Expand rotational range for PMW3360 Optical Sensor (#15431)

qmk · Dec 8, 2021 · 26febb7 · 26febb7
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diff --git a/docs/feature_pointing_device.md b/docs/feature_pointing_device.md
@@ -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_MODE`           | (Optional) Sets the SPI Mode for the sensor.                                               | `3`           |
 |`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.
 

diff --git a/drivers/sensors/pmw3360.c b/drivers/sensors/pmw3360.c
@@ -184,7 +184,7 @@ bool pmw3360_init(void) {
 
     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();