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[Core] Add configuration of PMW3360 lift off distance (#15424)

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* sensor code add

* update documentation

* add default #define

* Update drivers/sensors/pmw3360.c

Co-authored-by: Drashna Jaelre <drashna@live.com>

Co-authored-by: Drashna Jaelre <drashna@live.com>
This commit is contained in:
Xelus22 2021-12-09 18:52:07 +11:00 committed by GitHub
parent b2576dcf12
commit b09c44ced7
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3 changed files with 7 additions and 0 deletions
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1
docs/feature_pointing_device.md
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@ -150,6 +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_ |
|`PMW3360_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` |
The CPI range is 100-12000, in increments of 100. Defaults to 1600 CPI.

2
drivers/sensors/pmw3360.c
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@ -186,6 +186,8 @@ bool pmw3360_init(void) {
spi_write_adv(REG_Angle_Tune, constrain(ROTATIONAL_TRANSFORM_ANGLE, -30, 30));
spi_write_adv(REG_Lift_Config, PMW3360_LIFTOFF_DISTANCE);
bool init_success = pmw3360_check_signature();
writePinLow(PMW3360_CS_PIN);

4
drivers/sensors/pmw3360.h
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@ -46,6 +46,10 @@
# endif
#endif
#ifndef PMW3360_LIFTOFF_DISTANCE
# define PMW3360_LIFTOFF_DISTANCE 0x02
#endif
#ifndef ROTATIONAL_TRANSFORM_ANGLE
# define ROTATIONAL_TRANSFORM_ANGLE 0x00
#endif