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[Bug][Core] Fix optical sensor firmware upload #15919

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merged 4 commits into from
Jan 20, 2022
Merged

[Bug][Core] Fix optical sensor firmware upload #15919

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d7f0c3f
[Bug][Core] Fix pmw33xx firmware upload
drashna Jan 18, 2022
45884e6
compatibility?
drashna Jan 18, 2022
892ce42
Include adns9800 in changes
drashna Jan 18, 2022
764a382
Remove fast upload for adns9800 sensor
drashna Jan 19, 2022
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5 changes: 3 additions & 2 deletions docs/feature_pointing_device.md
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Original file line number Diff line number Diff line change
Expand Up @@ -150,8 +150,8 @@ The PMW 3360 is an SPI driven optical sensor, that uses a built in IR LED for su
|`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 +/- 127 degrees directly in the sensor. | `0` |
|`PMW3360_LEGACY_FIRMWARE_UPLOAD` | (Optional) Switches to older, manual upload of firmware, for compatibility. | _not defined_ |
|`ROTATIONAL_TRANSFORM_ANGLE` | (Optional) Allows for the sensor data to be rotated +/- 127 degrees directly in the sensor.| `0` |
|`PMW3360_FIRMWARE_UPLOAD_FAST` | (Optional) Skips the 15us wait between firmware blocks. | _not defined_ |

The CPI range is 100-12000, in increments of 100. Defaults to 1600 CPI.

Expand All @@ -174,6 +174,7 @@ The PMW 3389 is an SPI driven optical sensor, that uses a built in IR LED for su
|`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_FIRMWARE_UPLOAD_FAST` | (Optional) Skips the 15us wait between firmware blocks. | _not defined_ |

The CPI range is 50-16000, in increments of 50. Defaults to 2000 CPI.

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12 changes: 4 additions & 8 deletions drivers/sensors/pmw3360.c
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Expand Up @@ -206,16 +206,12 @@ void pmw3360_upload_firmware(void) {
spi_write(REG_SROM_Load_Burst | 0x80);
wait_us(15);

#ifdef PMW3360_LEGACY_FIRMWARE_UPLOAD
unsigned char c;
for (int i = 0; i < FIRMWARE_LENGTH; i++) {
c = (unsigned char)pgm_read_byte(firmware_data + i);
spi_write(c);
for (uint16_t i = 0; i < FIRMWARE_LENGTH; i++) {
spi_write(pgm_read_byte(firmware_data + i));
#ifndef PMW3360_FIRMWARE_UPLOAD_FAST
wait_us(15);
}
#else
spi_transmit(firmware_data, sizeof(firmware_data));
#endif
}
wait_us(200);

pmw3360_read(REG_SROM_ID);
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10 changes: 4 additions & 6 deletions drivers/sensors/pmw3389.c
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Expand Up @@ -210,14 +210,12 @@ void pmw3389_upload_firmware(void) {
spi_write(REG_SROM_Load_Burst | 0x80);
wait_us(15);

// legacy only for PMW3389 spi_transmit failed to load firmware
unsigned char c;
for (int i = 0; i < FIRMWARE_LENGTH; i++) {
c = (unsigned char)pgm_read_byte(firmware_data + i);
spi_write(c);
for (uint16_t i = 0; i < FIRMWARE_LENGTH; i++) {
spi_write(pgm_read_byte(firmware_data + i));
#ifndef PMW3389_FIRMWARE_UPLOAD_FAST
wait_us(15);
#endif
}

wait_us(200);

pmw3389_read(REG_SROM_ID);
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