Mercurial > ~darius > hgwebdir.cgi > stm32temp
comparison libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/GPIO/JTAG_Remap/main.c @ 0:c59513fd84fb
Initial commit of STM32 test code.
author | Daniel O'Connor <darius@dons.net.au> |
---|---|
date | Mon, 03 Oct 2011 21:19:15 +1030 |
parents | |
children |
comparison
equal
deleted
inserted
replaced
-1:000000000000 | 0:c59513fd84fb |
---|---|
1 /** | |
2 ****************************************************************************** | |
3 * @file GPIO/JTAG_Remap/main.c | |
4 * @author MCD Application Team | |
5 * @version V3.5.0 | |
6 * @date 08-April-2011 | |
7 * @brief Main program body | |
8 ****************************************************************************** | |
9 * @attention | |
10 * | |
11 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS | |
12 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE | |
13 * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY | |
14 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING | |
15 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE | |
16 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. | |
17 * | |
18 * <h2><center>© COPYRIGHT 2011 STMicroelectronics</center></h2> | |
19 ****************************************************************************** | |
20 */ | |
21 | |
22 /* Includes ------------------------------------------------------------------*/ | |
23 #include "stm32f10x.h" | |
24 #include "stm32_eval.h" | |
25 | |
26 /** @addtogroup STM32F10x_StdPeriph_Examples | |
27 * @{ | |
28 */ | |
29 | |
30 /** @addtogroup GPIO_JTAG_Remap | |
31 * @{ | |
32 */ | |
33 | |
34 /* Private typedef -----------------------------------------------------------*/ | |
35 /* Private define ------------------------------------------------------------*/ | |
36 /* Private macro -------------------------------------------------------------*/ | |
37 /* Private variables ---------------------------------------------------------*/ | |
38 GPIO_InitTypeDef GPIO_InitStructure; | |
39 | |
40 /* Private function prototypes -----------------------------------------------*/ | |
41 void RCC_Configuration(void); | |
42 void Delay(__IO uint32_t nCount); | |
43 | |
44 /* Private functions ---------------------------------------------------------*/ | |
45 | |
46 /** | |
47 * @brief Main program. | |
48 * @param None | |
49 * @retval None | |
50 */ | |
51 int main(void) | |
52 { | |
53 /*!< At this stage the microcontroller clock setting is already configured, | |
54 this is done through SystemInit() function which is called from startup | |
55 file (startup_stm32f10x_xx.s) before to branch to application main. | |
56 To reconfigure the default setting of SystemInit() function, refer to | |
57 system_stm32f10x.c file | |
58 */ | |
59 | |
60 /* Configure the system clocks */ | |
61 RCC_Configuration(); | |
62 | |
63 /* Initialize LEDs and Key Button mounted on STM3210X-EVAL board */ | |
64 STM_EVAL_LEDInit(LED1); | |
65 STM_EVAL_LEDInit(LED2); | |
66 | |
67 STM_EVAL_PBInit(BUTTON_KEY, BUTTON_MODE_GPIO); | |
68 | |
69 /* Test if Key Button GPIO Pin level is low (Key push-button on Eval Board pressed) */ | |
70 if (STM_EVAL_PBGetState(BUTTON_KEY) == 0x00) | |
71 { /* Key is pressed */ | |
72 | |
73 /* Turn on LED1 */ | |
74 STM_EVAL_LEDOn(LED1); | |
75 | |
76 /* Disable the Serial Wire Jtag Debug Port SWJ-DP */ | |
77 GPIO_PinRemapConfig(GPIO_Remap_SWJ_Disable, ENABLE); | |
78 | |
79 /* Configure PA.13 (JTMS/SWDAT), PA.14 (JTCK/SWCLK) and PA.15 (JTDI) as | |
80 output push-pull */ | |
81 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15; | |
82 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; | |
83 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; | |
84 GPIO_Init(GPIOA, &GPIO_InitStructure); | |
85 | |
86 /* Configure PB.03 (JTDO) and PB.04 (JTRST) as output push-pull */ | |
87 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 | GPIO_Pin_4; | |
88 GPIO_Init(GPIOB, &GPIO_InitStructure); | |
89 | |
90 while (1) | |
91 { | |
92 /* Toggle JTMS/SWDAT pin */ | |
93 GPIO_WriteBit(GPIOA, GPIO_Pin_13, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_13))); | |
94 /* Insert delay */ | |
95 Delay(0x5FFFF); | |
96 | |
97 /* Toggle JTCK/SWCLK pin */ | |
98 GPIO_WriteBit(GPIOA, GPIO_Pin_14, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_14))); | |
99 /* Insert delay */ | |
100 Delay(0x5FFFF); | |
101 | |
102 /* Toggle JTDI pin */ | |
103 GPIO_WriteBit(GPIOA, GPIO_Pin_15, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOA, GPIO_Pin_15))); | |
104 /* Insert delay */ | |
105 Delay(0x5FFFF); | |
106 | |
107 /* Toggle JTDO pin */ | |
108 GPIO_WriteBit(GPIOB, GPIO_Pin_3, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOB, GPIO_Pin_3))); | |
109 /* Insert delay */ | |
110 Delay(0x5FFFF); | |
111 | |
112 /* Toggle JTRST pin */ | |
113 GPIO_WriteBit(GPIOB, GPIO_Pin_4, (BitAction)(1 - GPIO_ReadOutputDataBit(GPIOB, GPIO_Pin_4))); | |
114 /* Insert delay */ | |
115 Delay(0x5FFFF); | |
116 } | |
117 } | |
118 else | |
119 { | |
120 /* Turn on LED2 */ | |
121 STM_EVAL_LEDOn(LED2); | |
122 | |
123 while (1) | |
124 { | |
125 } | |
126 } | |
127 } | |
128 | |
129 /** | |
130 * @brief Configures the different system clocks. | |
131 * @param None | |
132 * @retval None | |
133 */ | |
134 void RCC_Configuration(void) | |
135 { | |
136 /* Enable GPIOA, GPIOB, RCC_APB2Periph_GPIO_KEY_BUTTON and AFIO clocks */ | |
137 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | | |
138 RCC_APB2Periph_AFIO, ENABLE); | |
139 } | |
140 | |
141 /** | |
142 * @brief Inserts a delay time. | |
143 * @param nCount: specifies the delay time length. | |
144 * @retval None | |
145 */ | |
146 void Delay(__IO uint32_t nCount) | |
147 { | |
148 for(; nCount != 0; nCount--); | |
149 } | |
150 | |
151 #ifdef USE_FULL_ASSERT | |
152 | |
153 /** | |
154 * @brief Reports the name of the source file and the source line number | |
155 * where the assert_param error has occurred. | |
156 * @param file: pointer to the source file name | |
157 * @param line: assert_param error line source number | |
158 * @retval None | |
159 */ | |
160 void assert_failed(uint8_t* file, uint32_t line) | |
161 { | |
162 /* User can add his own implementation to report the file name and line number, | |
163 ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */ | |
164 | |
165 /* Infinite loop */ | |
166 while (1) | |
167 { | |
168 } | |
169 } | |
170 | |
171 #endif | |
172 | |
173 /** | |
174 * @} | |
175 */ | |
176 | |
177 /** | |
178 * @} | |
179 */ | |
180 | |
181 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/ |