71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/**
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******************************************************************************
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* @file relay_control.c
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* @brief 继电器控制模块实现
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* @author Application Layer
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* @version 2.0
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******************************************************************************
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* @attention
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* 本模块实现单路继电器的安全控制
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* 关键特性：
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* 1. 最小切换间隔保护，防止频繁切换损坏继电器
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* 2. 状态记录
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* 3. 调试日志输出
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*
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* 修订历史：
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* v2.0 - 精简为单路继电器控制，移除冗余功能
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******************************************************************************
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*/
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#include "relay_control.h"
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#include "uart2_print.h"
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#include "main.h"
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#define DEBUG_RELAY 1
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#if DEBUG_RELAY
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#define DEBUG_LOG(fmt, ...) UART2_Print_Printf("[RELAY] " fmt "\r\n", ##__VA_ARGS__)
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#else
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#define DEBUG_LOG(fmt, ...)
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#endif
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static bool current_state = false;
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static uint32_t last_toggle_tick = 0;
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void Relay_Init(void)
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{
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HAL_GPIO_WritePin(RL_Control_GPIO_Port, RL_Control_Pin, GPIO_PIN_RESET);
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current_state = false;
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last_toggle_tick = 0;
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DEBUG_LOG("Init OK, state=OFF");
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}
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void Relay_SetState(bool state)
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{
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uint32_t current_tick = HAL_GetTick();
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if (current_tick - last_toggle_tick < RELAY_MIN_INTERVAL) {
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DEBUG_LOG("Toggle too fast, ignored");
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return;
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}
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if (current_state == state) {
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DEBUG_LOG("State unchanged: %s", state ? "ON" : "OFF");
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return;
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}
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HAL_GPIO_WritePin(RL_Control_GPIO_Port, RL_Control_Pin,
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state ? GPIO_PIN_SET : GPIO_PIN_RESET);
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current_state = state;
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last_toggle_tick = current_tick;
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DEBUG_LOG("Relay -> %s", state ? "ON" : "OFF");
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}
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bool Relay_GetState(void)
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{
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return current_state;
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}
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