#include <stdint.h>

typedef enum { LED_CMD_CLEAR, LED_CMD_SET_DIGIT, LED_CMD_SET_COLOR } led_mode_t;

typedef struct {
  led_mode_t mode;
  uint8_t value;
  uint8_t r, g, b;
} led_command_t;

void led_ring_send_command(led_command_t *cmd);
void led_ring_init(void);