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update for atmega32a

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This commit is contained in:
Jack Humbert 2018-09-28 20:12:29 -04:00
parent 12672aca8b
commit 7289b847db
2 changed files with 13 additions and 12 deletions
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5
quantum/config_common.h
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@ -46,15 +46,14 @@
#define PIND_ADDRESS 0x9
#define PINE_ADDRESS 0xC
#define PINF_ADDRESS 0xF
#elif defined(__AVR_ATmega32a__)
#elif defined(__AVR_ATmega32A__)
#define ADDRESS_BASE 0x10
#define PIND_ADDRESS 0x0
#define PINC_ADDRESS 0x3
#define PINB_ADDRESS 0x6
#define PINA_ADDRESS 0x9
#else
#define pin_t uint16_t
#define ADDRESS_BASE 0x0
#error "Pins are not defined"
#endif
/* I/O pins */

20
quantum/quantum.h
View File

@ -138,26 +138,28 @@ extern uint32_t default_layer_state;
//Function substitutions to ease GPIO manipulation
#ifdef __AVR__
#define PIN_ADDRESS(p, offset) _SFR_IO8(ADDRESS_BASE + (p >> PORT_SHIFTER) + offset)
#define pin_t uint8_t
#define setPinInput(pin) _SFR_IO8((pin >> 4) + 1) &= ~ _BV(pin & 0xF)
#define setPinInput(pin) PIN_ADDRESS(pin, 1) &= ~ _BV(pin & 0xF)
#define setPinInputHigh(pin) ({\
_SFR_IO8((pin >> 4) + 1) &= ~ _BV(pin & 0xF);\
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF);\
PIN_ADDRESS(pin, 1) &= ~ _BV(pin & 0xF);\
PIN_ADDRESS(pin, 2) |= _BV(pin & 0xF);\
})
#define setPinInputLow(pin) _Static_assert(0, "AVR Processors cannot impliment an input as pull low")
#define setPinOutput(pin) _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF)
#define setPinOutput(pin) PIN_ADDRESS(pin, 1) |= _BV(pin & 0xF)
#define writePinHigh(pin) _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF)
#define writePinLow(pin) _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF)
#define writePinHigh(pin) PIN_ADDRESS(pin, 2) |= _BV(pin & 0xF)
#define writePinLow(pin) PIN_ADDRESS(pin, 2) &= ~_BV(pin & 0xF)
static inline void writePin(pin_t pin, uint8_t level){
if (level){
_SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF);
PIN_ADDRESS(pin, 2) |= _BV(pin & 0xF);
} else {
_SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF);
PIN_ADDRESS(pin, 2) &= ~_BV(pin & 0xF);
}
}
#define readPin(pin) (_SFR_IO8(pin >> 4) & _BV(pin & 0xF))
#define readPin(pin) (PIN_ADDRESS(pin, 0) & _BV(pin & 0xF))
#elif defined(PROTOCOL_CHIBIOS)
#define pin_t ioline_t
#define setPinInput(pin) palSetLineMode(pin, PAL_MODE_INPUT)