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Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/GPIO/JTAG_Remap/main.c')
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1 files changed, 181 insertions, 0 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/GPIO/JTAG_Remap/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/GPIO/JTAG_Remap/main.c new file mode 100644 index 0000000..3f2d562 --- /dev/null +++ b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/GPIO/JTAG_Remap/main.c @@ -0,0 +1,181 @@ +/** + ****************************************************************************** + * @file GPIO/JTAG_Remap/main.c + * @author MCD Application Team + * @version V3.5.0 + * @date 08-April-2011 + * @brief Main program body + ****************************************************************************** + * @attention + * + * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS + * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE + * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY + * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING + * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE + * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. + * + * <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2> + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32f10x.h" +#include "stm32_eval.h" + +/** @addtogroup STM32F10x_StdPeriph_Examples + * @{ + */ + +/** @addtogroup GPIO_JTAG_Remap + * @{ + */ + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +GPIO_InitTypeDef GPIO_InitStructure; + +/* Private function prototypes -----------------------------------------------*/ +void RCC_Configuration(void); +void Delay(__IO uint32_t nCount); + +/* Private functions ---------------------------------------------------------*/ + +/** + * @brief Main program. + * @param None + * @retval None + */ +int main(void) +{ + /*!< At this stage the microcontroller clock setting is already configured, + this is done through SystemInit() function which is called from startup + file (startup_stm32f10x_xx.s) before to branch to application main. + To reconfigure the default setting of SystemInit() function, refer to + system_stm32f10x.c file + */ + + /* Configure the system clocks */ + RCC_Configuration(); + + /* Initialize LEDs and Key Button mounted on STM3210X-EVAL board */ + STM_EVAL_LEDInit(LED1); + STM_EVAL_LEDInit(LED2); + + STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_GPIO); + + /* Test if Key Button GPIO Pin level is low (Key push-button on Eval Board pressed) */ + if (STM_EVAL_PBGetState(BUTTON_KEY) == 0x00) + { /* Key is pressed */ + + /* Turn on LED1 */ + STM_EVAL_LEDOn(LED1); + + /* Disable the Serial Wire Jtag Debug Port SWJ-DP */ + GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable, ENABLE); + + /* Configure PA.13 (JTMS/SWDAT), PA.14 (JTCK/SWCLK) and PA.15 (JTDI) as + output push-pull */ + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; + GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; + GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; + GPIO_Init(GPIOA, &GPIO_InitStructure); + + /* Configure PB.03 (JTDO) and PB.04 (JTRST) as output push-pull */ + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4; + GPIO_Init(GPIOB, &GPIO_InitStructure); + + while (1) + { + /* Toggle JTMS/SWDAT pin */ + GPIO_WriteBit(GPIOA, GPIO_Pin_13, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_13))); + /* Insert delay */ + Delay(0x5FFFF); + + /* Toggle JTCK/SWCLK pin */ + GPIO_WriteBit(GPIOA, GPIO_Pin_14, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_14))); + /* Insert delay */ + Delay(0x5FFFF); + + /* Toggle JTDI pin */ + GPIO_WriteBit(GPIOA, GPIO_Pin_15, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_15))); + /* Insert delay */ + Delay(0x5FFFF); + + /* Toggle JTDO pin */ + GPIO_WriteBit(GPIOB, GPIO_Pin_3, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOB, GPIO_Pin_3))); + /* Insert delay */ + Delay(0x5FFFF); + + /* Toggle JTRST pin */ + GPIO_WriteBit(GPIOB, GPIO_Pin_4, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOB, GPIO_Pin_4))); + /* Insert delay */ + Delay(0x5FFFF); + } + } + else + { + /* Turn on LED2 */ + STM_EVAL_LEDOn(LED2); + + while (1) + { + } + } +} + +/** + * @brief Configures the different system clocks. + * @param None + * @retval None + */ +void RCC_Configuration(void) +{ + /* Enable GPIOA, GPIOB, RCC_APB2Periph_GPIO_KEY_BUTTON and AFIO clocks */ + RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | + RCC_APB2Periph_AFIO, ENABLE); +} + +/** + * @brief Inserts a delay time. + * @param nCount: specifies the delay time length. + * @retval None + */ +void Delay(__IO uint32_t nCount) +{ + for(; nCount != 0; nCount--); +} + +#ifdef USE_FULL_ASSERT + +/** + * @brief Reports the name of the source file and the source line number + * where the assert_param error has occurred. + * @param file: pointer to the source file name + * @param line: assert_param error line source number + * @retval None + */ +void assert_failed(uint8_t* file, uint32_t line) +{ + /* User can add his own implementation to report the file name and line number, + ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ + + /* Infinite loop */ + while (1) + { + } +} + +#endif + +/** + * @} + */ + +/** + * @} + */ + +/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |