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| 1 | +#ifndef __IO_PIN_REMAP_H__ |
| 2 | +#define __IO_PIN_REMAP_H__ |
| 3 | + |
| 4 | +#include "Arduino.h" |
| 5 | + |
| 6 | +#if defined(BOARD_HAS_PIN_REMAP) && !defined(BOARD_USES_HW_GPIO_NUMBERS) |
| 7 | + |
| 8 | +// Pin remapping functions |
| 9 | +int8_t digitalPinToGPIONumber(int8_t digitalPin); |
| 10 | +int8_t digitalPinFromGPIONumber(int8_t gpioPin); |
| 11 | + |
| 12 | +// Apply pin remapping to API only when building libraries and user sketch |
| 13 | +#ifndef ARDUINO_CORE_BUILD |
| 14 | + |
| 15 | +// Override APIs requiring pin remapping |
| 16 | + |
| 17 | +// cores/esp32/Arduino.h |
| 18 | +#define pulseInLong(pin, state, timeout) pulseInLong(digitalPinToGPIONumber(pin), state, timeout) |
| 19 | +#define pulseIn(pin, state, timeout) pulseIn(digitalPinToGPIONumber(pin), state, timeout) |
| 20 | +#define noTone(_pin) noTone(digitalPinToGPIONumber(_pin)) |
| 21 | +#define tone(_pin, frequency, duration) tone(digitalPinToGPIONumber(_pin), frequency, duration) |
| 22 | + |
| 23 | +// cores/esp32/esp32-hal.h |
| 24 | +#define analogGetChannel(pin) analogGetChannel(digitalPinToGPIONumber(pin)) |
| 25 | +#define analogWrite(pin, value) analogWrite(digitalPinToGPIONumber(pin), value) |
| 26 | + |
| 27 | +// cores/esp32/esp32-hal-adc.h |
| 28 | +#define adcAttachPin(pin) adcAttachPin(digitalPinToGPIONumber(pin)) |
| 29 | +#define analogRead(pin) analogRead(digitalPinToGPIONumber(pin)) |
| 30 | +#define analogReadMilliVolts(pin) analogReadMilliVolts(digitalPinToGPIONumber(pin)) |
| 31 | +#define analogSetPinAttenuation(pin, attenuation) analogSetPinAttenuation(digitalPinToGPIONumber(pin), attenuation) |
| 32 | +#define analogSetVRefPin(pin) analogSetVRefPin(digitalPinToGPIONumber(pin)) |
| 33 | + |
| 34 | +// cores/esp32/esp32-hal-dac.h |
| 35 | +#define dacDisable(pin) dacDisable(digitalPinToGPIONumber(pin)) |
| 36 | +#define dacWrite(pin, value) dacWrite(digitalPinToGPIONumber(pin), value) |
| 37 | + |
| 38 | +// cores/esp32/esp32-hal-gpio.h |
| 39 | +#define analogChannelToDigitalPin(channel) gpioNumberToDigitalPin(analogChannelToDigitalPin(channel)) |
| 40 | +#define digitalPinToAnalogChannel(pin) digitalPinToAnalogChannel(digitalPinToGPIONumber(pin)) |
| 41 | +#define digitalPinToTouchChannel(pin) digitalPinToTouchChannel(digitalPinToGPIONumber(pin)) |
| 42 | +#define digitalRead(pin) digitalRead(digitalPinToGPIONumber(pin)) |
| 43 | +#define attachInterruptArg(pin, fcn, arg, mode) attachInterruptArg(digitalPinToGPIONumber(pin), fcn, arg, mode) |
| 44 | +#define attachInterrupt(pin, fcn, mode) attachInterrupt(digitalPinToGPIONumber(pin), fcn, mode) |
| 45 | +#define detachInterrupt(pin) detachInterrupt(digitalPinToGPIONumber(pin)) |
| 46 | +#define digitalWrite(pin, val) digitalWrite(digitalPinToGPIONumber(pin), val) |
| 47 | +#define pinMode(pin, mode) pinMode(digitalPinToGPIONumber(pin), mode) |
| 48 | + |
| 49 | +// cores/esp32/esp32-hal-i2c.h |
| 50 | +#define i2cInit(i2c_num, sda, scl, clk_speed) i2cInit(i2c_num, digitalPinToGPIONumber(sda), digitalPinToGPIONumber(scl), clk_speed) |
| 51 | + |
| 52 | +// cores/esp32/esp32-hal-i2c-slave.h |
| 53 | +#define i2cSlaveInit(num, sda, scl, slaveID, frequency, rx_len, tx_len) i2cSlaveInit(num, digitalPinToGPIONumber(sda), digitalPinToGPIONumber(scl), slaveID, frequency, rx_len, tx_len) |
| 54 | + |
| 55 | +// cores/esp32/esp32-hal-ledc.h |
| 56 | +#define ledcAttachPin(pin, channel) ledcAttachPin(digitalPinToGPIONumber(pin), channel) |
| 57 | +#define ledcDetachPin(pin) ledcDetachPin(digitalPinToGPIONumber(pin)) |
| 58 | + |
| 59 | +// cores/esp32/esp32-hal-matrix.h |
| 60 | +#define pinMatrixInAttach(pin, signal, inverted) pinMatrixInAttach(digitalPinToGPIONumber(pin), signal, inverted) |
