/****************************************************************************** * The MIT License * * Copyright (c) 2011 LeafLabs, LLC. * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, * modify, merge, publish, distribute, sublicense, and/or sell copies * of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. *****************************************************************************/ /** * @file wirish/boards/st_nucleo_f103rb/board.cpp * @author Grégoire Passault * @brief st_nucleo_f103rb board file * * This mapping was done using the NUCLEO documentation and may be incomplete * or contains error * * If you want to use the PWM outputs, consider understanding all the remapping * process that can be involved. You may have to tweak this file regarding your goals. */ #include // For this board's header file #include // For stm32_pin_info and its contents // (these go into PIN_MAP). #include "boards_private.h" // For PMAP_ROW(), which makes // PIN_MAP easier to read. // boardInit(): NUCLEO rely on some remapping void boardInit(void) { afio_remap(AFIO_REMAP_TIM2_FULL); afio_remap(AFIO_REMAP_TIM3_PARTIAL); } namespace wirish { namespace priv { static stm32f1_rcc_pll_data pll_data = {RCC_PLLMUL_9}; rcc_clk w_board_pll_in_clk = RCC_CLK_HSI; rcc_pll_cfg w_board_pll_cfg = {RCC_PLLSRC_HSI_DIV_2, &pll_data}; } } // Pin map: this lets the basic I/O functions (digitalWrite(), // analogRead(), pwmWrite()) translate from pin numbers to STM32 // peripherals. // // PMAP_ROW() lets us specify a row (really a struct stm32_pin_info) // in the pin map. Its arguments are: // // - GPIO device for the pin (GPIOA, etc.) // - GPIO bit for the pin (0 through 15) // - Timer device, or NULL if none // - Timer channel (1 to 4, for PWM), or 0 if none // - ADC device, or NULL if none // - ADC channel, or ADCx if none extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS] = { /* Arduino-like header, right connectors */ PMAP_ROW(GPIOA, 3, NULL, 0, ADC1, 3), /* D0/PA3 */ PMAP_ROW(GPIOA, 2, NULL, 0, ADC1, 2), /* D1/PA2 */ PMAP_ROW(GPIOA, 10, NULL, 0, NULL, ADCx), /* D2/PA10 */ PMAP_ROW(GPIOB, 3, TIMER2, 2, NULL, ADCx), /* D3/PB3 REMAPPED */ PMAP_ROW(GPIOB, 5, NULL, 0, NULL, ADCx), /* D4/PB5 */ PMAP_ROW(GPIOB, 4, TIMER3, 1, NULL, ADCx), /* D5/PB4 REMAPPED */ PMAP_ROW(GPIOB, 10, TIMER2, 3, NULL, ADCx), /* D6/PB10 REMAPPED */ PMAP_ROW(GPIOA, 8, NULL, 0, NULL, ADCx), /* D7/PA8 */ PMAP_ROW(GPIOA, 9, NULL, 0, NULL, ADCx), /* D8/PA9 */ PMAP_ROW(GPIOC, 7, NULL, 0, NULL, ADCx), /* D9/PC7 */ PMAP_ROW(GPIOB, 6, TIMER4, 1, NULL, ADCx), /* D10/PB6 */ PMAP_ROW(GPIOA, 7, TIMER3, 2, ADC1, 7), /* D11/PA7 */ PMAP_ROW(GPIOA, 6, NULL, 0, ADC1, 6), /* D12/PA6 */ PMAP_ROW(GPIOA, 5, NULL, 0, ADC1, 5), /* D13/PA5 LED*/ PMAP_ROW(GPIOB, 9, NULL, 0, NULL, ADCx), /* D14/PB9 */ PMAP_ROW(GPIOB, 8, NULL, 0, NULL, ADCx), /* D15/PB8 */ /* Arduino-like header, left connectors */ PMAP_ROW(GPIOA, 0, TIMER2, 1, ADC1, 0), /* D16/A0/PA0 */ PMAP_ROW(GPIOA, 1, TIMER2, 2, ADC1, 1), /* D17/A1/PA1 */ PMAP_ROW(GPIOA, 4, NULL, 0, ADC1, 4), /* D18/A2/PA4 */ PMAP_ROW(GPIOB, 0, TIMER3, 3, ADC1, 8), /* D19/A3/PB0 */ PMAP_ROW(GPIOC, 1, NULL, 0, ADC1, 11), /* D20/A4/PC1 */ PMAP_ROW(GPIOC, 0, NULL, 0, ADC1, 10), /* D21/A5/PC0 */ /* Other pins */ PMAP_ROW(GPIOB, 7, NULL, 0, NULL, ADCx), /* D22/PB7 */ PMAP_ROW(GPIOC, 2, NULL, 0, ADC1, 12), /* D23/PC2 */ PMAP_ROW(GPIOC, 3, NULL, 0, ADC1, 13), /* D24/PC3 */ PMAP_ROW(GPIOC, 4, NULL, 0, ADC1, 14), /* D25/PC4 */ PMAP_ROW(GPIOC, 5, NULL, 0, ADC1, 15), /* D26/PC5 */ PMAP_ROW(GPIOC, 13, NULL, 0, NULL, ADCx), /* D27/PC13 USER BLUE BUTTON */ PMAP_ROW(GPIOC, 14, NULL, 0, NULL, ADCx), /* D28/PC14 */ PMAP_ROW(GPIOC, 15, NULL, 0, NULL, ADCx), /* D29/PC15 */ PMAP_ROW(GPIOD, 2, NULL, 0, NULL, ADCx), /* D30/PD2 */ PMAP_ROW(GPIOC, 10, NULL, 0, NULL, ADCx), /* D31/PC10 */ PMAP_ROW(GPIOB, 1, NULL, 0, ADC1, 9), /* D32/PB1 */ PMAP_ROW(GPIOB, 11, NULL, 0, NULL, ADCx), /* D33/PB11 */ PMAP_ROW(GPIOB, 12, NULL, 0, NULL, ADCx), /* D34/PB12 */ PMAP_ROW(GPIOB, 13, NULL, 0, NULL, ADCx), /* D35/PB13 */ PMAP_ROW(GPIOB, 14, NULL, 0, NULL, ADCx), /* D36/PB14 */ PMAP_ROW(GPIOB, 15, NULL, 0, NULL, ADCx), /* D37/PB15 */ PMAP_ROW(GPIOC, 6, NULL, 0, NULL, ADCx), /* D38/PC6 */ PMAP_ROW(GPIOC, 8, NULL, 0, NULL, ADCx), /* D39/PC8 */ PMAP_ROW(GPIOC, 9, NULL, 0, NULL, ADCx), /* D40/PC9 */ PMAP_ROW(GPIOA, 13, NULL, 0, NULL, ADCx), /* D41/PA13 */ PMAP_ROW(GPIOA, 14, NULL, 0, NULL, ADCx), /* D42/PA14 */ PMAP_ROW(GPIOA, 15, NULL, 0, NULL, ADCx), /* D43/PA15 */ }; // Array of pins you can use for pwmWrite(). Keep it in Flash because // it doesn't change, and so we don't waste RAM. extern const uint8 boardPWMPins[] __FLASH__ = { 3, 5, 6, 10, 11, 16, 17, 19 }; // Array of pins you can use for analogRead(). extern const uint8 boardADCPins[] __FLASH__ = { 16, 17, 18, 19, 20, 21 }; // Array of pins that the board uses for something special. Other than // the button and the LED, it's usually best to leave these pins alone // unless you know what you're doing. extern const uint8 boardUsedPins[] __FLASH__ = { BOARD_LED_PIN, BOARD_BUTTON_PIN };