/* pins_arduino.h - Pin definition functions for Arduino Part of Arduino - http://www.arduino.cc/ Copyright (c) 2007 David A. Mellis This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef Pins_Arduino_h #define Pins_Arduino_h #include "wiring_constants.h" #ifdef __cplusplus extern "C" { #endif #include "mik32_hal_gpio.h" #include "mik32_hal_timer32.h" // digital pins typedef enum { P0_0 = 0, // 0 P0_1, // 1 P0_2, // 2 P0_3, // 3 P0_4, // 4 P0_5, // 5 P0_6, // 6 P0_7, // 7 P0_8, // 8 P0_9, // 9 P0_10, // 10 P0_11, // 11 // TDI P0_12, // 12 // TCK P0_13, // 13 // TMS P0_14, // 14 // TRST P0_15, // 15 // TDO P1_0, // 16 P1_1, // 17 P1_2, // 18 P1_3, // 19 P1_4, // 20 P1_5, // 21 P1_6, // 22 P1_7, // 23 P1_8, // 24 P1_9, // 25 P1_10, // 26 P1_11, // 27 P1_12, // 28 P1_13, // 29 P1_14, // 30 P1_15, // 31 P2_6, // 32 P2_7, // 33 PINS_COMMON_QTY, // 34 } DigitalPinsTypeDef; // total number of pins available for initialization #define pinCommonQty() (PINS_COMMON_QTY) // analog pins #define PIN_A0 (P1_5) #define PIN_A1 (P1_7) #define PIN_A2 (P0_2) #define PIN_A3 (P0_4) #define PIN_A4 (P0_7) #define PIN_A5 (P0_9) #define PIN_A6 (P0_11) #define PIN_A7 (P0_13) static const uint8_t A0 = PIN_A0; static const uint8_t A1 = PIN_A1; static const uint8_t A2 = PIN_A2; static const uint8_t A3 = PIN_A3; static const uint8_t A4 = PIN_A4; static const uint8_t A5 = PIN_A5; static const uint8_t A6 = PIN_A6; static const uint8_t A7 = PIN_A7; // determines the address of the port by the board pin number to which this pin belongs on the MCU GPIO_TypeDef* digitalPinToPort(uint32_t digPinNumber); // determines the pin address inside the port by the board pin number HAL_PinsTypeDef digitalPinToBitMask(uint32_t digitalPinNumber); // the function returns a reference to the OUTPUT address of the GPIO register volatile uint32_t* portOutputRegister(GPIO_TypeDef* GPIO_x); // the function returns a reference to the STATE address of the GPIO register volatile uint32_t* portInputRegister(GPIO_TypeDef* GPIO_x); // functions are needed for compatibility with other boards static inline void additionalPinsInit(uint32_t PinNumber) {} static inline void additionalPinsDeinit(uint32_t PinNumber){} // UART // available uarts quantity #define SERIAL_PORT_QTY 2 // ADC #define MCU_ADC_RESOLUTION 12 // bits // determines the ADC channel number by the board pin number uint32_t analogInputToChannelNumber(uint32_t PinNumber); // PWM #define PWM_FREQUENCY_MAX 1000000 // Hz static inline __attribute__((always_inline)) bool digitalPinHasPWM(uint8_t p) { return (p <= P1_15) && ((p & 0xF) < 4); } // return true if digitalPin configured as pwm bool digitalPinPwmIsOn(uint8_t digitalPin); // determines which timer the pin belongs to TIMER32_TypeDef* pwmPinToTimer(uint32_t digPinNumber); // determines which timer channel the pin belongs to HAL_TIMER32_CHANNEL_IndexTypeDef pwmPinToTimerChannel(uint32_t digPinNumber); // SPI #define SPI_COMMON_QTY 2 #define PIN_SPI_SS P1_3 #define PIN_SPI_MOSI P1_1 #define PIN_SPI_MISO P1_0 #define PIN_SPI_SCK P1_2 static const uint8_t SS = PIN_SPI_SS; static const uint8_t MOSI = PIN_SPI_MOSI; static const uint8_t MISO = PIN_SPI_MISO; static const uint8_t SCK = PIN_SPI_SCK; #define PIN_SPI1_SS P0_3 #define PIN_SPI1_MOSI P0_1 #define PIN_SPI1_MISO P0_0 #define PIN_SPI1_SCK P0_2 static const uint8_t SS1 = PIN_SPI1_SS; static const uint8_t MOSI1 = PIN_SPI1_MOSI; static const uint8_t MISO1 = PIN_SPI1_MISO; static const uint8_t SCK1 = PIN_SPI1_SCK; // check if pwm is used on spi pins void spi_onBegin(uint8_t spiNum); static inline void spi_onEnd(uint8_t spiNum){} // I2C #define I2C_COMMON_QTY 2 #define DEFAULT_WIRE Wire0 // use I2C0 by default // Wire1 (I2C1) #define PIN_WIRE_SDA P1_12 #define PIN_WIRE_SCL P1_13 static const uint8_t SDA = PIN_WIRE_SDA; static const uint8_t SCL = PIN_WIRE_SCL; // Wire0 (I2C0) #define PIN_WIRE_SDA1 P0_9 #define PIN_WIRE_SCL1 P0_10 static const uint8_t SDA1 = PIN_WIRE_SDA1; static const uint8_t SCL1 = PIN_WIRE_SCL1; // available frequencies #define WIRE_FREQ_100K 100000 #define WIRE_FREQ_400K 400000 #define WIRE_FREQ_1000K 1000000 // interrupts #define EXTERNAL_INTERRUPTS_QTY 8 extern uint8_t interruptInfo[EXTERNAL_INTERRUPTS_QTY][3]; // determines the board pin number by interrupt number #define interruptToDigitalPin(interruptNum) (interruptInfo[interruptNum][0]) // determines gpio interrupt line by interrupt number #define interruptToGpioIntLine(interruptNum) ((uint8_t)interruptInfo[interruptNum][1]) // determines gpio interrupt mux by interrupt number #define interruptToGpioIntMux(interruptNum) ((uint8_t)interruptInfo[interruptNum][2]) // determines interrupt number by the board pin number int8_t digitalPinToInterrupt(uint32_t digPinNumber); // determines interrupt number by the gpio interrupt line int8_t gpioIntLineToInterrupt(uint32_t gpioIntLine); // determines gpio interrupt mux by the board pin number int8_t digitalPinToGpioIntMux(uint8_t digPinNumber); // determines gpio interrupt line by the board pin number int8_t digitalPinToGpioIntLine(uint8_t digPinNumber); #ifdef __cplusplus } #endif #endif