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单片机MODBUD RTU从站C语言程序

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ID:268699 发表于 2017-12-29 14:17 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
单片机MODBUD RTU从站C语言程序

单片机源程序如下:
  1. /**
  2.   ******************************************************************************
  3.   * @文件   
  4.   * @作者
  5.   * @版本
  6.   * @日期
  7.   * @概要
  8.   ******************************************************************************
  9.   * @注意事项
  10.   *
  11.   *
  12.   *
  13.   ******************************************************************************
  14.   */  

  16. /* 头文件                --------------------------------------------------------------*/
  17. #include <stdio.h>
  18. #include "stm32f10x.h"
  19. #include "mb.h"

  21. /* 私有数据类型 --------------------------------------------------------------*/
  22. /* 私有定义         --------------------------------------------------------------*/
  23. /* 私有宏定义         --------------------------------------------------------------*/
  24. #ifdef __GNUC__
  25. /* With GCC/RAISONANCE, small printf (option LD Linker->Libraries->Small printf
  26.    set to 'Yes') calls __io_putchar() */
  27. #define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
  28. #else
  29. #define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
  30. #endif /* __GNUC__ */
  31. /* 私有变量         --------------------------------------------------------------*/
  32. /* 私有函数声明 --------------------------------------------------------------*/
  33. void LED_Config(void)
  34. {
  35.         GPIO_InitTypeDef GPIO_InitStructure;
  36.        
  37.         RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE);

  39.         GPIO_InitStructure.GPIO_Pin          = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5;
  40.         GPIO_InitStructure.GPIO_Mode         = GPIO_Mode_Out_PP;
  41.         GPIO_InitStructure.GPIO_Speed         = GPIO_Speed_50MHz;

  43.         GPIO_Init(GPIOC,&GPIO_InitStructure);
  44. }


  47. /**
  48.   * @brief  Configure the nested vectored interrupt controller.
  49.   * @param  None
  50.   * @retval : None
  51.   */
  52.   #if 0
  53. void NVIC_Configuration(void)
  54. {
  55.   NVIC_InitTypeDef NVIC_InitStructure;

  57.   /* Enable the TIM2 gloabal Interrupt */
  58.   NVIC_InitStructure.NVIC_IRQChannel = TIM2_IRQn;
  59.   NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  60.   NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
  61.   NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;

  63.   NVIC_Init(&NVIC_InitStructure);

  65.   /* Enable the TIM2 gloabal Interrupt */
  66.   NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn;
  67.   NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  68.   NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
  69.   NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;

  71.   NVIC_Init(&NVIC_InitStructure);
  72. }
  73. #endif


  76. #define USE_UART1_INT
  77. #define USE_TIM2_INT

  79. void NVIC_Configuration(void)
  80. {
  81.         NVIC_InitTypeDef NVIC_InitStructure;
  82.         /* Set the Vector Table base location at 0x08000000 */
  83.         NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0000);
  84.         /* Configure the NVIC Preemption Priority Bits */  
  85.         NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
  86. #if 1
  87. #ifdef USE_UART1_INT
  88.         /* Enable the USART1 Interrupt */
  89.         NVIC_InitStructure.NVIC_IRQChannel                   = USART1_IRQn;
  90.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  91.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  92.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  93.         NVIC_Init(&NVIC_InitStructure);
  94. #endif

  96. #ifdef USE_UART2_INT
  97.         /* Enable the USART2 Interrupt */
  98.         NVIC_InitStructure.NVIC_IRQChannel                   = USART2_IRQn;
  99.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  100.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  101.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  102.         NVIC_Init(&NVIC_InitStructure);
  103. #endif

  105. #ifdef USE_UART3_INT
  106.         /* Enable the USART3 Interrupt */
  107.         NVIC_InitStructure.NVIC_IRQChannel                   = USART3_IRQn;
  108.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  109.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  110.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  111.         NVIC_Init(&NVIC_InitStructure);
  112. #endif

  114. #ifdef USE_UART4_INT
  115.         /* Enable the USART4 Interrupt */
  116.         NVIC_InitStructure.NVIC_IRQChannel                   = UART4_IRQn;
  117.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  118.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  119.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  120.         NVIC_Init(&NVIC_InitStructure);
  121. #endif

  123. #ifdef USE_UART5_INT
  124.         /* Enable the USART5 Interrupt */
  125.         NVIC_InitStructure.NVIC_IRQChannel                   = UART5_IRQn;
  126.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  127.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  128.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  129.         NVIC_Init(&NVIC_InitStructure);
  130. #endif

  132. #ifdef USE_EXTI0_INT
  133.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI0_IRQn;
  134.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  135.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  136.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  137.         NVIC_Init(&NVIC_InitStructure);
  138. #endif

