEL MessageType = 31
+	// * Host → master: get/set BMA456H multitap detection parameters.
+	MessageType_TAP_CONFIG MessageType = 32
 )
 
 // Enum value maps for MessageType.
@@ -78,6 +80,7 @@ var (
 		29: "CACHE_STATUS",
 		30: "ESPNOW_ECHO_PING",
 		31: "SET_LOG_LEVEL",
+		32: "TAP_CONFIG",
 	}
 	MessageType_value = map[string]int32{
 		"UNKNOWN":             0,
@@ -103,6 +106,7 @@ var (
 		"CACHE_STATUS":        29,
 		"ESPNOW_ECHO_PING":    30,
 		"SET_LOG_LEVEL":       31,
+		"TAP_CONFIG":          32,
 	}
 )
 
@@ -223,6 +227,8 @@ type UartMessage struct {
 	//	*UartMessage_EspnowEchoPingResponse
 	//	*UartMessage_SetLogLevelRequest
 	//	*UartMessage_SetLogLevelResponse
+	//	*UartMessage_TapConfigRequest
+	//	*UartMessage_TapConfigResponse
 	Payload       isUartMessage_Payload `protobuf_oneof:"payload"`
 	unknownFields protoimpl.UnknownFields
 	sizeCache     protoimpl.SizeCache
@@ -569,6 +575,24 @@ func (x *UartMessage) GetSetLogLevelResponse() *SetLogLevelResponse {
 	return nil
 }
 
+func (x *UartMessage) GetTapConfigRequest() *TapConfigRequest {
+	if x != nil {
+		if x, ok := x.Payload.(*UartMessage_TapConfigRequest); ok {
+			return x.TapConfigRequest
+		}
+	}
+	return nil
+}
+
+func (x *UartMessage) GetTapConfigResponse() *TapConfigResponse {
+	if x != nil {
+		if x, ok := x.Payload.(*UartMessage_TapConfigResponse); ok {
+			return x.TapConfigResponse
+		}
+	}
+	return nil
+}
+
 type isUartMessage_Payload interface {
 	isUartMessage_Payload()
 }
@@ -705,6 +729,14 @@ type UartMessage_SetLogLevelResponse struct {
 	SetLogLevelResponse *SetLogLevelResponse `protobuf:"bytes,38,opt,name=set_log_level_response,json=setLogLevelResponse,proto3,oneof"`
 }
 
+type UartMessage_TapConfigRequest struct {
+	TapConfigRequest *TapConfigRequest `protobuf:"bytes,39,opt,name=tap_config_request,json=tapConfigRequest,proto3,oneof"`
+}
+
+type UartMessage_TapConfigResponse struct {
+	TapConfigResponse *TapConfigResponse `protobuf:"bytes,40,opt,name=tap_config_response,json=tapConfigResponse,proto3,oneof"`
+}
+
 func (*UartMessage_AckPayload) isUartMessage_Payload() {}
 
 func (*UartMessage_EchoPayload) isUartMessage_Payload() {}
@@ -771,6 +803,10 @@ func (*UartMessage_SetLogLevelRequest) isUartMessage_Payload() {}
 
 func (*UartMessage_SetLogLevelResponse) isUartMessage_Payload() {}
 
+func (*UartMessage_TapConfigRequest) isUartMessage_Payload() {}
+
+func (*UartMessage_TapConfigResponse) isUartMessage_Payload() {}
+
 type Ack struct {
 	state         protoimpl.MessageState `protogen:"open.v1"`
 	unknownFields protoimpl.UnknownFields
@@ -3051,6 +3087,272 @@ func (x *SetLogLevelResponse) GetLevel() uint32 {
 	return 0
 }
 
