354 lines
7.4 KiB
C
354 lines
7.4 KiB
C
/*
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******************************************************************************
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*
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* @file led.c
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* @brief led module
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* @ic sy8835
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*
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* @version 1.0
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* @date 2024/11/01 15:00:40
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* @author Alex Xu
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*
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* Copyright (c) 2013-2099,Tkplusemi Technology Co.,Ltd.
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* All Rights Reserved
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*
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* History:
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* Revision Date Author Desc
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* 1.0.0 2024/11/01 Alex build this file
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******************************************************************************/
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/*_____ I N C L U D E S ____________________________________________________*/
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#include "led.h"
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#include "pwm.h"
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#ifdef LED_DISPLAY
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volatile uint8_t Display_RSta = LED_OFF; // 显示状态
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volatile uint8_t Display_GSta = LED_OFF; // 显示状态
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volatile uint8_t Display_YSta = LED_OFF; // 显示状态
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volatile uint8_t Display_BSta = LED_OFF; // 显示状态
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/******************************************************************************\
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Macro definitions
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\******************************************************************************/
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/******************************************************************************\
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Variables definitions
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\******************************************************************************/
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static TS_LED_INFO LED;
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/******************************************************************************\
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Functions definitions
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\******************************************************************************/
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/*
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* 函数名称 : LED_Init
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* 功能描述 : LED初始化
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* 参 数 : NONE
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* 返回值 : NONE
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*/
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/******************************************************************************/
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void LED_Init(void)
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/******************************************************************************/
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{
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SFRADDR = P1_OE;
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SFRDATA = 0x0F;
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LEDR_OFF();
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LEDG_OFF();
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LEDB_OFF();
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LEDY_OFF();
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}
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/*
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* 函数名称 : LED_On
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* 功能描述 : 点亮LED
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* 参 数 : LED的ID
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* 返回值 : NONE
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*/
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/******************************************************************************/
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static void LED_On(uint8_t LedId)
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/******************************************************************************/
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{
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switch(LedId)
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{
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case LED_R:
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LEDR_ON();
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break;
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case LED_G:
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LEDG_ON();
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break;
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case LED_Y:
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LEDY_ON();
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break;
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case LED_B:
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LEDB_ON();
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break;
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default: break;
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}
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}
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/*
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* 函数名称 : LED_Off
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* 功能描述 : 熄灭LED
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* 参 数 : LED的ID
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* 返回值 : NONE
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*/
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/******************************************************************************/
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static void LED_Off(uint8_t LedId)
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/******************************************************************************/
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{
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switch(LedId)
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{
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case LED_R:
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LEDR_OFF();
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break;
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case LED_G:
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LEDG_OFF();
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break;
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case LED_Y:
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LEDY_OFF();
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break;
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case LED_B:
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LEDB_OFF();
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break;
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default: break;
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}
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}
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/*
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* 函数名称 : LED_Clr
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* 功能描述 : 熄灭全部LED
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* 参 数 : NONE
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* 返回值 : NONE
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*/
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/******************************************************************************/
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void LED_Clr(void)
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/******************************************************************************/
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{
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uint8_t i;
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for(i=0;i<LED_ID_MAX;i++)
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{
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LED.State[i]=LED_OFF;
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LED.Light_Dir[i] = SHOW_NONE;
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LED.Flash_Duty[i]=0;
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LED.Flash_Period[i]=0;
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LED.Flash_Times[i]=0;
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LED.Timer[i]=0;
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}
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}
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/*
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* 函数名称 : LED_Set
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* 功能描述 : LED工作方式设置
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* 参 数 : State：工作方式 / Period:闪烁周期(频率，单位ms) / Times:闪烁次数，当次数等于0xff时，一直闪。
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* 返回值 : NONE
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*/
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/******************************************************************************/
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void LED_Set(uint8_t LedId,uint8_t State,uint16_t Period,uint16_t Times)
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/******************************************************************************/
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{
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LED.State[LedId] = State;
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LED.Flash_Duty[LedId] = Period / 2;
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LED.Flash_Period[LedId] = Period;
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LED.Flash_Times[LedId] = Times;
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LED.Timer[LedId] = 0;
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}
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#ifdef PWM_ENABLE
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/*
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* 函数名称 : HuXiLED_Set
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* 功能描述 : 呼吸灯LED工作方式设置
