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Expand rotational range for PMW3360 Optical Sensor (#15431)

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Drashna Jaelre 2021-12-08 07:38:09 -08:00 committed by GitHub
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2 changed files with 2 additions and 2 deletions
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docs/feature_pointing_device.md
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@ -150,7 +150,7 @@ The PMW 3360 is an SPI driven optical sensor, that uses a built in IR LED for su
|`PMW3360_SPI_LSBFIRST` | (Optional) Sets the Least/Most Significant Byte First setting for SPI. | `false` | |`PMW3360_SPI_LSBFIRST` | (Optional) Sets the Least/Most Significant Byte First setting for SPI. | `false` |
|`PMW3360_SPI_MODE` | (Optional) Sets the SPI Mode for the sensor. | `3` | |`PMW3360_SPI_MODE` | (Optional) Sets the SPI Mode for the sensor. | `3` |
|`PMW3360_SPI_DIVISOR` | (Optional) Sets the SPI Divisor used for SPI communication. | _varies_ | |`PMW3360_SPI_DIVISOR` | (Optional) Sets the SPI Divisor used for SPI communication. | _varies_ |
|`ROTATIONAL_TRANSFORM_ANGLE` | (Optional) Allows for the sensor data to be rotated +/- 30 degrees directly in the sensor. | `0` | |`ROTATIONAL_TRANSFORM_ANGLE` | (Optional) Allows for the sensor data to be rotated +/- 127 degrees directly in the sensor. | `0` |
The CPI range is 100-12000, in increments of 100. Defaults to 1600 CPI. The CPI range is 100-12000, in increments of 100. Defaults to 1600 CPI.

2
drivers/sensors/pmw3360.c
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@ -184,7 +184,7 @@ bool pmw3360_init(void) {
spi_write_adv(REG_Config2, 0x00); spi_write_adv(REG_Config2, 0x00);
spi_write_adv(REG_Angle_Tune, constrain(ROTATIONAL_TRANSFORM_ANGLE, -30, 30)); spi_write_adv(REG_Angle_Tune, constrain(ROTATIONAL_TRANSFORM_ANGLE, -127, 127));
bool init_success = pmw3360_check_signature(); bool init_success = pmw3360_check_signature();