diff options
Diffstat (limited to 'platforms/avr/gpio.h')
| -rw-r--r-- | platforms/avr/gpio.h | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/platforms/avr/gpio.h b/platforms/avr/gpio.h index 95f15c28dc..6f089bc663 100644 --- a/platforms/avr/gpio.h +++ b/platforms/avr/gpio.h @@ -22,17 +22,17 @@ typedef uint8_t pin_t; /* Operation of GPIO by pin. */ -#define setPinInput(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF)) -#define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF)) -#define setPinInputLow(pin) _Static_assert(0, "AVR processors cannot implement an input as pull low") -#define setPinOutputPushPull(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF)) -#define setPinOutputOpenDrain(pin) _Static_assert(0, "AVR platform does not implement an open-drain output") -#define setPinOutput(pin) setPinOutputPushPull(pin) +#define gpio_set_pin_input(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF)) +#define gpio_set_pin_input_high(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF)) +#define gpio_set_pin_input_low(pin) _Static_assert(0, "GPIO pulldowns in input mode are not available on AVR") +#define gpio_set_pin_output_push_pull(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF)) +#define gpio_set_pin_output_open_drain(pin) _Static_assert(0, "Open-drain outputs are not available on AVR") +#define gpio_set_pin_output(pin) gpio_set_pin_output_push_pull(pin) -#define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF)) -#define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF)) -#define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin)) +#define gpio_write_pin_high(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF)) +#define gpio_write_pin_low(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF)) +#define gpio_write_pin(pin, level) ((level) ? gpio_write_pin_high(pin) : gpio_write_pin_low(pin)) -#define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF))) +#define gpio_read_pin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF))) -#define togglePin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF)) +#define gpio_toggle_pin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF)) |