diff options
Diffstat (limited to 'drivers/sensors/pmw3320.c')
-rw-r--r-- | drivers/sensors/pmw3320.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/sensors/pmw3320.c b/drivers/sensors/pmw3320.c index 69a584f4e1..f19fbfd1ab 100644 --- a/drivers/sensors/pmw3320.c +++ b/drivers/sensors/pmw3320.c @@ -24,9 +24,9 @@ void pmw3320_init(void) { // Initialize sensor serial pins. - setPinOutput(PMW3320_SCLK_PIN); - setPinOutput(PMW3320_SDIO_PIN); - setPinOutput(PMW3320_CS_PIN); + gpio_set_pin_output(PMW3320_SCLK_PIN); + gpio_set_pin_output(PMW3320_SDIO_PIN); + gpio_set_pin_output(PMW3320_CS_PIN); // reboot the sensor. pmw3320_write_reg(REG_Power_Up_Reset, 0x5a); @@ -54,30 +54,30 @@ void pmw3320_init(void) { // Just as with the serial protocol, this is used by the slave to send a // synchronization signal to the master. void pmw3320_sync(void) { - writePinLow(PMW3320_CS_PIN); + gpio_write_pin_low(PMW3320_CS_PIN); wait_us(1); - writePinHigh(PMW3320_CS_PIN); + gpio_write_pin_high(PMW3320_CS_PIN); } void pmw3320_cs_select(void) { - writePinLow(PMW3320_CS_PIN); + gpio_write_pin_low(PMW3320_CS_PIN); } void pmw3320_cs_deselect(void) { - writePinHigh(PMW3320_CS_PIN); + gpio_write_pin_high(PMW3320_CS_PIN); } uint8_t pmw3320_serial_read(void) { - setPinInput(PMW3320_SDIO_PIN); + gpio_set_pin_input(PMW3320_SDIO_PIN); uint8_t byte = 0; for (uint8_t i = 0; i < 8; ++i) { - writePinLow(PMW3320_SCLK_PIN); + gpio_write_pin_low(PMW3320_SCLK_PIN); wait_us(1); - byte = (byte << 1) | readPin(PMW3320_SDIO_PIN); + byte = (byte << 1) | gpio_read_pin(PMW3320_SDIO_PIN); - writePinHigh(PMW3320_SCLK_PIN); + gpio_write_pin_high(PMW3320_SCLK_PIN); wait_us(1); } @@ -85,19 +85,19 @@ uint8_t pmw3320_serial_read(void) { } void pmw3320_serial_write(uint8_t data) { - setPinOutput(PMW3320_SDIO_PIN); + gpio_set_pin_output(PMW3320_SDIO_PIN); for (int8_t b = 7; b >= 0; b--) { - writePinLow(PMW3320_SCLK_PIN); + gpio_write_pin_low(PMW3320_SCLK_PIN); if (data & (1 << b)) - writePinHigh(PMW3320_SDIO_PIN); + gpio_write_pin_high(PMW3320_SDIO_PIN); else - writePinLow(PMW3320_SDIO_PIN); + gpio_write_pin_low(PMW3320_SDIO_PIN); wait_us(2); - writePinHigh(PMW3320_SCLK_PIN); + gpio_write_pin_high(PMW3320_SCLK_PIN); } // This was taken from ADNS5050 driver. |