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lis2dw: reasonable defaults when initializing

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This commit is contained in:
Joey Castillo
2022-02-19 14:03:10 -05:00
parent ee60d97d25
commit 09f79f782f
3 changed files with 14 additions and 10 deletions
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4
watch-library/shared/driver/lis2dw.c
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@@ -31,12 +31,8 @@ bool lis2dw_begin(void) {
}
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL2, LIS2DW_CTRL2_VAL_BOOT);
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL2, LIS2DW_CTRL2_VAL_SOFT_RESET);
// Start at lowest possible data rate and lowest possible power mode
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1, LIS2DW_CTRL1_VAL_ODR_LOWEST | LIS2DW_CTRL1_VAL_MODE_LOW_POWER | LIS2DW_CTRL1_VAL_LPMODE_1);
// Enable block data update (output registers not updated until MSB and LSB have been read) and address autoincrement
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL2, LIS2DW_CTRL2_VAL_BDU | LIS2DW_CTRL2_VAL_IF_ADD_INC);
// Set range to ±2G
watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL6, LIS2DW_CTRL6_VAL_RANGE_2G);
return true;
}