+// write=false: read tap config; write=true: apply + persist on target node.
+// client_id 0 = local BMA456; >0 = slave id on master; all_clients = push to all slaves.
+type TapConfigRequest struct {
+	state              protoimpl.MessageState `protogen:"open.v1"`
+	Write              bool                   `protobuf:"varint,1,opt,name=write,proto3" json:"write,omitempty"`
+	ClientId           uint32                 `protobuf:"varint,2,opt,name=client_id,json=clientId,proto3" json:"client_id,omitempty"`
+	AllClients         bool                   `protobuf:"varint,3,opt,name=all_clients,json=allClients,proto3" json:"all_clients,omitempty"`
+	TapSensThres       uint32                 `protobuf:"varint,4,opt,name=tap_sens_thres,json=tapSensThres,proto3" json:"tap_sens_thres,omitempty"`
+	MaxGestDur         uint32                 `protobuf:"varint,5,opt,name=max_gest_dur,json=maxGestDur,proto3" json:"max_gest_dur,omitempty"`
+	TapShockDur        uint32                 `protobuf:"varint,6,opt,name=tap_shock_dur,json=tapShockDur,proto3" json:"tap_shock_dur,omitempty"`
+	QuiteTimeAfterGest uint32                 `protobuf:"varint,7,opt,name=quite_time_after_gest,json=quiteTimeAfterGest,proto3" json:"quite_time_after_gest,omitempty"`
+	WaitForTimeout     uint32                 `protobuf:"varint,8,opt,name=wait_for_timeout,json=waitForTimeout,proto3" json:"wait_for_timeout,omitempty"`
+	AxisSel            uint32                 `protobuf:"varint,9,opt,name=axis_sel,json=axisSel,proto3" json:"axis_sel,omitempty"`
+	EnableSingle       bool                   `protobuf:"varint,10,opt,name=enable_single,json=enableSingle,proto3" json:"enable_single,omitempty"`
+	EnableDouble       bool                   `protobuf:"varint,11,opt,name=enable_double,json=enableDouble,proto3" json:"enable_double,omitempty"`
+	EnableTriple       bool                   `protobuf:"varint,12,opt,name=enable_triple,json=enableTriple,proto3" json:"enable_triple,omitempty"`
+	unknownFields      protoimpl.UnknownFields
+	sizeCache          protoimpl.SizeCache
+}
+
+func (x *TapConfigRequest) Reset() {
+	*x = TapConfigRequest{}
+	mi := &file_uart_messages_proto_msgTypes[37]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *TapConfigRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TapConfigRequest) ProtoMessage() {}
+
+func (x *TapConfigRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_uart_messages_proto_msgTypes[37]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use TapConfigRequest.ProtoReflect.Descriptor instead.
+func (*TapConfigRequest) Descriptor() ([]byte, []int) {
+	return file_uart_messages_proto_rawDescGZIP(), []int{37}
+}
+
+func (x *TapConfigRequest) GetWrite() bool {
+	if x != nil {
+		return x.Write
+	}
+	return false
+}
+
+func (x *TapConfigRequest) GetClientId() uint32 {
+	if x != nil {
+		return x.ClientId
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetAllClients() bool {
+	if x != nil {
+		return x.AllClients
+	}
+	return false
+}
+
+func (x *TapConfigRequest) GetTapSensThres() uint32 {
+	if x != nil {
+		return x.TapSensThres
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetMaxGestDur() uint32 {
+	if x != nil {
+		return x.MaxGestDur
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetTapShockDur() uint32 {
+	if x != nil {
+		return x.TapShockDur
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetQuiteTimeAfterGest() uint32 {
+	if x != nil {
+		return x.QuiteTimeAfterGest
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetWaitForTimeout() uint32 {
+	if x != nil {
+		return x.WaitForTimeout
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetAxisSel() uint32 {
+	if x != nil {
+		return x.AxisSel
+	}
+	return 0
+}
+
+func (x *TapConfigRequest) GetEnableSingle() bool {
+	if x != nil {
+		return x.EnableSingle
+	}
+	return false
+}
+
+func (x *TapConfigRequest) GetEnableDouble() bool {
+	if x != nil {
+		return x.EnableDouble
+	}
+	return false
+}
+
+func (x *TapConfigRequest) GetEnableTriple() bool {
+	if x != nil {
+		return x.EnableTriple
+	}
+	return false
+}
+
+type TapConfigResponse struct {
