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/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
2011 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _BOARD_H_
#define _BOARD_H_
/*
* Setup for STMicroelectronics STM32VL-Discovery board.
*/
/*
* Board identifier.
*/
#define BOARD_ST_STM32VL_DISCOVERY
#define BOARD_NAME "ST STM32L-Discovery"
/*
* Board frequencies.
* NOTE: The HSE crystal is not fitted by default on the board.
*/
#define STM32_LSECLK 32768
#define STM32_HSECLK 8000000
/*
* MCU type as defined in the ST header file stm32l1xx.h.
*/
#define STM32L1XX_MD
/*
* IO pins assignments.
*/
#define GPIOA_BUTTON 0
#define GPIOB_LED4 6
#define GPIOB_LED3 7
/*
* I/O ports initial setup, this configuration is established soon after reset
* in the initialization code.
*
* The digits have the following meaning:
* 0 - Analog input.
* 1 - Push Pull output 10MHz.
* 2 - Push Pull output 2MHz.
* 3 - Push Pull output 50MHz.
* 4 - Digital input.
* 5 - Open Drain output 10MHz.
* 6 - Open Drain output 2MHz.
* 7 - Open Drain output 50MHz.
* 8 - Digital input with PullUp or PullDown resistor depending on ODR.
* 9 - Alternate Push Pull output 10MHz.
* A - Alternate Push Pull output 2MHz.
* B - Alternate Push Pull output 50MHz.
* C - Reserved.
* D - Alternate Open Drain output 10MHz.
* E - Alternate Open Drain output 2MHz.
* F - Alternate Open Drain output 50MHz.
* Please refer to the STM32 Reference Manual for details.
*/
/*
* Port A setup.
* Everything input with pull-up except:
* PA0 - Normal input (BUTTON).
* PA2 - Alternate output (USART2 TX).
* PA3 - Normal input (USART2 RX).
* PA4 - Push pull output (SPI1 NSS), initially high state.
* PA5 - Alternate output (SPI1 SCK).
* PA6 - Normal input (SPI1 MISO).
* PA7 - Alternate output (SPI1 MOSI).
* PA9 - Alternate output (USART1 TX).
* PA10 - Normal input (USART1 RX).
*/
#define VAL_GPIOACRL 0xB4B34B84 /* PA7...PA0 */
#define VAL_GPIOACRH 0x888884B8 /* PA15...PA8 */
#define VAL_GPIOAODR 0xFFFFFFFF
/*
* Port B setup.
* Everything input with pull-up except:
* PB12 - Push pull output (SPI2 NSS), initially high state.
* PB13 - Alternate output (SPI2 SCK).
* PB14 - Normal input (SPI2 MISO).
* PB15 - Alternate output (SPI2 MOSI).
*/
#define VAL_GPIOBCRL 0x88888888 /* PB7...PB0 */
#define VAL_GPIOBCRH 0xB4B38888 /* PB15...PB8 */
#define VAL_GPIOBODR 0xFFFFFFFF
/*
* Port C setup.
* Everything input with pull-up except:
* PC8 - Push-pull output (LED4), initially low state.
* PC9 - Push-pull output (LED3), initially low state.
*/
#define VAL_GPIOCCRL 0x88888888 /* PC7...PC0 */
#define VAL_GPIOCCRH 0x88888833 /* PC15...PC8 */
#define VAL_GPIOCODR 0xFFFFFCFF
/*
* Port D setup.
* Everything input with pull-up except:
* PD0 - Normal input (XTAL).
* PD1 - Normal input (XTAL).
*/
#define VAL_GPIODCRL 0x88888844 /* PD7...PD0 */
#define VAL_GPIODCRH 0x88888888 /* PD15...PD8 */
#define VAL_GPIODODR 0xFFFFFFFF
/*
* Port E setup.
* Everything input with pull-up except:
*/
#define VAL_GPIOECRL 0x88888888 /* PE7...PE0 */
#define VAL_GPIOECRH 0x88888888 /* PE15...PE8 */
#define VAL_GPIOEODR 0xFFFFFFFF
#if !defined(_FROM_ASM_)
#ifdef __cplusplus
extern "C" {
#endif
void boardInit(void);
#ifdef __cplusplus
}
#endif
#endif /* _FROM_ASM_ */
#endif /* _BOARD_H_ */
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