simon
ee38ce551a
Filter BMA456 logs by configurable LSB threshold; master can set deadzone for local sensor or slaves using ACCEL_DEADZONE (UART) and ESP-NOW broadcast until unicast delivery is restored. Co-authored-by: Cursor <cursoragent@cursor.com>
26 lines
648 B
C
26 lines
648 B
C
#ifndef BOSCH456_H
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#define BOSCH456_H
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#include "driver/i2c_types.h"
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#include "esp_err.h"
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#define TOUCH_1 9
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#define TOUCH_2 8
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#define BMA456_ADDRESS 0x18
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#define BMA456_DEFAULT_ACCEL_DEADZONE 100u
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/** Initialize BMA456 on the shared I2C bus. Returns ESP_OK or logs and skips sensor use. */
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esp_err_t init_bma456(i2c_master_bus_handle_t bus_handle);
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bool bma456_is_ready(void);
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void bma456_set_accel_deadzone(uint32_t deadzone_lsb);
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uint32_t bma456_get_accel_deadzone(void);
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/** Log accel sample only when any axis changed more than deadzone since last report. */
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void bma456_report_accel_if_changed(int16_t x, int16_t y, int16_t z);
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#endif
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