+	state              protoimpl.MessageState `protogen:"open.v1"`
+	ClientId           uint32                 `protobuf:"varint,1,opt,name=client_id,json=clientId,proto3" json:"client_id,omitempty"`
+	Success            bool                   `protobuf:"varint,2,opt,name=success,proto3" json:"success,omitempty"`
+	SlavesUpdated      uint32                 `protobuf:"varint,3,opt,name=slaves_updated,json=slavesUpdated,proto3" json:"slaves_updated,omitempty"`
+	TapSensThres       uint32                 `protobuf:"varint,4,opt,name=tap_sens_thres,json=tapSensThres,proto3" json:"tap_sens_thres,omitempty"`
+	MaxGestDur         uint32                 `protobuf:"varint,5,opt,name=max_gest_dur,json=maxGestDur,proto3" json:"max_gest_dur,omitempty"`
+	TapShockDur        uint32                 `protobuf:"varint,6,opt,name=tap_shock_dur,json=tapShockDur,proto3" json:"tap_shock_dur,omitempty"`
+	QuiteTimeAfterGest uint32                 `protobuf:"varint,7,opt,name=quite_time_after_gest,json=quiteTimeAfterGest,proto3" json:"quite_time_after_gest,omitempty"`
+	WaitForTimeout     uint32                 `protobuf:"varint,8,opt,name=wait_for_timeout,json=waitForTimeout,proto3" json:"wait_for_timeout,omitempty"`
+	AxisSel            uint32                 `protobuf:"varint,9,opt,name=axis_sel,json=axisSel,proto3" json:"axis_sel,omitempty"`
+	EnableSingle       bool                   `protobuf:"varint,10,opt,name=enable_single,json=enableSingle,proto3" json:"enable_single,omitempty"`
+	EnableDouble       bool                   `protobuf:"varint,11,opt,name=enable_double,json=enableDouble,proto3" json:"enable_double,omitempty"`
+	EnableTriple       bool                   `protobuf:"varint,12,opt,name=enable_triple,json=enableTriple,proto3" json:"enable_triple,omitempty"`
+	unknownFields      protoimpl.UnknownFields
+	sizeCache          protoimpl.SizeCache
+}
+
+func (x *TapConfigResponse) Reset() {
+	*x = TapConfigResponse{}
+	mi := &file_uart_messages_proto_msgTypes[38]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *TapConfigResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TapConfigResponse) ProtoMessage() {}
+
+func (x *TapConfigResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_uart_messages_proto_msgTypes[38]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use TapConfigResponse.ProtoReflect.Descriptor instead.
+func (*TapConfigResponse) Descriptor() ([]byte, []int) {
+	return file_uart_messages_proto_rawDescGZIP(), []int{38}
+}
+
+func (x *TapConfigResponse) GetClientId() uint32 {
+	if x != nil {
+		return x.ClientId
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetSuccess() bool {
+	if x != nil {
+		return x.Success
+	}
+	return false
+}
+
+func (x *TapConfigResponse) GetSlavesUpdated() uint32 {
+	if x != nil {
+		return x.SlavesUpdated
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetTapSensThres() uint32 {
+	if x != nil {
+		return x.TapSensThres
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetMaxGestDur() uint32 {
+	if x != nil {
+		return x.MaxGestDur
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetTapShockDur() uint32 {
+	if x != nil {
+		return x.TapShockDur
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetQuiteTimeAfterGest() uint32 {
+	if x != nil {
+		return x.QuiteTimeAfterGest
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetWaitForTimeout() uint32 {
+	if x != nil {
+		return x.WaitForTimeout
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetAxisSel() uint32 {
+	if x != nil {
+		return x.AxisSel
+	}
+	return 0
+}
+
+func (x *TapConfigResponse) GetEnableSingle() bool {
+	if x != nil {
+		return x.EnableSingle
+	}
+	return false
+}
+
+func (x *TapConfigResponse) GetEnableDouble() bool {
+	if x != nil {
+		return x.EnableDouble
+	}
+	return false
+}
+
+func (x *TapConfigResponse) GetEnableTriple() bool {
+	if x != nil {
+		return x.EnableTriple
+	}
+	return false
+}
+
 // Host → device: begin UART OTA (erase inactive OTA slot; device replies OTA_STATUS).
 type OtaStartPayload struct {
 	state         protoimpl.MessageState `protogen:"open.v1"`
@@ -3061,7 +3363,7 @@ type OtaStartPayload struct {
 