  140. #ifdef USE_EXTI1_INT
  141.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI1_IRQn;
  142.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  143.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  144.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  145.         NVIC_Init(&NVIC_InitStructure);
  146. #endif

  148. #ifdef USE_EXTI2_INT
  149.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI2_IRQn;
  150.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  151.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  152.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  153.         NVIC_Init(&NVIC_InitStructure);
  154. #endif

  156. #ifdef USE_EXTI3_INT
  157.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI3_IRQn;
  158.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  159.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  160.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  161.         NVIC_Init(&NVIC_InitStructure);
  162. #endif

  164. #ifdef USE_EXTI4_INT
  165.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI4_IRQn;
  166.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  167.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  168.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  169.         NVIC_Init(&NVIC_InitStructure);
  170. #endif

  172. #ifdef USE_EXTI9_5_INT
  173.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI9_5_IRQn;
  174.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  175.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  176.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  177.         NVIC_Init(&NVIC_InitStructure);
  178. #endif

  180. #ifdef USE_EXTI15_10_INT
  181.         NVIC_InitStructure.NVIC_IRQChannel                   = EXTI15_10_IRQn;
  182.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  183.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  184.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  185.         NVIC_Init(&NVIC_InitStructure);
  186. #endif

  188. #ifdef USE_TIM1_CC_INT
  189.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM1_CC_IRQn;
  190.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  191.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  192.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  193.         NVIC_Init(&NVIC_InitStructure);
  194. #endif  

  196. #ifdef USE_TIM2_INT
  197.         /* Enable the TIM2,4~7 Interrupt */
  198.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM2_IRQn;
  199.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  200.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 0;
  201.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  202.         NVIC_Init(&NVIC_InitStructure);
  203. #endif

  205. #ifdef USE_TIM4_INT
  206.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM4_IRQn;
  207.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
  208.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  209.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  210.         NVIC_Init(&NVIC_InitStructure);
  211. #endif

  213. #ifdef USE_TIM5_INT
  214.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM5_IRQn;
  215.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  216.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  217.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  218.         NVIC_Init(&NVIC_InitStructure);
  219. #endif

  221. #ifdef USE_TIM6_INT
  222.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM6_IRQn;
  223.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  224.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  225.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  226.         NVIC_Init(&NVIC_InitStructure);
  227. #endif

  229. #ifdef USE_TIM7_INT
  230.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM7_IRQn;
  231.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  232.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  233.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  234.         NVIC_Init(&NVIC_InitStructure);
  235. #endif   

  237. #ifdef USE_PWM_IN_INT
  238.         NVIC_InitStructure.NVIC_IRQChannel                   = TIM3_IRQn;
  239.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  240.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  241.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  242.         NVIC_Init(&NVIC_InitStructure);
  243. #endif   

  245. #ifdef USE_RTC_INT
  246.         /* Enable the RTC Interrupt */
  247.         NVIC_InitStructure.NVIC_IRQChannel                   = RTC_IRQn;
  248.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  249.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  250.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  251.         NVIC_Init(&NVIC_InitStructure);
  252. #endif

  254. #ifdef USE_RTCALARM_INT
  255.         NVIC_InitStructure.NVIC_IRQChannel                   = RTCAlarm_IRQn;
  256.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  257.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 2;
  258.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  259.         NVIC_Init(&NVIC_InitStructure);
  260. #endif

  262. #endif



  266. #if 1 //#ifdef USE_CAN1_INT
  267.         //CAN_ITConfig(CAN1,CAN_IT_FMP0,ENABLE);//FIFO0消息挂号中断允许.                  
  268. #if 1 /* For compiling F105 TO F103 */
  269.         NVIC_InitStructure.NVIC_IRQChannel                   = USB_LP_CAN1_RX0_IRQn;//CAN1_RX0_IRQn;
  270. #endif
  271.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  272.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 0;
  273.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  274.         NVIC_Init(&NVIC_InitStructure);
  275. #endif

  277. #if 0 //#ifdef USE_CAN2_INT
  278.         NVIC_InitStructure.NVIC_IRQChannel                   = CAN2_RX0_IRQn;
  279.         NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
  280.         NVIC_InitStructure.NVIC_IRQChannelSubPriority        = 1;
  281.         NVIC_InitStructure.NVIC_IRQChannelCmd                = ENABLE;
  282.         NVIC_Init(&NVIC_InitStructure);
  283. #endif
  284. }

  286. #define Open10x_DAC_CLK                                                        RCC_APB2Periph_GPIOB
  287. #define Open10x_CLK_PORT                                                                         GPIOB
  288. #define Open10x_CLK_PIN                                                              GPIO_Pin_2

  290. #define Open10x_SDI_PORT                                                                        GPIOB
  291. #define Open10x_SDI_PIN                                                              GPIO_Pin_3

  293. #define Open10x_CLR_PORT                                                                        GPIOB
  294. #define Open10x_CLR_PIN                                                                                GPIO_Pin_0

