HAL FastIO cleanup and fixes

This commit is contained in:
Scott Lahteine 2018-04-26 00:40:16 -05:00
parent 5b5e322356
commit 456cf971af
5 changed files with 52 additions and 50 deletions

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@ -55,7 +55,7 @@ bool useable_hardware_PWM(pin_t pin);
#define WRITE_PIN_CLR(IO) (LPC_GPIO(LPC1768_PIN_PORT(IO))->FIOCLR = LPC_PIN(LPC1768_PIN_PIN(IO)))
#define READ_PIN(IO) ((LPC_GPIO(LPC1768_PIN_PORT(IO))->FIOPIN & LPC_PIN(LPC1768_PIN_PIN(IO))) ? 1 : 0)
#define WRITE_PIN(IO, v) ((v) ? WRITE_PIN_SET(IO) : WRITE_PIN_CLR(IO))
#define WRITE_PIN(IO,V) ((V) ? WRITE_PIN_SET(IO) : WRITE_PIN_CLR(IO))
/**
* Magic I/O routines
@ -66,76 +66,76 @@ bool useable_hardware_PWM(pin_t pin);
*/
/// Read a pin
#define _READ(IO) READ_PIN(IO)
#define _READ(IO) READ_PIN(IO)
/// Write to a pin
#define _WRITE_VAR(IO, v) digitalWrite(IO, v)
#define _WRITE_VAR(IO,V) digitalWrite(IO,V)
#define _WRITE(IO, v) WRITE_PIN(IO, v)
#define _WRITE(IO,V) WRITE_PIN(IO,V)
/// toggle a pin
#define _TOGGLE(IO) _WRITE(IO, !READ(IO))
#define _TOGGLE(IO) _WRITE(IO, !READ(IO))
/// set pin as input
#define _SET_INPUT(IO) SET_DIR_INPUT(IO)
#define _SET_INPUT(IO) SET_DIR_INPUT(IO)
/// set pin as output
#define _SET_OUTPUT(IO) SET_DIR_OUTPUT(IO)
#define _SET_OUTPUT(IO) SET_DIR_OUTPUT(IO)
/// set pin as input with pullup mode
#define _PULLUP(IO, v) (pinMode(IO, (v!=LOW ? INPUT_PULLUP : INPUT)))
#define _PULLUP(IO,V) pinMode(IO, (V) ? INPUT_PULLUP : INPUT)
/// set pin as input with pulldown mode
#define _PULLDOWN(IO, v) (pinMode(IO, (v!=LOW ? INPUT_PULLDOWN : INPUT)))
#define _PULLDOWN(IO,V) pinMode(IO, (V) ? INPUT_PULLDOWN : INPUT)
// hg42: all pins can be input or output (I hope)
// hg42: undefined pins create compile error (IO, is no pin)
// hg42: currently not used, but was used by pinsDebug
/// check if pin is an input
#define _GET_INPUT(IO) (LPC1768_PIN_PIN(IO)>=0)
#define _GET_INPUT(IO) (LPC1768_PIN_PIN(IO) >= 0)
/// check if pin is an output
#define _GET_OUTPUT(IO) (LPC1768_PIN_PIN(IO)>=0)
#define _GET_OUTPUT(IO) (LPC1768_PIN_PIN(IO) >= 0)
// hg42: GET_TIMER is used only to check if it's a PWM pin
