diff options
Diffstat (limited to 'quantum/split_common')
| -rw-r--r-- | quantum/split_common/serial.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/quantum/split_common/serial.c b/quantum/split_common/serial.c index 1315377a34..322ab8030b 100644 --- a/quantum/split_common/serial.c +++ b/quantum/split_common/serial.c @@ -29,36 +29,32 @@ #endif #endif + #define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin) & 0xF), \ + PORTx_ADDRESS(pin) |= _BV((pin) & 0xF)) + #define setPinOutput(pin) (DDRx_ADDRESS(pin) |= _BV((pin) & 0xF)) + #define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin) & 0xF)) + #define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin) & 0xF)) + #define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin) & 0xF))) + #if SOFT_SERIAL_PIN >= D0 && SOFT_SERIAL_PIN <= D3 - #define SERIAL_PIN_DDR DDRD - #define SERIAL_PIN_PORT PORTD - #define SERIAL_PIN_INPUT PIND #if SOFT_SERIAL_PIN == D0 - #define SERIAL_PIN_MASK _BV(PD0) #define EIMSK_BIT _BV(INT0) #define EICRx_BIT (~(_BV(ISC00) | _BV(ISC01))) #define SERIAL_PIN_INTERRUPT INT0_vect #elif SOFT_SERIAL_PIN == D1 - #define SERIAL_PIN_MASK _BV(PD1) #define EIMSK_BIT _BV(INT1) #define EICRx_BIT (~(_BV(ISC10) | _BV(ISC11))) #define SERIAL_PIN_INTERRUPT INT1_vect #elif SOFT_SERIAL_PIN == D2 - #define SERIAL_PIN_MASK _BV(PD2) #define EIMSK_BIT _BV(INT2) #define EICRx_BIT (~(_BV(ISC20) | _BV(ISC21))) #define SERIAL_PIN_INTERRUPT INT2_vect #elif SOFT_SERIAL_PIN == D3 - #define SERIAL_PIN_MASK _BV(PD3) #define EIMSK_BIT _BV(INT3) #define EICRx_BIT (~(_BV(ISC30) | _BV(ISC31))) #define SERIAL_PIN_INTERRUPT INT3_vect #endif #elif SOFT_SERIAL_PIN == E6 - #define SERIAL_PIN_DDR DDRE - #define SERIAL_PIN_PORT PORTE - #define SERIAL_PIN_INPUT PINE - #define SERIAL_PIN_MASK _BV(PE6) #define EIMSK_BIT _BV(INT6) #define EICRx_BIT (~(_BV(ISC60) | _BV(ISC61))) #define SERIAL_PIN_INTERRUPT INT6_vect @@ -200,33 +196,32 @@ void serial_delay_half2(void) { inline static void serial_output(void) ALWAYS_INLINE; inline static void serial_output(void) { - SERIAL_PIN_DDR |= SERIAL_PIN_MASK; + setPinOutput(SOFT_SERIAL_PIN); } // make the serial pin an input with pull-up resistor inline static void serial_input_with_pullup(void) ALWAYS_INLINE; inline static void serial_input_with_pullup(void) { - SERIAL_PIN_DDR &= ~SERIAL_PIN_MASK; - SERIAL_PIN_PORT |= SERIAL_PIN_MASK; + setPinInputHigh(SOFT_SERIAL_PIN); } inline static uint8_t serial_read_pin(void) ALWAYS_INLINE; inline static uint8_t serial_read_pin(void) { - return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK); + return !! readPin(SOFT_SERIAL_PIN); } inline static void serial_low(void) ALWAYS_INLINE; inline static void serial_low(void) { - SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK; + writePinLow(SOFT_SERIAL_PIN); } inline static void serial_high(void) ALWAYS_INLINE; inline static void serial_high(void) { - SERIAL_PIN_PORT |= SERIAL_PIN_MASK; + writePinHigh(SOFT_SERIAL_PIN); } void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size) @@ -245,7 +240,7 @@ void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size) // Enable INT0-INT3,INT6 EIMSK |= EIMSK_BIT; -#if SERIAL_PIN_MASK == _BV(PE6) +#if SOFT_SERIAL_PIN == E6 // Trigger on falling edge of INT6 EICRB &= EICRx_BIT; #else |