diff options
Diffstat (limited to 'wirish/boards/nucleo/board.cpp')
| -rw-r--r-- | wirish/boards/nucleo/board.cpp | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/wirish/boards/nucleo/board.cpp b/wirish/boards/nucleo/board.cpp new file mode 100644 index 0000000..641f542 --- /dev/null +++ b/wirish/boards/nucleo/board.cpp @@ -0,0 +1,149 @@ +/****************************************************************************** + * 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/nucleo/board.cpp + * @author Grégoire Passault <g.passault@gmail.com> + * @brief Nucleo 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 <board/board.h> // For this board's header file + +#include <wirish/wirish_types.h> // 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 +}; |