 func (x *OtaStartPayload) Reset() {
 	*x = OtaStartPayload{}
-	mi := &file_uart_messages_proto_msgTypes[37]
+	mi := &file_uart_messages_proto_msgTypes[39]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3073,7 +3375,7 @@ func (x *OtaStartPayload) String() string {
 func (*OtaStartPayload) ProtoMessage() {}
 
 func (x *OtaStartPayload) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[37]
+	mi := &file_uart_messages_proto_msgTypes[39]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3086,7 +3388,7 @@ func (x *OtaStartPayload) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaStartPayload.ProtoReflect.Descriptor instead.
 func (*OtaStartPayload) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{37}
+	return file_uart_messages_proto_rawDescGZIP(), []int{39}
 }
 
 func (x *OtaStartPayload) GetTotalSize() uint32 {
@@ -3107,7 +3409,7 @@ type OtaPayload struct {
 
 func (x *OtaPayload) Reset() {
 	*x = OtaPayload{}
-	mi := &file_uart_messages_proto_msgTypes[38]
+	mi := &file_uart_messages_proto_msgTypes[40]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3119,7 +3421,7 @@ func (x *OtaPayload) String() string {
 func (*OtaPayload) ProtoMessage() {}
 
 func (x *OtaPayload) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[38]
+	mi := &file_uart_messages_proto_msgTypes[40]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3132,7 +3434,7 @@ func (x *OtaPayload) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaPayload.ProtoReflect.Descriptor instead.
 func (*OtaPayload) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{38}
+	return file_uart_messages_proto_rawDescGZIP(), []int{40}
 }
 
 func (x *OtaPayload) GetSeq() uint32 {
@@ -3158,7 +3460,7 @@ type OtaEndPayload struct {
 
 func (x *OtaEndPayload) Reset() {
 	*x = OtaEndPayload{}
-	mi := &file_uart_messages_proto_msgTypes[39]
+	mi := &file_uart_messages_proto_msgTypes[41]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3170,7 +3472,7 @@ func (x *OtaEndPayload) String() string {
 func (*OtaEndPayload) ProtoMessage() {}
 
 func (x *OtaEndPayload) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[39]
+	mi := &file_uart_messages_proto_msgTypes[41]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3183,7 +3485,7 @@ func (x *OtaEndPayload) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaEndPayload.ProtoReflect.Descriptor instead.
 func (*OtaEndPayload) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{39}
+	return file_uart_messages_proto_rawDescGZIP(), []int{41}
 }
 
 // Device → host status (also used as ACK after each 4 KiB written).
@@ -3200,7 +3502,7 @@ type OtaStatusPayload struct {
 
 func (x *OtaStatusPayload) Reset() {
 	*x = OtaStatusPayload{}
-	mi := &file_uart_messages_proto_msgTypes[40]
+	mi := &file_uart_messages_proto_msgTypes[42]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3212,7 +3514,7 @@ func (x *OtaStatusPayload) String() string {
 func (*OtaStatusPayload) ProtoMessage() {}
 
 func (x *OtaStatusPayload) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[40]
+	mi := &file_uart_messages_proto_msgTypes[42]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3225,7 +3527,7 @@ func (x *OtaStatusPayload) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaStatusPayload.ProtoReflect.Descriptor instead.
 func (*OtaStatusPayload) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{40}
+	return file_uart_messages_proto_rawDescGZIP(), []int{42}
 }
 
 func (x *OtaStatusPayload) GetStatus() uint32 {
@@ -3266,7 +3568,7 @@ type OtaSlaveProgressRequest struct {
 
 func (x *OtaSlaveProgressRequest) Reset() {
 	*x = OtaSlaveProgressRequest{}
-	mi := &file_uart_messages_proto_msgTypes[41]
+	mi := &file_uart_messages_proto_msgTypes[43]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3278,7 +3580,7 @@ func (x *OtaSlaveProgressRequest) String() string {
 func (*OtaSlaveProgressRequest) ProtoMessage() {}
 
 func (x *OtaSlaveProgressRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[41]
+	mi := &file_uart_messages_proto_msgTypes[43]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3291,7 +3593,7 @@ func (x *OtaSlaveProgressRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaSlaveProgressRequest.ProtoReflect.Descriptor instead.
 func (*OtaSlaveProgressRequest) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{41}
+	return file_uart_messages_proto_rawDescGZIP(), []int{43}
 }
 
 func (x *OtaSlaveProgressRequest) GetClientId() uint32 {
@@ -3315,7 +3617,7 @@ type OtaSlaveProgressEntry struct {
 
 func (x *OtaSlaveProgressEntry) Reset() {
 	*x = OtaSlaveProgressEntry{}
-	mi := &file_uart_messages_proto_msgTypes[42]
+	mi := &file_uart_messages_proto_msgTypes[44]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3327,7 +3629,7 @@ func (x *OtaSlaveProgressEntry) String() string {
 func (*OtaSlaveProgressEntry) ProtoMessage() {}
 
 func (x *OtaSlaveProgressEntry) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[42]
+	mi := &file_uart_messages_proto_msgTypes[44]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3340,7 +3642,7 @@ func (x *OtaSlaveProgressEntry) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaSlaveProgressEntry.ProtoReflect.Descriptor instead.
 func (*OtaSlaveProgressEntry) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{42}
+	return file_uart_messages_proto_rawDescGZIP(), []int{44}
 }
 