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* 参 数 : State：工作方式 / Period:闪烁周期(频率，单位ms) / Times:闪烁次数，当次数等于0xff时，一直闪。
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* 返回值 : NONE
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*/
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/******************************************************************************/
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void HuXiLED_Set(uint8_t LedId,uint8_t State,uint8_t Dir)
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/******************************************************************************/
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{
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LED.State[LedId] = State;
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LED.Light_Dir[LedId] = Dir;
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LED.Flash_Duty[LedId] = PWM_REL_VALUE;
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LED.Timer[LedId] = 0;
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}
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#endif
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/*
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* 函数名称 : LED_Service
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* 功能描述 : LED驱动，需放在100ms时间片中
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* 参 数 : NONE
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* 返回值 : NONE
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*/
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/******************************************************************************/
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void LED_Drv(void)
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/******************************************************************************/
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{
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uint8_t i = 0;
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static bit PWM_Dir_Flag;
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for(i = 0;i < LED_ID_MAX;i++)
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{
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switch(LED.State[i])
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{
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case LED_ON:
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LED_On(i);
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break;
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case LED_OFF:
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LED_Off(i);
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break;
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case LED_FLASH:
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if(LED.Timer[i] < LED.Flash_Duty[i])
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{
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LED_On(i);
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}
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else
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{
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LED_Off(i);
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}
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if(LED.Timer[i] >= LED.Flash_Period[i]) //LED.Timer[i]表示累加的时间
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{
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LED.Timer[i] = 0;
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if(LED.Flash_Times[i] > 0)
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{
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LED.Flash_Times[i]--;
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}
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if(LED.Flash_Times[i] == 0)
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{
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LED.State[i] = LED_OFF;
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}
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}
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break;
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case LED_KEEP_FLASHING:
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if(LED.Timer[i] <= LED.Flash_Duty[i])
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{
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LED_On(i);
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}
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else
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{
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LED_Off(i);
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}
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if(LED.Timer[i] >= LED.Flash_Period[i])
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{
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LED.Timer[i] = 0;
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}
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break;
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#ifdef PWM_ENABLE
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case LED_BREATHING_LIGHT:
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if( LED.Light_Dir[i] == SHOW_NONE )
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{
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PWM_Disable(i);
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PWM_Dir_Flag = 0;
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LED.State[i] = LED_OFF;
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}
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else
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{
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if( LED.Light_Dir[i] == SLOW_LIGHT )
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{
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if( !PWM_Dir_Flag )
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{
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PWM_Dir_Flag = 1;
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LED.Flash_Duty[i] = PWM_REL_VALUE;
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}
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LED.Flash_Duty[i]++;
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if( LED.Flash_Duty[i] >= PWM_REL_FULL )
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{
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LED.Light_Dir[i] = SHOW_NONE;
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}
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}
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else
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if( LED.Light_Dir[i] == SLOW_DARK )
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{
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if( !PWM_Dir_Flag )
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{
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PWM_Dir_Flag = 1;
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LED.Flash_Duty[i] = PWM_REL_FULL;
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}
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LED.Flash_Duty[i]--;
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if( LED.Flash_Duty[i] <= PWM_REL_VALUE )
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{
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LED.Light_Dir[i] = SHOW_NONE;
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}
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}
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else
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if( LED.Light_Dir[i] == SHOW_NORMAL )
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{
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if( LED.Flash_Duty[i] >= PWM_REL_FULL )
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{
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PWM_Dir_Flag = 1;
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}
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else
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if( LED.Flash_Duty[i] <= (PWM_REL_VALUE + 1) )
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{
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PWM_Dir_Flag = 0;
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}
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if(PWM_Dir_Flag)
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{
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LED.Flash_Duty[i]--;
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}
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else
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{
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LED.Flash_Duty[i]++;
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}
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}
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PWM_Duty_Set(i, LED.Flash_Duty[i]);
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}
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break;
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#endif
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default:
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break;
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}
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if (i == LED_R)
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{
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Display_RSta = LED.State[i]; // LED_OFF == DISPLAY_OFF
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}
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else
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if (i == LED_G)
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{
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Display_GSta = LED.State[i]; // LED_OFF == DISPLAY_OFF
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}
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else
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if (i == LED_Y)
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{
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Display_YSta = LED.State[i]; // LED_OFF == DISPLAY_OFF
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}
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else
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if (i == LED_B)
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{
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Display_BSta = LED.State[i]; // LED_OFF == DISPLAY_OFF
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}
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// printf("LED.Flash_Duty[%d]:%d,LED.State:%d,LED.Light_Dir:%d.\r\n",(u16)i,(u16)(LED.Flash_Duty[i]),(u16)(LED.State[i]),(u16)(LED.Light_Dir[i]));
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}
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for(i=0;i<LED_ID_MAX;i++)
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{
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LED.Timer[i] += LED_PLUS_TIME;
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}
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}
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#endif
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