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/******************************************************************************
* 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 <g.passault@gmail.com>
* @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 <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
};
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