84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/*
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* Copyright (c) 2006-2022, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2022-09-18 liYony first version
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*/
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#include <Arduino.h>
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#include "pins_arduino.h"
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#define DBG_TAG "RTduino.pins_arduino"
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#define DBG_LVL DBG_INFO
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#include <rtdbg.h>
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/*
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* {Arduino Pin, RT-Thread Pin [, Device Name, Channel]}
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* [] means optional
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* Digital pins must NOT give the device name and channel.
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* Analog pins MUST give the device name and channel(ADC, PWM or DAC).
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* Arduino Pin must keep in sequence.
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*/
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const pin_map_t pin_map_table[]=
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{
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{D0, GET_PIN(A,3), "uart2"}, /* Serial-Rx */
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{D1, GET_PIN(A,2), "uart2"}, /* Serial-Tx */
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{D2, GET_PIN(A,10)},
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{D3, GET_PIN(B,3), "pwm2", 2}, /* PWM */
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{D4, GET_PIN(B,5)},
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{D5, GET_PIN(B,4), "pwm3", 1}, /* PWM */
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{D6, GET_PIN(B,10), "pwm2", 3}, /* PWM */
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{D7, GET_PIN(A,8)},
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{D8, GET_PIN(A,9)},
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{D9, GET_PIN(C,7), "pwm3", 2}, /* PWM */
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{D10, GET_PIN(B,6), "pwm4", 1}, /* PWM */
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{D11, GET_PIN(A,7), "pwm1", -1}, /* PWM */
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{D12, GET_PIN(A,6)},
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{D13, GET_PIN(A,5)}, /* LED_BUILTIN */
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{D14, GET_PIN(B,9), "i2c1"}, /* I2C-SDA (Wire) */
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{D15, GET_PIN(B,8), "i2c1"}, /* I2C-SCL (Wire) */
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{D16, GET_PIN(C,13)}, /* USER KEY */
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{A0, GET_PIN(A,0), "adc1", 0}, /* ADC */
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{A1, GET_PIN(A,1), "adc1", 1}, /* ADC */
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{A2, GET_PIN(A,4), "adc1", 4}, /* ADC */
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{A3, GET_PIN(B,0), "adc1", 8}, /* ADC */
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{A4, GET_PIN(C,1), "adc1", 11}, /* ADC */
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{A5, GET_PIN(C,0), "adc1", 10}, /* ADC */
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{A6, RT_NULL, "adc1", RT_ADC_INTERN_CH_VREF}, /* ADC, On-Chip: internal reference voltage */
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{A7, RT_NULL, "adc1", RT_ADC_INTERN_CH_TEMPER}, /* ADC, On-Chip: internal temperature sensor */
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};
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#ifdef RTDUINO_USING_SPI
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void switchToSPI(const char *bus_name)
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{
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GPIO_InitTypeDef GPIO_InitStruct = {0};
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if(!rt_strcmp(bus_name, "spi1"))
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{
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__HAL_RCC_SPI1_CLK_ENABLE();
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__HAL_RCC_GPIOA_CLK_ENABLE();
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5);
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_6);
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HAL_GPIO_DeInit(GPIOA, GPIO_PIN_7);
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/**SPI1 GPIO Configuration
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PA5 ------> SPI1_SCK
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PA6 ------> SPI1_MISO
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PA7 ------> SPI1_MOSI
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*/
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GPIO_InitStruct.Pin = GPIO_PIN_5 | GPIO_PIN_6 | GPIO_PIN_7;
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GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
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GPIO_InitStruct.Pull = GPIO_NOPULL;
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GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
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GPIO_InitStruct.Alternate = GPIO_AF5_SPI1;
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HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
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LOG_W("D11, D12 and D13 will switch from PWM to SPI");
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}
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}
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#endif /* RTDUINO_USING_SPI */
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