145 lines
3.2 KiB
C
145 lines
3.2 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 TP3102
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*
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* @version 1.0
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* @date 2022/08/04 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 2022/08/04 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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#ifdef LED_DISPLAY
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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 idata 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 = P0_OE;
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SFRDATA |= 0x08;
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SFRADDR = P0_DRV;
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SFRDATA = 0x0C;
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pin_LED_1 = 0;
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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
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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 State,uint8_t Period,uint8_t Times)
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/******************************************************************************/
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{
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LED.State = State;
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LED.Flash_Duty = Period / 2;
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LED.Flash_Period = Period;
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LED.Flash_Times = Times;
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LED.Timer = 0;
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}
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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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switch(LED.State)
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{
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case LED_ON:
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LEDR_ON();
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break;
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case LED_OFF:
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LEDR_OFF();
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break;
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case LED_FLASH:
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if( LED.Timer < LED.Flash_Duty )
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{
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LEDR_ON();
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}
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else
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{
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LEDR_OFF();
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}
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if( LED.Timer >= LED.Flash_Period )//LED.Timer[i]表示累加的时间
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{
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LED.Timer = 0;
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if( LED.Flash_Times > 0 )
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{
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LED.Flash_Times--;
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}
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if( LED.Flash_Times == 0 )
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{
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LED.State = 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 <= LED.Flash_Duty )
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{
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LEDR_ON();
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}
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else
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{
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LEDR_OFF();
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}
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if( LED.Timer >= LED.Flash_Period )
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{
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LED.Timer = 0;
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}
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break;
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default:
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LEDR_OFF();
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break;
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}
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LED.Timer += LED_PLUS_TIME;
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}
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#endif
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