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accelrometer: add tap event, test by adding tap to set countdown

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This commit is contained in:
Joey Castillo
2024-11-27 18:04:17 -05:00
parent c2b800bb69
commit 4b5e15cc1d
6 changed files with 130 additions and 8 deletions
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18
watch-library/shared/driver/lis2dw.c
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@@ -253,6 +253,24 @@ void lis2dw_configure_6d_threshold(uint8_t threshold) {
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_TAP_THS_X, configuration | ((threshold & 0b11) << 5));
}
void lis2dw_configure_tap_threshold(uint8_t threshold_x, uint8_t threshold_y, uint8_t threshold_z, uint8_t axes_to_enable) {
uint8_t configuration;
// if (axes_to_enable & LIS2DW_REG_TAP_THS_Z_X_AXIS_ENABLE); // X axis tap not implemented
// if (axes_to_enable & LIS2DW_REG_TAP_THS_Z_Y_AXIS_ENABLE); // Y axis tap not implemented
// tap enable bitmask is the high bits of LIS2DW_REG_TAP_THS_Z
configuration = axes_to_enable & 0b00100000; // NOTE: should be 0b11100000 to allow use of all three axes, but we're not using X or Y.
if (axes_to_enable & LIS2DW_REG_TAP_THS_Z_Z_AXIS_ENABLE) {
// mask out high bits if set
configuration |= (threshold_z & 0b00011111);
}
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_TAP_THS_Z, configuration);
}
void lis2dw_configure_tap_duration(uint8_t latency, uint8_t quiet, uint8_t shock) {
uint8_t configuration = (latency << 4) | ((quiet & 0b11) << 2) | (shock & 0b11);
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_INT1_DUR, configuration);
}
void lis2dw_configure_int1(uint8_t sources) {
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4_INT1, sources);
}