127 lines
2.8 KiB
C
127 lines
2.8 KiB
C
#include "timer.h"
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int heart_1000ms_flag = 0;
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int heart_1000ms_cnt = 0;
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int battery_2000ms_flag = 0;
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int battery_2000ms_cnt = 0;
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int plot_ms_flag = 0;
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int plot_ms_cnt = 0;
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int twk_1000ms_flag = 0;
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int twk_1000ms_cnt = 0;
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int input_500ms_flag = 0;
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int input_500ms_cnt = 0;
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uint16_t sig2slave_previous_tick = 0;
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uint16_t sig2slave_current_tick = 0;
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void duty_tim3(void)
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{
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freq_signal.over_cnt++;
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}
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void duty_tim6(void)
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{
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//lv_tick_inc(1);
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heart_1000ms_cnt++;
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if( heart_1000ms_cnt >= 1000)
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{
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heart_1000ms_cnt = 0;
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heart_1000ms_flag = 1;
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}
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battery_2000ms_cnt++;
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if( battery_2000ms_cnt >= 2000)
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{
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battery_2000ms_cnt = 0;
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battery_2000ms_flag = 1;
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}
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plot_ms_cnt++;
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if( plot_ms_cnt >= tabdata.item1_page0_sample_interval)
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{
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plot_ms_cnt = 0;
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plot_ms_flag = 1;
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}
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twk_1000ms_cnt++;
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if( twk_1000ms_cnt >= 1000)
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{
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twk_1000ms_cnt = 0;
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twk_1000ms_flag = 1;
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}
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input_500ms_cnt++;
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if( input_500ms_cnt >= 500)
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{
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input_500ms_cnt = 0;
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input_500ms_flag = 1;
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}
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//发送完成 或者 已经接收到一部分数据之后开始计时
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if( (sig2slave_step == 1)||(mod_master.tx_flag == TX_OK) )
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{
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sig2slave_current_tick++;
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mod_master.rx_error_message = RX_ERROR_NONE;
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if(sig2slave_current_tick > mod_master.timeout)
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{
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if(sig2slave_step == 0)
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{
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//进入此处说明发送成功后未收到任何数据
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mod_master.rx_error_message = RX_ERROR_TIMEOUT;
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mod_master.tx_flag = TX_NONE;
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}
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HAL_UART_DMAStop(&huart2);
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__HAL_UART_CLEAR_IDLEFLAG(&huart2);
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sig2slave_current_tick = 0;
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sig2slave_step = 2; //无论是哪个阶段出现超时，均跳转至step2
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scom2_rs485.rx_flag = TRUE;
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sig_trans = TRANS_MODBUS_SIG_TO_SLAVE; //发送回调中会修改成none，因此在这里重新赋值（接收超时也属于接收的一种结果）
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}
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}
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}
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void delay_cnt(uint16_t cnt)
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{
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while(cnt > 0)
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{
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cnt--;
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}
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}
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#define CPU_FREQUENCY_MHZ 165.888 // STM32时钟主频
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void wu_delay_us(__IO uint32_t delay)
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{
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int last, curr, val;
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int temp;
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while (delay != 0)
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{
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temp = delay > 900 ? 900 : delay;
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last = SysTick->VAL;
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curr = last - CPU_FREQUENCY_MHZ * temp;
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if (curr >= 0)
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{
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do
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{
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val = SysTick->VAL;
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}
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while ((val < last) && (val >= curr));
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}
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else
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{
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curr += CPU_FREQUENCY_MHZ * 1000;
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do
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{
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val = SysTick->VAL;
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}
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while ((val <= last) || (val > curr));
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}
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delay -= temp;
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}
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}
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