Timer.c 6.7 KB

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  1. /*********************************************************************************************************
  2. * 模块名称:Timer.c
  3. * 摘 要:Timer模块
  4. * 当前版本:1.0.0
  5. * 作 者:Leyutek(COPYRIGHT 2018 - 2021 Leyutek. All rights reserved.)
  6. * 完成日期:2021年07月01日
  7. * 内 容:
  8. * 注 意:
  9. **********************************************************************************************************
  10. * 取代版本:
  11. * 作 者:
  12. * 完成日期:
  13. * 修改内容:
  14. * 修改文件:
  15. *********************************************************************************************************/
  16. /*********************************************************************************************************
  17. * 包含头文件
  18. *********************************************************************************************************/
  19. #include <stdbool.h>
  20. #include "Timer.h"
  21. #include "stdint.h"
  22. #include "gd32e23x_timer.h"
  23. #include "main.h"
  24. static uint8_t s_i100mSFlag = 0; //将100ms标志位的值设置为0
  25. static uint8_t s_i1secFlag = 0; //将1s标志位的值设置为0
  26. uint8_t Read_data_cnt = 0;
  27. uint32_t Delay_N_mS = 0;
  28. uint32_t RL_delay_cnt[Output_ChN_default + 1] = {0};
  29. uint32_t RL_delay_Limit[Output_ChN_default + 1] = {0};
  30. uint32_t RL_N_delay_cnt = 0;
  31. uint32_t RL_N_delay_Limit = 0;
  32. extern uint8_t RL_begin_delay_flag[Output_ChN_default + 1];
  33. extern uint8_t RL_end_delay_flag[Output_ChN_default + 1];
  34. extern uint8_t RL_N_begin_delay_flag; //add by liyi
  35. extern uint8_t RL_N_end_delay_flag; // add by liyi
  36. extern uint8_t write_kwh2Eeprom_flag; // add by liyi
  37. extern uint8_t kwh_200ms_read_flag; // add by liyi
  38. /*********************************************************************************************************
  39. * 内部函数声明
  40. *********************************************************************************************************/
  41. static void ConfigTimer14(uint32_t arr, uint32_t psc); //配置TIMER14
  42. static void ConfigTimer16(uint32_t arr, uint32_t psc);
  43. static void ConfigTimer14(uint32_t arr, uint32_t psc)
  44. {
  45. timer_parameter_struct timer_initpara; //timer_initpara用于存放定时器的参数
  46. //使能RCU相关时钟
  47. rcu_periph_clock_enable(RCU_TIMER14); //使能TIMER14的时钟
  48. timer_deinit(TIMER14); //设置TIMER14参数恢复默认值
  49. timer_struct_para_init(&timer_initpara); //初始化timer_initpara
  50. //配置TIMER14
  51. timer_initpara.prescaler = psc; //设置预分频器值
  52. timer_initpara.counterdirection = TIMER_COUNTER_UP; //设置向上计数模式
  53. timer_initpara.period = arr; //设置自动重装载值
  54. timer_initpara.clockdivision = TIMER_CKDIV_DIV1; //设置时钟分割
  55. timer_init(TIMER14, &timer_initpara); //根据参数初始化定时器
  56. timer_interrupt_enable(TIMER14, TIMER_INT_UP); //使能定时器的更新中断
  57. nvic_irq_enable(TIMER14_IRQn, 3); //配置NVIC设置优先级
  58. timer_enable(TIMER14); //使能定时器
  59. }
  60. static void ConfigTimer16(uint32_t arr,uint32_t psc)
  61. {
  62. timer_parameter_struct timer_initpara; //timer_initpara用于存放定时器的参数
  63. //使能RCU相关时钟
  64. rcu_periph_clock_enable(RCU_TIMER16); //使能TIMER16的时钟
  65. timer_deinit(TIMER16); //设置TIMER16参数恢复默认值
  66. timer_struct_para_init(&timer_initpara); //初始化timer_initpara