| 61 | +#define pinMatrixOutAttach(pin, function, invertOut, invertEnable) pinMatrixOutAttach(digitalPinToGPIONumber(pin), function, invertOut, invertEnable) |
| 62 | +#define pinMatrixOutDetach(pin, invertOut, invertEnable) pinMatrixOutDetach(digitalPinToGPIONumber(pin), invertOut, invertEnable) |
| 63 | + |
| 64 | +// cores/esp32/esp32-hal-rgb-led.h |
| 65 | +#define neopixelWrite(pin, red_val, green_val, blue_val) neopixelWrite(digitalPinToGPIONumber(pin), red_val, green_val, blue_val) |
| 66 | + |
| 67 | +// cores/esp32/esp32-hal-rmt.h |
| 68 | +#define rmtInit(pin, tx_not_rx, memsize) rmtInit(digitalPinToGPIONumber(pin), tx_not_rx, memsize) |
| 69 | + |
| 70 | +// cores/esp32/esp32-hal-sigmadelta.h |
| 71 | +#define sigmaDeltaSetup(pin, channel, freq) sigmaDeltaSetup(digitalPinToGPIONumber(pin), channel, freq) |
| 72 | +#define sigmaDeltaDetachPin(pin) sigmaDeltaDetachPin(digitalPinToGPIONumber(pin)) |
| 73 | + |
| 74 | +// cores/esp32/esp32-hal-spi.h |
| 75 | +#define spiAttachSCK(spi, sck) spiAttachSCK(spi, digitalPinToGPIONumber(sck)) |
| 76 | +#define spiAttachMISO(spi, miso) spiAttachMISO(spi, digitalPinToGPIONumber(miso)) |
| 77 | +#define spiAttachMOSI(spi, mosi) spiAttachMOSI(spi, digitalPinToGPIONumber(mosi)) |
| 78 | +#define spiDetachSCK(spi, sck) spiDetachSCK(spi, digitalPinToGPIONumber(sck)) |
| 79 | +#define spiDetachMISO(spi, miso) spiDetachMISO(spi, digitalPinToGPIONumber(miso)) |
| 80 | +#define spiDetachMOSI(spi, mosi) spiDetachMOSI(spi, digitalPinToGPIONumber(mosi)) |
| 81 | +#define spiAttachSS(spi, cs_num, ss) spiAttachSS(spi, cs_num, digitalPinToGPIONumber(ss)) |
| 82 | +#define spiDetachSS(spi, ss) spiDetachSS(spi, digitalPinToGPIONumber(ss)) |
| 83 | + |
| 84 | +// cores/esp32/esp32-hal-touch.h |
| 85 | +#define touchInterruptGetLastStatus(pin) touchInterruptGetLastStatus(digitalPinToGPIONumber(pin)) |
| 86 | +#define touchRead(pin) touchRead(digitalPinToGPIONumber(pin)) |
| 87 | +#define touchAttachInterruptArg(pin, userFunc, arg, threshold) touchAttachInterruptArg(digitalPinToGPIONumber(pin), userFunc, arg, threshold) |
| 88 | +#define touchAttachInterrupt(pin, userFunc, threshold) touchAttachInterrupt(digitalPinToGPIONumber(pin), userFunc, threshold) |
| 89 | +#define touchDetachInterrupt(pin) touchDetachInterrupt(digitalPinToGPIONumber(pin)) |
| 90 | +#define touchSleepWakeUpEnable(pin, threshold) touchSleepWakeUpEnable(digitalPinToGPIONumber(pin), threshold) |
| 91 | + |
| 92 | +// cores/esp32/esp32-hal-uart.h |
| 93 | +#define uartBegin(uart_nr, baudrate, config, rxPin, txPin, rx_buffer_size, tx_buffer_size, inverted, rxfifo_full_thrhd) \ |
| 94 | + uartBegin(uart_nr, baudrate, config, digitalPinToGPIONumber(rxPin), digitalPinToGPIONumber(txPin), rx_buffer_size, tx_buffer_size, inverted, rxfifo_full_thrhd) |
| 95 | +#define uartSetPins(uart, rxPin, txPin, ctsPin, rtsPin) \ |
| 96 | + uartSetPins(uart, digitalPinToGPIONumber(rxPin), digitalPinToGPIONumber(txPin), digitalPinToGPIONumber(ctsPin), digitalPinToGPIONumber(rtsPin)) |
| 97 | +#define uartDetachPins(uart, rxPin, txPin, ctsPin, rtsPin) \ |
| 98 | + uartDetachPins(uart, digitalPinToGPIONumber(rxPin), digitalPinToGPIONumber(txPin), digitalPinToGPIONumber(ctsPin), digitalPinToGPIONumber(rtsPin)) |
| 99 | + |
| 100 | +#endif // ARDUINO_CORE_BUILD |
| 101 | + |
| 102 | +#else |
| 103 | + |
| 104 | +// pin remapping disabled: use stubs |
| 105 | +#define digitalPinToGPIONumber(digitalPin) (digitalPin) |
| 106 | +#define gpioNumberToDigitalPin(gpioNumber) (gpioNumber) |
| 107 | + |
| 108 | +#endif |
| 109 | + |
| 110 | +#endif /* __GPIO_PIN_REMAP_H__ */ |
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