// hg42: we cannot use USEABLE_HARDWARE_PWM because it uses a function that cannot be used statically
// hg42: instead use PWM bit from the #define
/// check if pin is a timer
#define _GET_TIMER(IO) TRUE // could be LPC1768_PIN_PWM(IO), but there
#define _GET_TIMER(IO) TRUE // could be LPC1768_PIN_PWM(IO), but there
// hg42: could be this:
// #define _GET_TIMER(IO) LPC1768_PIN_PWM(IO)
// but this is an incomplete check (12 pins are PWMable, but only 6 can be used at the same time)
/// Read a pin wrapper
#define READ(IO) _READ(IO)
#define READ(IO) _READ(IO)
/// Write to a pin wrapper
#define WRITE_VAR(IO, v) _WRITE_VAR(IO, v)
#define WRITE(IO, v) _WRITE(IO, v)
#define WRITE_VAR(IO,V) _WRITE_VAR(IO,V)
#define WRITE(IO,V) _WRITE(IO,V)
/// toggle a pin wrapper
#define TOGGLE(IO) _TOGGLE(IO)
#define TOGGLE(IO) _TOGGLE(IO)
/// set pin as input wrapper
#define SET_INPUT(IO) _SET_INPUT(IO)
#define SET_INPUT(IO) _SET_INPUT(IO)
/// set pin as input with pullup wrapper
#define SET_INPUT_PULLUP(IO) do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0)
#define SET_INPUT_PULLUP(IO) do{ _SET_INPUT(IO); _PULLUP(IO, HIGH); }while(0)
/// set pin as input with pulldown wrapper
#define SET_INPUT_PULLDOWN(IO) do{ _SET_INPUT(IO); _PULLDOWN(IO, HIGH); }while(0)
#define SET_INPUT_PULLDOWN(IO) do{ _SET_INPUT(IO); _PULLDOWN(IO, HIGH); }while(0)
/// set pin as output wrapper - reads the pin and sets the output to that value
#define SET_OUTPUT(IO) do{ _WRITE(IO, _READ(IO)); _SET_OUTPUT(IO); }while(0)
#define SET_OUTPUT(IO) do{ _WRITE(IO, _READ(IO)); _SET_OUTPUT(IO); }while(0)
/// check if pin is an input wrapper
#define GET_INPUT(IO) _GET_INPUT(IO)
#define GET_INPUT(IO) _GET_INPUT(IO)
/// check if pin is an output wrapper
#define GET_OUTPUT(IO) _GET_OUTPUT(IO)
#define GET_OUTPUT(IO) _GET_OUTPUT(IO)
/// check if pin is a timer (wrapper)
#define GET_TIMER(IO) _GET_TIMER(IO)
#define GET_TIMER(IO) _GET_TIMER(IO)
// Shorthand
#define OUT_WRITE(IO, v) { SET_OUTPUT(IO); WRITE(IO, v); }
#define OUT_WRITE(IO,V) do{ SET_OUTPUT(IO); WRITE(IO,V); }while(0)
#endif // _FASTIO_LPC1768_H