 func (x *OtaSlaveProgressEntry) GetClientId() uint32 {
@@ -3391,7 +3693,7 @@ type OtaSlaveProgressResponse struct {
 
 func (x *OtaSlaveProgressResponse) Reset() {
 	*x = OtaSlaveProgressResponse{}
-	mi := &file_uart_messages_proto_msgTypes[43]
+	mi := &file_uart_messages_proto_msgTypes[45]
 	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 	ms.StoreMessageInfo(mi)
 }
@@ -3403,7 +3705,7 @@ func (x *OtaSlaveProgressResponse) String() string {
 func (*OtaSlaveProgressResponse) ProtoMessage() {}
 
 func (x *OtaSlaveProgressResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_uart_messages_proto_msgTypes[43]
+	mi := &file_uart_messages_proto_msgTypes[45]
 	if x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3416,7 +3718,7 @@ func (x *OtaSlaveProgressResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use OtaSlaveProgressResponse.ProtoReflect.Descriptor instead.
 func (*OtaSlaveProgressResponse) Descriptor() ([]byte, []int) {
-	return file_uart_messages_proto_rawDescGZIP(), []int{43}
+	return file_uart_messages_proto_rawDescGZIP(), []int{45}
 }
 
 func (x *OtaSlaveProgressResponse) GetActive() bool {
@@ -3458,7 +3760,7 @@ var File_uart_messages_proto protoreflect.FileDescriptor
 
 const file_uart_messages_proto_rawDesc = "" +
 	"\n" +
-	"\x13uart_messages.proto\x12\x04alox\x1a\fnanopb.proto\"\xc0\x14\n" +
+	"\x13uart_messages.proto\x12\x04alox\x1a\fnanopb.proto\"\xd3\x15\n" +
 	"\vUartMessage\x12%\n" +
 	"\x04type\x18\x01 \x01(\x0e2\x11.alox.MessageTypeR\x04type\x12,\n" +
 	"\vack_payload\x18\x02 \x01(\v2\t.alox.AckH\x00R\n" +
@@ -3497,7 +3799,9 @@ const file_uart_messages_proto_rawDesc = "" +
 	"\x18espnow_echo_ping_request\x18# \x01(\v2\x1b.alox.EspNowEchoPingRequestH\x00R\x15espnowEchoPingRequest\x12Y\n" +
 	"\x19espnow_echo_ping_response\x18$ \x01(\v2\x1c.alox.EspNowEchoPingResponseH\x00R\x16espnowEchoPingResponse\x12M\n" +
 	"\x15set_log_level_request\x18% \x01(\v2\x18.alox.SetLogLevelRequestH\x00R\x12setLogLevelRequest\x12P\n" +
-	"\x16set_log_level_response\x18& \x01(\v2\x19.alox.SetLogLevelResponseH\x00R\x13setLogLevelResponseB\t\n" +
+	"\x16set_log_level_response\x18& \x01(\v2\x19.alox.SetLogLevelResponseH\x00R\x13setLogLevelResponse\x12F\n" +
+	"\x12tap_config_request\x18' \x01(\v2\x16.alox.TapConfigRequestH\x00R\x10tapConfigRequest\x12I\n" +
+	"\x13tap_config_response\x18( \x01(\v2\x17.alox.TapConfigResponseH\x00R\x11tapConfigResponseB\t\n" +
 	"\apayload\"\x05\n" +
 	"\x03Ack\"!\n" +
 	"\vEchoPayload\x12\x12\n" +
@@ -3666,7 +3970,38 @@ const file_uart_messages_proto_rawDesc = "" +
 	"\x05level\x18\x02 \x01(\rR\x05level\"E\n" +
 	"\x13SetLogLevelResponse\x12\x18\n" +
 	"\asuccess\x18\x01 \x01(\bR\asuccess\x12\x14\n" +
-	"\x05level\x18\x02 \x01(\rR\x05level\"0\n" +
+	"\x05level\x18\x02 \x01(\rR\x05level\"\xb9\x03\n" +
+	"\x10TapConfigRequest\x12\x14\n" +
+	"\x05write\x18\x01 \x01(\bR\x05write\x12\x1b\n" +
+	"\tclient_id\x18\x02 \x01(\rR\bclientId\x12\x1f\n" +
+	"\vall_clients\x18\x03 \x01(\bR\n" +
+	"allClients\x12$\n" +
+	"\x0etap_sens_thres\x18\x04 \x01(\rR\ftapSensThres\x12 \n" +
+	"\fmax_gest_dur\x18\x05 \x01(\rR\n" +
+	"maxGestDur\x12\"\n" +
+	"\rtap_shock_dur\x18\x06 \x01(\rR\vtapShockDur\x121\n" +
+	"\x15quite_time_after_gest\x18\a \x01(\rR\x12quiteTimeAfterGest\x12(\n" +
+	"\x10wait_for_timeout\x18\b \x01(\rR\x0ewaitForTimeout\x12\x19\n" +
+	"\baxis_sel\x18\t \x01(\rR\aaxisSel\x12#\n" +
+	"\renable_single\x18\n" +
+	" \x01(\bR\fenableSingle\x12#\n" +
+	"\renable_double\x18\v \x01(\bR\fenableDouble\x12#\n" +
+	"\renable_triple\x18\f \x01(\bR\fenableTriple\"\xc4\x03\n" +
+	"\x11TapConfigResponse\x12\x1b\n" +
+	"\tclient_id\x18\x01 \x01(\rR\bclientId\x12\x18\n" +
+	"\asuccess\x18\x02 \x01(\bR\asuccess\x12%\n" +
+	"\x0eslaves_updated\x18\x03 \x01(\rR\rslavesUpdated\x12$\n" +
+	"\x0etap_sens_thres\x18\x04 \x01(\rR\ftapSensThres\x12 \n" +
+	"\fmax_gest_dur\x18\x05 \x01(\rR\n" +
+	"maxGestDur\x12\"\n" +
+	"\rtap_shock_dur\x18\x06 \x01(\rR\vtapShockDur\x121\n" +
+	"\x15quite_time_after_gest\x18\a \x01(\rR\x12quiteTimeAfterGest\x12(\n" +
+	"\x10wait_for_timeout\x18\b \x01(\rR\x0ewaitForTimeout\x12\x19\n" +
+	"\baxis_sel\x18\t \x01(\rR\aaxisSel\x12#\n" +
+	"\renable_single\x18\n" +
+	" \x01(\bR\fenableSingle\x12#\n" +
+	"\renable_double\x18\v \x01(\bR\fenableDouble\x12#\n" +
+	"\renable_triple\x18\f \x01(\bR\fenableTriple\"0\n" +
 	"\x0fOtaStartPayload\x12\x1d\n" +
 	"\n" +
 	"total_size\x18\x01 \x01(\rR\ttotalSize\":\n" +
@@ -3697,7 +4032,7 @@ const file_uart_messages_proto_rawDesc = "" +
 	"\x0faggregate_bytes\x18\x03 \x01(\rR\x0eaggregateBytes\x12\x1f\n" +
 	"\vslave_count\x18\x04 \x01(\rR\n" +
 	"slaveCount\x12:\n" +
-	"\x06slaves\x18\x05 \x03(\v2\x1b.alox.OtaSlaveProgressEntryB\x05\x92?\x02\x10\x10R\x06slaves*\x9a\x03\n" +
+	"\x06slaves\x18\x05 \x03(\v2\x1b.alox.OtaSlaveProgressEntryB\x05\x92?\x02\x10\x10R\x06slaves*\xaa\x03\n" +
 	"\vMessageType\x12\v\n" +
 	"\aUNKNOWN\x10\x00\x12\a\n" +
 	"\x03ACK\x10\x01\x12\b\n" +
@@ -3723,7 +4058,9 @@ const file_uart_messages_proto_rawDesc = "" +
 	"TAP_NOTIFY\x10\x1b\x12\x10\n" +
 	"\fCACHE_STATUS\x10\x1d\x12\x14\n" +
 	"\x10ESPNOW_ECHO_PING\x10\x1e\x12\x11\n" +
-	"\rSET_LOG_LEVEL\x10\x1f\"\x04\b\x18\x10\x18\"\x04\b\x1c\x10\x1c*G\n" +
+	"\rSET_LOG_LEVEL\x10\x1f\x12\x0e\n" +
+	"\n" +
+	"TAP_CONFIG\x10 \"\x04\b\x18\x10\x18\"\x04\b\x1c\x10\x1c*G\n" +
 	"\aTapKind\x12\f\n" +
 	"\bTAP_NONE\x10\x00\x12\x0e\n" +
 	"\n" +
@@ -3746,7 +4083,7 @@ func file_uart_messages_proto_rawDescGZIP() []byte {
 }
 
