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| -rw-r--r-- | docs/feature_pointing_device.md | 23 |
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diff --git a/docs/feature_pointing_device.md b/docs/feature_pointing_device.md index ecf6d5c6d4..def592a61c 100644 --- a/docs/feature_pointing_device.md +++ b/docs/feature_pointing_device.md @@ -155,6 +155,29 @@ The PMW 3360 is an SPI driven optical sensor, that uses a built in IR LED for su The CPI range is 100-12000, in increments of 100. Defaults to 1600 CPI. +### PMW 3389 Sensor + +To use the PMW 3389 sensor, add this to your `rules.mk` + +```make +POINTING_DEVICE_DRIVER = pmw3389 +``` + +The PMW 3389 is an SPI driven optical sensor, that uses a built in IR LED for surface tracking. + +| Setting | Description | Default | +|---------------------------------|--------------------------------------------------------------------------------------------|---------------| +|`PMW3389_CS_PIN` | (Required) Sets the Cable Select pin connected to the sensor. | _not defined_ | +|`PMW3389_CLOCK_SPEED` | (Optional) Sets the clock speed that the sensor runs at. | `2000000` | +|`PMW3389_SPI_LSBFIRST` | (Optional) Sets the Least/Most Significant Byte First setting for SPI. | `false` | +|`PMW3389_SPI_MODE` | (Optional) Sets the SPI Mode for the sensor. | `3` | +|`PMW3389_SPI_DIVISOR` | (Optional) Sets the SPI Divisor used for SPI communication. | _varies_ | +|`PMW3389_LIFTOFF_DISTANCE` | (Optional) Sets the lift off distance at run time | `0x02` | +|`ROTATIONAL_TRANSFORM_ANGLE` | (Optional) Allows for the sensor data to be rotated +/- 30 degrees directly in the sensor. | `0` | +|`PMW3389_LEGACY_FIRMWARE_UPLOAD` | (Optional) Switches to older, manual upload of firmware, for compatibility. | _not defined_ | + +The CPI range is 50-16000, in increments of 50. Defaults to 2000 CPI. + ### Custom Driver |