  296. #define Open10x_LD_PORT                                                                                GPIOB
  297. #define Open10x_LD_PIN                                                              GPIO_Pin_1

  299. #define Open10x_CS_PORT                                                                                GPIOB
  300. #define Open10x_CS_PIN                                                              GPIO_Pin_4



  304. #define Open10x_LED_CLK                                                                        RCC_APB2Periph_GPIOC
  305. #define Open10x_LED0_PORT                                                                 GPIOC
  306. #define Open10x_LED0_PIN                                                          GPIO_Pin_14

  308. #define Open10x_LED1_PORT                                                                GPIOC
  309. #define Open10x_LED1_PIN                                                          GPIO_Pin_15

  311. void GPIO_Configuration(void)
  312. {
  313.         GPIO_InitTypeDef GPIO_InitStructure;

  315.         //启动时钟安全系统CSS
  316.         RCC_ClockSecuritySystemCmd(ENABLE);
  317.         /* Enable GPIO clock */
  318.         RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB|RCC_APB2Periph_GPIOC|RCC_APB2Periph_GPIOD|RCC_APB2Periph_AFIO, ENABLE);

  320.         GPIO_PinRemapConfig(GPIO_Remap_SWJ_JTAGDisable, ENABLE);

  322.         GPIO_InitStructure.GPIO_Pin   = Open10x_CLK_PIN;
  323.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  324.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  325.         GPIO_Init(Open10x_CLK_PORT, &GPIO_InitStructure);
  326.         //GPIO_ResetBits(GPIOB, GPIO_Pin_7);
  327.         GPIO_InitStructure.GPIO_Pin   = Open10x_SDI_PIN;
  328.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  329.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  330.         GPIO_Init(Open10x_CLK_PORT, &GPIO_InitStructure);
  331.         GPIO_ResetBits(Open10x_CLK_PORT, Open10x_SDI_PIN);
  332.         GPIO_SetBits(Open10x_CLK_PORT, Open10x_SDI_PIN);
  333.        
  334.         GPIO_InitStructure.GPIO_Pin   = Open10x_CLR_PIN;
  335.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  336.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  337.         GPIO_Init(Open10x_CLK_PORT, &GPIO_InitStructure);
  338.         GPIO_SetBits(Open10x_CLK_PORT, Open10x_CLR_PIN);
  339.        
  340.         GPIO_InitStructure.GPIO_Pin   = Open10x_LD_PIN;
  341.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  342.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  343.         GPIO_Init(Open10x_CLK_PORT, &GPIO_InitStructure);
  344.         //GPIO_ResetBits(GPIOB, GPIO_Pin_7);
  345.        
  346.         GPIO_InitStructure.GPIO_Pin   = Open10x_CS_PIN;
  347.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_PP;
  348.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  349.         GPIO_Init(Open10x_CS_PORT, &GPIO_InitStructure);
  350.        
  351.         GPIO_ResetBits(Open10x_CS_PORT, Open10x_CS_PIN);
  352.    
  353.         GPIO_InitStructure.GPIO_Pin   = Open10x_LED0_PIN;
  354.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_OD;
  355.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  356.         GPIO_Init(Open10x_LED0_PORT, &GPIO_InitStructure);
  357.         GPIO_SetBits(Open10x_LED0_PORT, Open10x_LED0_PIN);
  358.        
  359.         GPIO_InitStructure.GPIO_Pin   = Open10x_LED1_PIN;
  360.         GPIO_InitStructure.GPIO_Mode  = GPIO_Mode_Out_OD;
  361.         GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
  362.         GPIO_Init(Open10x_LED0_PORT, &GPIO_InitStructure);
  363.         GPIO_SetBits(Open10x_LED0_PORT, Open10x_LED1_PIN);

  365. }

  367. /**
  368.   * @功能
  369.   * @参数
  370.   * @返回值
  371.   */
  372. int main(void)
  373. {
  374.         //NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
  375.         NVIC_Configuration();
  376.       GPIO_Configuration();
  377.         //LED_Config();
  378.           dac7611_Init();
  379.           dac7611Conv(0);
  380.         /*模式         从机地址 端口 波特率 校验位*/
  381.         eMBInit( MB_RTU, 0x64, 0, 9600, MB_PAR_NONE );
  382.        
  383.         /* Enable the Modbus Protocol Stack. */
  384.         eMBEnable(  );
  385.        
  386.         for( ;; )
  387.         {
  388.          ( void )eMBPoll(  );
  389.          /* Here we simply count the number of poll cycles. */
  390.          //usRegInputBuf[0]++;
  391.         }
  392. ……………………

  394. …………限于本文篇幅 余下代码请从51黑下载附件…………
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STM32_MODBUS.rar (647.51 KB, 下载次数: 27)


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