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@ -34,7 +34,7 @@
#define READ(IO) (PIN_MAP[IO].gpio_device->regs->IDR & (1U << PIN_MAP[IO].gpio_bit) ? HIGH : LOW)
#define WRITE(IO,V) (PIN_MAP[IO].gpio_device->regs->BSRR = (1U << PIN_MAP[IO].gpio_bit) << (16 * !(bool)V))
#define TOGGLE(IO) (PIN_MAP[IO].gpio_device->regs->ODR = PIN_MAP[IO].gpio_device->regs->ODR ^ (1U << PIN_MAP[IO].gpio_bit))
#define WRITE_VAR(IO,V) WRITE(io,V)
#define WRITE_VAR(IO,V) WRITE(IO,V)
#define _GET_MODE(IO) gpio_get_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit)
#define _SET_MODE(IO,M) gpio_set_mode(PIN_MAP[IO].gpio_device, PIN_MAP[IO].gpio_bit, M)

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@ -31,26 +31,27 @@
#define _BV(b) (1 << (b))
#define READ(IO) digitalRead(IO)
#define WRITE(IO, v) digitalWrite(IO,v)
#define TOGGLE(IO) do{ _SET_OUTPUT(IO); digitalWrite(IO,!digitalRead(IO)); }while(0)
#define WRITE_VAR(IO, v) digitalWrite(IO,v)
#define READ(IO) digitalRead(IO)
#define WRITE(IO,V) digitalWrite(IO,V)
#define WRITE_VAR(IO,V) WRITE(IO,V)
#define _GET_MODE(IO)
#define _SET_MODE(IO,M) pinMode(IO, M)
#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) /*!< Output Push Pull Mode & GPIO_NOPULL */
#define _SET_MODE(IO,M) pinMode(IO, M)
#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) /*!< Output Push Pull Mode & GPIO_NOPULL */
#define SET_INPUT(IO) _SET_MODE(IO, INPUT) /*!< Input Floating Mode */
#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, INPUT_PULLUP) /*!< Input with Pull-up activation */
#define SET_INPUT_PULLDOW(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0)
#define OUT_WRITE(IO,V) do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
#define SET_INPUT(IO) _SET_MODE(IO, INPUT) /*!< Input Floating Mode */
#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, INPUT_PULLUP) /*!< Input with Pull-up activation */
#define SET_INPUT_PULLDOWN(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
#define SET_OUTPUT(IO) OUT_WRITE(IO, LOW)
#define TOGGLE(IO) OUT_WRITE(IO, !READ(IO))
#define GET_INPUT(IO)
#define GET_OUTPUT(IO)
#define GET_TIMER(IO)
#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
#define PORTA 0
#define PORTB 1
#define PORTC 2

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@ -31,26 +31,27 @@
#define _BV(b) (1 << (b))
#define READ(IO) digitalRead(IO)
#define WRITE(IO, v) digitalWrite(IO,v)
#define TOGGLE(IO) do{ _SET_OUTPUT(IO); digitalWrite(IO,!digitalRead(IO)); }while(0)
#define WRITE_VAR(IO, v) digitalWrite(IO,v)
#define READ(IO) digitalRead(IO)
#define WRITE(IO,V) digitalWrite(IO,V)
#define WRITE_VAR(IO,V) WRITE(IO,V)
#define _GET_MODE(IO)
#define _SET_MODE(IO,M) pinMode(IO, M)
#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) /*!< Output Push Pull Mode & GPIO_NOPULL */
#define _SET_MODE(IO,M) pinMode(IO, M)
#define _SET_OUTPUT(IO) pinMode(IO, OUTPUT) /*!< Output Push Pull Mode & GPIO_NOPULL */
#define SET_INPUT(IO) _SET_MODE(IO, INPUT) /*!< Input Floating Mode */
#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, INPUT_PULLUP) /*!< Input with Pull-up activation */
#define SET_INPUT_PULLDOW(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); WRITE(IO, LOW); }while(0)
#define OUT_WRITE(IO,V) do{ _SET_OUTPUT(IO); WRITE(IO,V); }while(0)
#define SET_INPUT(IO) _SET_MODE(IO, INPUT) /*!< Input Floating Mode */
#define SET_INPUT_PULLUP(IO) _SET_MODE(IO, INPUT_PULLUP) /*!< Input with Pull-up activation */
#define SET_INPUT_PULLDOWN(IO) _SET_MODE(IO, INPUT_PULLDOWN) /*!< Input with Pull-down activation */
#define SET_OUTPUT(IO) OUT_WRITE(IO, LOW)
#define TOGGLE(IO) OUT_WRITE(IO, !READ(IO))
#define GET_INPUT(IO)
#define GET_OUTPUT(IO)
#define GET_TIMER(IO)
#define OUT_WRITE(IO, v) { _SET_OUTPUT(IO); WRITE(IO, v); }
#define PORTA 0
#define PORTB 1
#define PORTC 2

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@ -99,7 +99,7 @@
// Macros for bit masks
#undef _BV
#define _BV(b) (1<<(b))
#define _BV(b) (1 << (b))
#define TEST(n,b) !!((n)&_BV(b))
#define SBI(n,b) (n |= _BV(b))
#define CBI(n,b) (n &= ~_BV(b))