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comparison libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/USART/HyperTerminal_Interrupt/main.c @ 0:c59513fd84fb

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Initial commit of STM32 test code.
author Daniel O'Connor <darius@dons.net.au>
date Mon, 03 Oct 2011 21:19:15 +1030
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1 /**
2 ******************************************************************************
3 * @file USART/HyperTerminal_Interrupt/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>&copy; 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 USART_HyperTerminal_Interrupt
31 * @{
32 */
33
34 /* Private typedef -----------------------------------------------------------*/
35 /* Private define ------------------------------------------------------------*/
36 #ifdef USE_STM3210C_EVAL
37 #define USARTx_IRQn USART2_IRQn
38 #else
39 #define USARTx_IRQn USART1_IRQn
40 #endif
41
42 /* Private macro -------------------------------------------------------------*/
43 /* Private variables ---------------------------------------------------------*/
44 USART_InitTypeDef USART_InitStructure;
45
46 /* Private function prototypes -----------------------------------------------*/
47 void NVIC_Configuration(void);
48
49 /* Private functions ---------------------------------------------------------*/
50
51 /**
52 * @brief Main program
53 * @param None
54 * @retval None
55 */
56 int main(void)
57 {
58 /*!< At this stage the microcontroller clock setting is already configured,
59 this is done through SystemInit() function which is called from startup
60 file (startup_stm32f10x_xx.s) before to branch to application main.
61 To reconfigure the default setting of SystemInit() function, refer to
62 system_stm32f10x.c file
63 */
64
65 /* NVIC configuration */
66 NVIC_Configuration();
67
68 /* USARTx configuration ------------------------------------------------------*/
69 /* USARTx configured as follow:
70 - BaudRate = 9600 baud
71 - Word Length = 8 Bits
72 - Two Stop Bit
73 - Odd parity
74 - Hardware flow control disabled (RTS and CTS signals)
75 - Receive and transmit enabled
76 */
77 USART_InitStructure.USART_BaudRate = 9600;
78 USART_InitStructure.USART_WordLength = USART_WordLength_8b;
79 USART_InitStructure.USART_StopBits = USART_StopBits_2;
80 USART_InitStructure.USART_Parity = USART_Parity_Odd;
81 USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
82 USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
83
84 STM_EVAL_COMInit(COM1, &USART_InitStructure);
85
86 /* Enable the EVAL_COM1 Transmit interrupt: this interrupt is generated when the
87 EVAL_COM1 transmit data register is empty */
88 USART_ITConfig(EVAL_COM1, USART_IT_TXE, ENABLE);
89
90 /* Enable the EVAL_COM1 Receive interrupt: this interrupt is generated when the
91 EVAL_COM1 receive data register is not empty */
92 USART_ITConfig(EVAL_COM1, USART_IT_RXNE, ENABLE);
93
94 while (1)
95 {
96 }
97 }
98
99 /**
100 * @brief Configures the nested vectored interrupt controller.
101 * @param None
102 * @retval None
103 */
104 void NVIC_Configuration(void)
105 {
106 NVIC_InitTypeDef NVIC_InitStructure;
107
108 /* Enable the USARTx Interrupt */
109 NVIC_InitStructure.NVIC_IRQChannel = USARTx_IRQn;
110 NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
111 NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
112 NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
113 NVIC_Init(&NVIC_InitStructure);
114 }
115
116 #ifdef USE_FULL_ASSERT
117
118 /**
119 * @brief Reports the name of the source file and the source line number
120 * where the assert_param error has occurred.
121 * @param file: pointer to the source file name
122 * @param line: assert_param error line source number
123 * @retval None
124 */
125 void assert_failed(uint8_t* file, uint32_t line)
126 {
127 /* User can add his own implementation to report the file name and line number,
128 ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
129
130 /* Infinite loop */
131 while (1)
132 {
133 }
134 }
135
136 #endif
137
138 /**
139 * @}
140 */
141
142 /**
143 * @}
144 */
145
146 /******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/