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Add readPort() and some API to 'tmk_core/common/*/gpio.h' #12754

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Jun 7, 2021
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Add readPort() and some API to 'tmk_core/common/*/gpio.h' #12754

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4f43de3
add readPort() and some API to 'tmk_core/common/*/gpio.h'
mtei Apr 30, 2021
183d371
add data type 'port_data_t' into gpio.h
mtei May 6, 2021
2243190
rename qmk_pin to pin
mtei May 9, 2021
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15 changes: 15 additions & 0 deletions tmk_core/common/avr/gpio.h
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,8 @@

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")
Expand All @@ -32,3 +34,16 @@ typedef uint8_t pin_t;
#define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF)))

#define togglePin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF))

/* Operation of GPIO by port. */

typedef uint8_t port_data_t;

#define readPort(port) PINx_ADDRESS(port)

#define setPortBitInput(port, bit) (DDRx_ADDRESS(port) &= ~_BV((bit)&0xF), PORTx_ADDRESS(port) &= ~_BV((bit)&0xF))
#define setPortBitInputHigh(port, bit) (DDRx_ADDRESS(port) &= ~_BV((bit)&0xF), PORTx_ADDRESS(port) |= _BV((bit)&0xF))
#define setPortBitOutput(port, bit) (DDRx_ADDRESS(port) |= _BV((bit)&0xF))

#define writePortBitLow(port, bit) (PORTx_ADDRESS(port) &= ~_BV((bit)&0xF))
#define writePortBitHigh(port, bit) (PORTx_ADDRESS(port) |= _BV((bit)&0xF))
16 changes: 16 additions & 0 deletions tmk_core/common/chibios/gpio.h
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,8 @@

typedef ioline_t pin_t;

/* Operation of GPIO by pin. */

#define setPinInput(pin) palSetLineMode(pin, PAL_MODE_INPUT)
#define setPinInputHigh(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLUP)
#define setPinInputLow(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLDOWN)
Expand All @@ -32,3 +34,17 @@ typedef ioline_t pin_t;
#define readPin(pin) palReadLine(pin)

#define togglePin(pin) palToggleLine(pin)

/* Operation of GPIO by port. */

typedef uint16_t port_data_t;

#define readPort(pin) palReadPort(PAL_PORT(pin))

#define setPortBitInput(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT)
#define setPortBitInputHigh(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT_PULLUP)
#define setPortBitInputLow(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT_PULLDOWN)
#define setPortBitOutput(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_OUTPUT_PUSHPULL)

#define writePortBitLow(pin, bit) palClearLine(PAL_LINE(PAL_PORT(pin), bit))
#define writePortBitHigh(pin, bit) palSetLine(PAL_LINE(PAL_PORT(pin), bit))