  67. //配置TIMER16
  68. timer_initpara.prescaler = psc; //设置预分频器值
  69. timer_initpara.counterdirection = TIMER_COUNTER_UP; //设置向上计数模式
  70. timer_initpara.period = arr; //设置自动重装载值
  71. timer_initpara.clockdivision = TIMER_CKDIV_DIV1; //设置时钟分割
  72. timer_init(TIMER16, &timer_initpara); //根据参数初始化定时器
  73. timer_interrupt_enable(TIMER16, TIMER_INT_UP); //使能定时器的更新中断
  74. nvic_irq_enable(TIMER16_IRQn, 3); //配置NVIC设置优先级
  75. timer_enable(TIMER16); //使能定时器
  76. }
  77. extern uint8_t flash_flag;
  78. void TIMER14_IRQHandler(void)
  79. {
  80. uint8_t i = 0;
  81. static int count = 0;
  82. if(timer_interrupt_flag_get(TIMER14, TIMER_INT_FLAG_UP) == SET) //判断定时器更新中断是否发生
  83. {
  84. timer_interrupt_flag_clear(TIMER14, TIMER_INT_FLAG_UP); //清除定时器更新中断标志
  85. }
  86. for(i = 0;i < Output_ChN_default;i++)
  87. {
  88. if(RL_begin_delay_flag[i] > 0)
  89. {
  90. if(RL_delay_cnt[i] < RL_delay_Limit[i])
  91. {
  92. RL_delay_cnt[i]++;
  93. }
  94. else
  95. {
  96. RL_delay_cnt[i] = 0;
  97. RL_end_delay_flag[i] = 1;
  98. RL_begin_delay_flag[i] = 0;
  99. }
  100. }
  101. }
  102. // Ch N add by liyi
  103. if(RL_N_begin_delay_flag > 0)
  104. {
  105. if(RL_N_delay_cnt < RL_N_delay_Limit)
  106. {
  107. RL_N_delay_cnt++;
  108. }else
  109. {
  110. RL_N_delay_cnt = 0;
  111. RL_N_end_delay_flag = 1;
  112. RL_N_begin_delay_flag = 0;
  113. }
  114. }
  115. if(count == 2000)
  116. {
  117. write_kwh2Eeprom_flag = 1;
  118. count = 0;
  119. }
  120. count ++;
  121. if(Delay_N_mS > 0)
  122. {
  123. Delay_N_mS--;
  124. }
  125. }
  126. void TIMER16_IRQHandler(void)
  127. {
  128. if(timer_interrupt_flag_get(TIMER16, TIMER_INT_FLAG_UP) == SET) //判断定时器更新中断是否发生
  129. {
  130. timer_interrupt_flag_clear(TIMER16, TIMER_INT_FLAG_UP); //清除定时器更新中断标志
  131. }
  132. if(Read_data_cnt < 3)
  133. {
  134. Read_data_cnt++;
  135. }
  136. else
  137. {
  138. Read_data_cnt = 0;
  139. flash_flag = 1;
  140. Start_Read_Flag = true;
  141. }
  142. s_i1secFlag = 1;
  143. }
  144. /*********************************************************************************************************
  145. * API函数实现
  146. *********************************************************************************************************/
  147. /*********************************************************************************************************
  148. * 函数名称:InitTimer
  149. * 函数功能:初始化Timer模块
  150. * 输入参数:void
  151. * 输出参数:void
  152. * 返 回 值:void
  153. * 创建日期:2021年07月01日
  154. * 注 意:使用的TIMER15-16由APB2(72MHz)预分频后输出。如果预分频为1,则由APB1*1输出,否则由APB1*2(72MHz)输出
  155. *********************************************************************************************************/
  156. void InitTimer(void)
  157. {
  158. ConfigTimer14(999, 71); //72MHz/(71+1)=1MHz,由0计数到999为1s
  159. ConfigTimer16(1999, 7199); // data ....
  160. }
  161. uint8_t Get1SecFlag(void)
  162. {
  163. return(s_i1secFlag); //返回1s标志位的值
  164. }
  165. void Clr1SecFlag(void)
  166. {
  167. s_i1secFlag = 0; //将1s标志位的值设置为0
  168. }
  169. unsigned char Get100msFlag(void)
  170. {
  171. return(s_i100mSFlag); //返回1s标志位的值
  172. }
  173. void Clr100msFlag(void)
  174. {
  175. s_i100mSFlag = 0; //将1s标志位的值设置为0
  176. }