 var file_uart_messages_proto_enumTypes = make([]protoimpl.EnumInfo, 2)
-var file_uart_messages_proto_msgTypes = make([]protoimpl.MessageInfo, 44)
+var file_uart_messages_proto_msgTypes = make([]protoimpl.MessageInfo, 46)
 var file_uart_messages_proto_goTypes = []any{
 	(MessageType)(0),                  // 0: alox.MessageType
 	(TapKind)(0),                      // 1: alox.TapKind
@@ -3787,13 +4124,15 @@ var file_uart_messages_proto_goTypes = []any{
 	(*RestartResponse)(nil),           // 36: alox.RestartResponse
 	(*SetLogLevelRequest)(nil),        // 37: alox.SetLogLevelRequest
 	(*SetLogLevelResponse)(nil),       // 38: alox.SetLogLevelResponse
-	(*OtaStartPayload)(nil),           // 39: alox.OtaStartPayload
-	(*OtaPayload)(nil),                // 40: alox.OtaPayload
-	(*OtaEndPayload)(nil),             // 41: alox.OtaEndPayload
-	(*OtaStatusPayload)(nil),          // 42: alox.OtaStatusPayload
-	(*OtaSlaveProgressRequest)(nil),   // 43: alox.OtaSlaveProgressRequest
-	(*OtaSlaveProgressEntry)(nil),     // 44: alox.OtaSlaveProgressEntry
-	(*OtaSlaveProgressResponse)(nil),  // 45: alox.OtaSlaveProgressResponse
+	(*TapConfigRequest)(nil),          // 39: alox.TapConfigRequest
+	(*TapConfigResponse)(nil),         // 40: alox.TapConfigResponse
+	(*OtaStartPayload)(nil),           // 41: alox.OtaStartPayload
+	(*OtaPayload)(nil),                // 42: alox.OtaPayload
+	(*OtaEndPayload)(nil),             // 43: alox.OtaEndPayload
+	(*OtaStatusPayload)(nil),          // 44: alox.OtaStatusPayload
+	(*OtaSlaveProgressRequest)(nil),   // 45: alox.OtaSlaveProgressRequest
+	(*OtaSlaveProgressEntry)(nil),     // 46: alox.OtaSlaveProgressEntry
+	(*OtaSlaveProgressResponse)(nil),  // 47: alox.OtaSlaveProgressResponse
 }
 var file_uart_messages_proto_depIdxs = []int32{
 	0,  // 0: alox.UartMessage.type:type_name -> alox.MessageType
@@ -3802,16 +4141,16 @@ var file_uart_messages_proto_depIdxs = []int32{
 	5,  // 3: alox.UartMessage.version_response:type_name -> alox.VersionResponse
 	7,  // 4: alox.UartMessage.client_info_response:type_name -> alox.ClientInfoResponse
 	9,  // 5: alox.UartMessage.client_input_response:type_name -> alox.ClientInputResponse
-	39, // 6: alox.UartMessage.ota_start:type_name -> alox.OtaStartPayload
-	40, // 7: alox.UartMessage.ota_payload:type_name -> alox.OtaPayload
-	41, // 8: alox.UartMessage.ota_end:type_name -> alox.OtaEndPayload
-	42, // 9: alox.UartMessage.ota_status:type_name -> alox.OtaStatusPayload
+	41, // 6: alox.UartMessage.ota_start:type_name -> alox.OtaStartPayload
+	42, // 7: alox.UartMessage.ota_payload:type_name -> alox.OtaPayload
+	43, // 8: alox.UartMessage.ota_end:type_name -> alox.OtaEndPayload
+	44, // 9: alox.UartMessage.ota_status:type_name -> alox.OtaStatusPayload
 	10, // 10: alox.UartMessage.accel_deadzone_request:type_name -> alox.AccelDeadzoneRequest
 	11, // 11: alox.UartMessage.accel_deadzone_response:type_name -> alox.AccelDeadzoneResponse
 	27, // 12: alox.UartMessage.espnow_unicast_test_request:type_name -> alox.EspNowUnicastTestRequest
 	28, // 13: alox.UartMessage.espnow_unicast_test_response:type_name -> alox.EspNowUnicastTestResponse
-	43, // 14: alox.UartMessage.ota_slave_progress_request:type_name -> alox.OtaSlaveProgressRequest
-	45, // 15: alox.UartMessage.ota_slave_progress_response:type_name -> alox.OtaSlaveProgressResponse
+	45, // 14: alox.UartMessage.ota_slave_progress_request:type_name -> alox.OtaSlaveProgressRequest
+	47, // 15: alox.UartMessage.ota_slave_progress_response:type_name -> alox.OtaSlaveProgressResponse
 	31, // 16: alox.UartMessage.led_ring_progress_request:type_name -> alox.LedRingProgressRequest
 	32, // 17: alox.UartMessage.led_ring_progress_response:type_name -> alox.LedRingProgressResponse
 	33, // 18: alox.UartMessage.espnow_find_me_request:type_name -> alox.EspNowFindMeRequest
@@ -3830,22 +4169,24 @@ var file_uart_messages_proto_depIdxs = []int32{
 	30, // 31: alox.UartMessage.espnow_echo_ping_response:type_name -> alox.EspNowEchoPingResponse
 	37, // 32: alox.UartMessage.set_log_level_request:type_name -> alox.SetLogLevelRequest
 	38, // 33: alox.UartMessage.set_log_level_response:type_name -> alox.SetLogLevelResponse
-	6,  // 34: alox.ClientInfoResponse.clients:type_name -> alox.ClientInfo
-	8,  // 35: alox.ClientInputResponse.clients:type_name -> alox.ClientInput
-	15, // 36: alox.BatterySample.lipo1:type_name -> alox.LipoReading
-	15, // 37: alox.BatterySample.lipo2:type_name -> alox.LipoReading
-	16, // 38: alox.BatteryStatusResponse.samples:type_name -> alox.BatterySample
-	1,  // 39: alox.TapEvent.kind:type_name -> alox.TapKind
-	1,  // 40: alox.CacheClientTap.kind:type_name -> alox.TapKind
-	23, // 41: alox.CacheClientStatus.accel:type_name -> alox.CacheClientAccel
-	24, // 42: alox.CacheClientStatus.tap:type_name -> alox.CacheClientTap
-	25, // 43: alox.CacheStatusResponse.clients:type_name -> alox.CacheClientStatus
-	44, // 44: alox.OtaSlaveProgressResponse.slaves:type_name -> alox.OtaSlaveProgressEntry
-	45, // [45:45] is the sub-list for method output_type
-	45, // [45:45] is the sub-list for method input_type
-	45, // [45:45] is the sub-list for extension type_name
-	45, // [45:45] is the sub-list for extension extendee
-	0,  // [0:45] is the sub-list for field type_name
+	39, // 34: alox.UartMessage.tap_config_request:type_name -> alox.TapConfigRequest
+	40, // 35: alox.UartMessage.tap_config_response:type_name -> alox.TapConfigResponse
+	6,  // 36: alox.ClientInfoResponse.clients:type_name -> alox.ClientInfo
+	8,  // 37: alox.ClientInputResponse.clients:type_name -> alox.ClientInput
+	15, // 38: alox.BatterySample.lipo1:type_name -> alox.LipoReading
+	15, // 39: alox.BatterySample.lipo2:type_name -> alox.LipoReading
+	16, // 40: alox.BatteryStatusResponse.samples:type_name -> alox.BatterySample
+	1,  // 41: alox.TapEvent.kind:type_name -> alox.TapKind
+	1,  // 42: alox.CacheClientTap.kind:type_name -> alox.TapKind
+	23, // 43: alox.CacheClientStatus.accel:type_name -> alox.CacheClientAccel
+	24, // 44: alox.CacheClientStatus.tap:type_name -> alox.CacheClientTap
+	25, // 45: alox.CacheStatusResponse.clients:type_name -> alox.CacheClientStatus
+	46, // 46: alox.OtaSlaveProgressResponse.slaves:type_name -> alox.OtaSlaveProgressEntry
+	47, // [47:47] is the sub-list for method output_type
+	47, // [47:47] is the sub-list for method input_type
+	47, // [47:47] is the sub-list for extension type_name
+	47, // [47:47] is the sub-list for extension extendee
+	0,  // [0:47] is the sub-list for field type_name
 }
 
