547 lines
11 KiB
C
547 lines
11 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 = 0x1C;
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SFRADDR = P0_DRV;
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SFRDATA = 0x3F;
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P0 &= ~0x1C;
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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_B:
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LEDB_ON();
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break;
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default:
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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_B:
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LEDB_OFF();
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break;
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default:
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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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#if 0
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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 = 0;
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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.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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#endif
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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 : LedId：ID / State：工作方式 / Duty:闪烁占空比(百分百：1-100) / 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 LedId,uint8_t State,uint8_t Period,uint8_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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/*
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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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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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default:
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LED_Off(i);
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break;
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}
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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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#ifdef BREATHING_LIGHT
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uint8_t BL_Timer = 0;
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uint8_t BL_Flash_Duty = 0;
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idata bit Flash_Duty_Rising = 1;
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idata bit Flash_Duty_Declining = 0;
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idata bit Breathing_Light_On = 0; //呼吸灯使能标志位。
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/*
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* 函数名称 : LED_Breathing_Light
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* 功能描述 : LED呼吸灯驱动，需放在100us时间片中，每20ms改变一次占空比。
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模拟人体呼吸，吸气和呼气各占1.5s，人眼的图像滞留时间0.04s（1/24帧画面）
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按最快0.04s（40ms）。亮20ms，灭20ms，人眼看到的应该是一直亮。
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呼吸灯，就是改变这40ms中，亮和灭所占用的百分百。
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1500/20=75个周期，40ms/75=266us。75个变化周期中，每个周期增长1个单位266us，
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75个周期刚好是40ms，这样就能达到全亮，反之全灭。
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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_Breathing_Light(void)
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/******************************************************************************/
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{
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if( BL_Timer <= BL_Flash_Duty )
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{
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//LEDB_ON();
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P04 = 1;
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}
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else
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{
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//LEDB_OFF();
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P04 = 0;
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}
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if( BL_Timer >= 170 )
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{
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BL_Timer = 0;
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if(Flash_Duty_Declining)
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{
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BL_Flash_Duty -= 1;
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}
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else
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if(Flash_Duty_Rising)
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{
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BL_Flash_Duty += 1;
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}
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}
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if( 170 <= BL_Flash_Duty )
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{
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Flash_Duty_Declining = 1;
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Flash_Duty_Rising = 0;
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}
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else
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if( BL_Flash_Duty <= 1 )
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{
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Flash_Duty_Rising = 1;
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Flash_Duty_Declining = 0;
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}
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BL_Timer += 1;
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}
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#endif
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#ifdef DISPLAY_LED_188
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uint8_t g_188_Num = 0; //188数码管显示全局变量。
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code uint16_t Segment[3][11] = {
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{0x0000,0x0006,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000},//百位
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{0x0770,0x0420,0x0741,0x0661,0x0431,0x0271,0x0371,0x0460,0x0771,0x0671,0x0000},//十位
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{0xE888,0x8080,0xD808,0xD880,0xB080,0x7880,0x7888,0x8880,0xF888,0xF880,0x0000} //个位
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};
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/*
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*******************************************************************************
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* void LED_188_Init(void)
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*
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* Description : LED 188 Initialization. --- 系统初始化调用。
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*
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* Arguments : NONE
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void LED_188_Init(void)
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{
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P0 &= ~0xE0; //P00、P01、P02、P03、P04
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SFRADDR = P0_OE;
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SFRDATA |= 0x1f;
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}
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/*
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*******************************************************************************
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* void Set_AllLed_Down(void)
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*
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* Description : LED 188 熄灭所有码段显示。
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*
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* Arguments : NONE
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void Set_AllLed_Down(void)
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{
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PIN0_IN();
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PIN1_IN();
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PIN2_IN();
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PIN3_IN();
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PIN4_IN();
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}
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/*
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*******************************************************************************
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* void Display_Scan(uint8_t Pin,uint16_t Display_Sram)
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*
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* Description : LED 188 IO口和段码处理函数。
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*
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* Arguments : uint8_t Pin --- GPIO口
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uint16_t Display_Sram --- 段码
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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static void Display_Scan(uint8_t Pin,uint16_t Display_Sram)
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{
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switch(Pin)
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{
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case 0:
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{
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PIN0_L(); //拉低Pin0
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if(Display_Sram & 0x8000)
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PIN1_H();
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if(Display_Sram & 0x4000)
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PIN2_H();
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if(Display_Sram & 0x2000)
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PIN3_H();
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if(Display_Sram & 0x1000)
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PIN4_H();
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}
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break;
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case 1:
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{
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PIN1_L(); //拉低Pin1
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if(Display_Sram & 0x0800)
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PIN0_H();
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if(Display_Sram & 0x0400)
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PIN2_H();
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if(Display_Sram & 0x0200)
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PIN3_H();
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if(Display_Sram & 0x0100)
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PIN4_H();
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}
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break;
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case 2:
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{
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PIN2_L(); //拉低Pin2
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if(Display_Sram & 0x0080)
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PIN0_H();
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if(Display_Sram & 0x0040)
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PIN1_H();
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if(Display_Sram & 0x0020)
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PIN3_H();
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if(Display_Sram & 0x0010)
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PIN4_H();
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}
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break;
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case 3:
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{
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PIN3_L(); //拉低Pin3
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if(Display_Sram & 0x0008)
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PIN0_H();
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if(Display_Sram & 0x0004)
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PIN1_H();
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if(Display_Sram & 0x0002)
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PIN2_H();
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if(Display_Sram & 0x0001)
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PIN4_H();
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}
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break;
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#if 0
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case 4:
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{
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PIN4_L(); //拉低Pin4
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if(Display_Sram & 0x0008)
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PIN0_H();
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if(Display_Sram & 0x0004)
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PIN1_H();
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if(Display_Sram & 0x0002)
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PIN2_H();
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if(Display_Sram & 0x0001)
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PIN3_H();
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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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}
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/*
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*******************************************************************************
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* void LED_188_Drive(uint8_t Num)
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*
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* Description : LED 188 Drive. --- 188 LED 数码管显示，定时扫描。
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*
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* Arguments : uint8_t Num (00~188)
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* Returns : NONE
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* Notes : NONE
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*
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*******************************************************************************
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*/
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void LED_188_Drive(uint8_t Num)
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{
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static uint8_t Case_Cnt; //逐行扫描
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uint8_t Num_Hundred = 0 ,Num_Decade = 0 ,Num_Uint = 0;
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uint16_t nDisplay_Sram = 0;
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if(Num > 188)
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{
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Num = 188;
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}
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Num_Hundred = Num / 100; //百位
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Num_Decade = (Num % 100) / 10; //十位
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Num_Uint = (Num % 100) % 10; //个位
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Set_AllLed_Down(); //消影
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nDisplay_Sram = 0;
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nDisplay_Sram = Segment[0][Num_Hundred] | Segment[1][Num_Decade] | Segment[2][Num_Uint]; //显示百位，十位，个位。
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switch(Case_Cnt)
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{
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case 0:
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Display_Scan(0,nDisplay_Sram);
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Case_Cnt++;
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break;
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case 1:
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Display_Scan(1,nDisplay_Sram);
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Case_Cnt++;
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break;
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case 2:
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Display_Scan(2,nDisplay_Sram);
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Case_Cnt++;
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break;
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case 3:
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Display_Scan(3,nDisplay_Sram);
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Case_Cnt = 0;
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break;
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default:
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Case_Cnt = 0;
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break;
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}
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}
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#endif
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