 func init() { file_uart_messages_proto_init() }
@@ -3887,6 +4228,8 @@ func file_uart_messages_proto_init() {
 		(*UartMessage_EspnowEchoPingResponse)(nil),
 		(*UartMessage_SetLogLevelRequest)(nil),
 		(*UartMessage_SetLogLevelResponse)(nil),
+		(*UartMessage_TapConfigRequest)(nil),
+		(*UartMessage_TapConfigResponse)(nil),
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -3894,7 +4237,7 @@ func file_uart_messages_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: unsafe.Slice(unsafe.StringData(file_uart_messages_proto_rawDesc), len(file_uart_messages_proto_rawDesc)),
 			NumEnums:      2,
-			NumMessages:   44,
+			NumMessages:   46,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

goTool/webui/index.html

@@ -291,6 +291,69 @@
                   Setzen
                 </button>
               </div>
+              <h6 class="text-secondary mb-2 mt-3">Tap-Erkennung (BMA456)</h6>
+              <div class="row g-2 small">
+                <div class="col-6 col-md-4">
+                  <label class="form-label text-muted mb-0" for="tap-sens">sens (0–15)</label>
+                  <input id="tap-sens" type="number" class="form-control form-control-sm"
+                         min="0" max="15" x-model.number="masterTapCfg.tap_sens_thres"
+                         :disabled="busy || !state.uart_connected">
+                </div>
+                <div class="col-6 col-md-4">
+                  <label class="form-label text-muted mb-0" for="tap-max-gest">max_gest (×5ms)</label>
+                  <input id="tap-max-gest" type="number" class="form-control form-control-sm"
+                         min="0" max="65535" x-model.number="masterTapCfg.max_gest_dur"
+                         :disabled="busy || !state.uart_connected">
+                </div>
+                <div class="col-6 col-md-4">
+                  <label class="form-label text-muted mb-0" for="tap-shock">shock (×5ms)</label>
+                  <input id="tap-shock" type="number" class="form-control form-control-sm"
+                         min="0" max="65535" x-model.number="masterTapCfg.tap_shock_dur"
+                         :disabled="busy || !state.uart_connected">
+                </div>
+                <div class="col-6 col-md-4">
+                  <label class="form-label text-muted mb-0" for="tap-quiet">quiet (×5ms)</label>
+                  <input id="tap-quiet" type="number" class="form-control form-control-sm"
+                         min="0" max="65535" x-model.number="masterTapCfg.quite_time_after_gest"
+                         :disabled="busy || !state.uart_connected">
+                </div>
+                <div class="col-6 col-md-4">
+                  <label class="form-label text-muted mb-0" for="tap-wait">wait (0|1)</label>
+                  <input id="tap-wait" type="number" class="form-control form-control-sm"
+                         min="0" max="1" x-model.number="masterTapCfg.wait_for_timeout"
+                         :disabled="busy || !state.uart_connected">
+                </div>
+                <div class="col-6 col-md-4">
+                  <label class="form-label text-muted mb-0" for="tap-axis">axis (0=X…2=Z)</label>
+                  <input id="tap-axis" type="number" class="form-control form-control-sm"
+                         min="0" max="2" x-model.number="masterTapCfg.axis_sel"
+                         :disabled="busy || !state.uart_connected">
+                </div>
+              </div>
+              <div class="d-flex flex-wrap gap-3 align-items-center mt-2 small">
+                <label class="tap-toggle mb-0">
+                  <input type="checkbox" x-model="masterTapCfg.enable_single"
+                         :disabled="busy || !state.uart_connected"> Single
+                </label>
+                <label class="tap-toggle mb-0">
+                  <input type="checkbox" x-model="masterTapCfg.enable_double"
+                         :disabled="busy || !state.uart_connected"> Double
+                </label>
+                <label class="tap-toggle mb-0">
+                  <input type="checkbox" x-model="masterTapCfg.enable_triple"
+                         :disabled="busy || !state.uart_connected"> Triple
+                </label>
+                <button type="button" class="btn btn-outline-secondary btn-sm"
+                        @click="readMasterTapConfig()"
+                        :disabled="busy || !state.uart_connected">
+                  Lesen
+                </button>
+                <button type="button" class="btn btn-primary btn-sm"
+                        @click="setMasterTapConfig()"
+                        :disabled="busy || !state.uart_connected">
+                  Setzen
+                </button>
+              </div>
               <p class="text-muted small mt-2 mb-0" x-show="!state.uart_connected">
                 UART nicht verbunden — Eingabe gesperrt.
               </p>
@@ -313,6 +376,12 @@
                       :disabled="busy || !state.uart_connected">
                 Alle Slaves
               </button>
+              <button type="button" class="btn btn-outline-secondary btn-sm"
+                      @click="setTapConfigAll()"
+                      :disabled="busy || !state.uart_connected"
+                      title="Master-Tap-Config an alle Slaves (ESP-NOW)">
+                Tap-Cfg alle
+              </button>
               <span class="badge bg-secondary" x-text="(state.clients || []).length + ' registered'"></span>
             </div>
           </div>
@@ -348,6 +417,7 @@
                     <th>Ver</th>
                     <th>Status</th>
                     <th>Deadzone</th>
+                    <th>Tap-Cfg</th>
                     <th>Accel (LSB)</th>
                     <th>Akku</th>
                     <th>Accel</th>
@@ -358,7 +428,7 @@
                 </thead>
                 <tbody>
                   <template x-if="!(state.clients || []).length">
-                    <tr><td colspan="11" class="text-muted text-center py-4">No clients</td></tr>
+                    <tr><td colspan="12" class="text-muted text-center py-4">No clients</td></tr>
                   </template>
                   <template x-for="c in (state.clients || [])" :key="c.id + c.mac">
                     <tr>
@@ -371,6 +441,15 @@
                               x-text="c.available ? 'available' : 'inactive'"></span>
                       </td>
                       <td x-text="c.deadzone != null ? c.deadzone : '—'"></td>
+                      <td class="small">
+                        <span x-text="formatTapCfg(c.tap_config)" :title="tapCfgTitle(c.tap_config)"></span>
+                        <button type="button" class="btn btn-outline-primary btn-sm ms-1 py-0 px-1"
+                                @click="setTapConfig(c.id, masterTapCfg)"
+                                :disabled="busy || !state.uart_connected || !c.available"
+                                title="Master-Tap-Config an diesen Slave">
+                          Set
+                        </button>
+                      </td>
                       <td>
                         <span class="accel"
                               :class="accelCellClass(c)"
@@ -655,7 +734,20 @@
         ws: null,
         wsConnected: false,
         masterDz: 100,
+        masterDzSeeded: false,
         masterLogLevel: 0,
+        masterTapCfg: {
+          tap_sens_thres: 5,
+          max_gest_dur: 100,
+          tap_shock_dur: 6,
+          quite_time_after_gest: 60,
+          wait_for_timeout: 0,
+          axis_sel: 2,
+          enable_single: true,
+          enable_double: true,
+          enable_triple: true
+        },
+        masterTapCfgSeeded: false,
         allDz: 100,
         allTapSingle: false,
         allTapDouble: false,
@@ -719,8 +811,13 @@
                 this.state = msg;
                 this.preserveBatteryInState(prev, this.state);
                 this.syncTapDisplay(msg.clients || []);
-                if (msg.master?.deadzone != null) {
+                if (!this.masterDzSeeded && msg.master?.deadzone != null) {
                   this.masterDz = msg.master.deadzone;
+                  this.masterDzSeeded = true;
+                }
+                if (!this.masterTapCfgSeeded && msg.master?.tap_config) {
+                  this.applyMasterTapCfg(msg.master.tap_config);
+                  this.masterTapCfgSeeded = true;
                 }
                 for (const c of (msg.clients || [])) {
                   if (c.deadzone != null && this.slaveDz[c.id] == null) {
@@ -1124,6 +1221,10 @@
               this.flash(`Slaves: Deadzone ${data.deadzone} LSB (${data.slaves_updated} per ESP-NOW, Master unverändert)`, true);
               return;
             }
+            if (clientId === 0) {
+              this.masterDz = data.deadzone;
+              this.masterDzSeeded = true;
+            }
             const who = clientId === 0 ? 'Master' : `Slave ${clientId}`;
             this.flash(`${who}: Deadzone ${data.deadzone} LSB gesetzt`, true);
           } catch (e) {
@@ -1142,6 +1243,7 @@
               return;
             }
             this.masterDz = data.deadzone;
+            this.masterDzSeeded = true;
             this.flash(`Master: Deadzone ${data.deadzone} LSB`, true);
           } catch (e) {
             this.flash(String(e), false);
@@ -1152,6 +1254,93 @@
         async setMasterDeadzone() {
           await this.setDeadzone(0, this.masterDz);
         },
+        formatTapCfg(tc) {
+          if (!tc) return '—';
+          return `s${tc.tap_sens_thres}`;
+        },
+        tapCfgTitle(tc) {
+          if (!tc) return '';
+          const kinds = [tc.enable_single && 'S', tc.enable_double && 'D', tc.enable_triple && 'T'].filter(Boolean).join('/');
+          return `sens=${tc.tap_sens_thres} max_gest=${tc.max_gest_dur} shock=${tc.tap_shock_dur} quiet=${tc.quite_time_after_gest} wait=${tc.wait_for_timeout} axis=${tc.axis_sel} (${kinds || 'aus'})`;
+        },
+        applyMasterTapCfg(data) {
+          if (!data) return;
+          this.masterTapCfg = {
+            tap_sens_thres: data.tap_sens_thres,
+            max_gest_dur: data.max_gest_dur,
+            tap_shock_dur: data.tap_shock_dur,
+            quite_time_after_gest: data.quite_time_after_gest,
+            wait_for_timeout: data.wait_for_timeout,
+            axis_sel: data.axis_sel,
+            enable_single: data.enable_single,
+            enable_double: data.enable_double,
+            enable_triple: data.enable_triple
+          };
+          this.masterTapCfgSeeded = true;
+        },
+        async setTapConfig(clientId, cfg, opts = {}) {
+          if (!cfg) {
+            this.flash('Keine Tap-Config', false);
+            return;
+          }
+          this.busy = true;
+          try {
+            const r = await fetch('/api/tap-config', {
+              method: 'POST',
+              headers: { 'Content-Type': 'application/json' },
+              body: JSON.stringify({
+                write: true,
+                client_id: clientId,
+                all_clients: !!opts.allClients,
+                slaves_only: !!opts.slavesOnly,
+                ...cfg
+              })
+            });
+            const data = await r.json();
+            if (!r.ok || !data.success) {
+              const err = data.error ||
+                (opts.slavesOnly ? 'Tap-Config für Slaves fehlgeschlagen' : `Tap-Config für Client ${clientId} fehlgeschlagen`);
+              this.flash(err, false);
+              return;
+            }
+            if (opts.slavesOnly) {
+              this.flash(`Slaves: Tap-Config gesetzt (${data.slaves_updated} per ESP-NOW, Master unverändert)`, true);
+              return;
+            }
+            const who = clientId === 0 ? 'Master' : `Slave ${clientId}`;
+            this.flash(`${who}: Tap-Config gesetzt (sens=${data.tap_sens_thres})`, true);
+            if (clientId === 0) {
+              this.applyMasterTapCfg(data);
+            }
+          } catch (e) {
+            this.flash(String(e), false);
+          } finally {
+            this.busy = false;
+          }
+        },
+        async readMasterTapConfig() {
+          this.busy = true;
+          try {
+            const r = await fetch('/api/tap-config?client_id=0');
+            const data = await r.json();
+            if (!r.ok || !data.success) {
+              this.flash(data.error || 'Master-Tap-Config lesen fehlgeschlagen', false);
+              return;
+            }
+            this.applyMasterTapCfg(data);
+            this.flash(`Master: Tap-Config gelesen (sens=${data.tap_sens_thres})`, true);
+          } catch (e) {
+            this.flash(String(e), false);
+          } finally {
+            this.busy = false;
+          }
+        },
+        async setMasterTapConfig() {
+          await this.setTapConfig(0, this.masterTapCfg);
+        },
+        async setTapConfigAll() {
+          await this.setTapConfig(0, this.masterTapCfg, { allClients: true, slavesOnly: true });
+        },
         async readMasterLogLevel() {
           this.busy = true;
           try {