263 lines
6.9 KiB
C
263 lines
6.9 KiB
C
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/*****************************************************************
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;Project: Light
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;MCU:
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;Date:
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;File:
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;Function:
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******************************************************************/
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#include "ws2812.h"
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#include "delay.h"
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#include "gpio.h"
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/*---------------------------------------------------------------*/
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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unsigned char gLedBuffer[LED_NUM][GRB] = {0}; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݻ<EFBFBD><DDBB><EFBFBD>
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/*---------------------------------------------------------------*/
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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static void WS_Port_Init(void);
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static void WS_DIN_Clear(void);
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static void WS_Write_0(void);
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static void WS_Write_1(void);
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/*---------------------------------------------------------------*/
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//WS2812<31><32>ʼ<EFBFBD><CABC>
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void WS_Init(void)
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{
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WS_Port_Init();
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WS_CloseAll();
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}
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/*---------------------------------------------------------------*/
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//WS<57><53><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>
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void WS_Power(FunctionalState NewState)
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{
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GPIO_Set_Output(U32BIT(WS_EN_PIN));
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if(NewState != DISABLE)
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GPIO_Pin_Set(U32BIT(WS_EN_PIN));
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else
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GPIO_Pin_Clear(U32BIT(WS_EN_PIN));
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}
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/*---------------------------------------------------------------*/
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//<2F>ر<EFBFBD><D8B1><EFBFBD><EFBFBD>е<EFBFBD>led
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void WS_CloseAll(void)
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{
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unsigned char led_i, color_i;
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for(led_i=0;led_i<LED_NUM;led_i++)
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{
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for(color_i=0;color_i<GRB;color_i++)
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{
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gLedBuffer[led_i][color_i] = 0;
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}
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}
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WS_Show(); //<2F><><EFBFBD><EFBFBD>
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//WS_Power(DISABLE); //<2F>ر<EFBFBD>WS<57>Ĺ<EFBFBD><C4B9><EFBFBD>
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}
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/*---------------------------------------------------------------*/
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//--<2D><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ledbuff <20><><EFBFBD><EFBFBD>
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void LedBuff_CleanAll(void)
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{
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unsigned char led_i,color_i; //<2F><><EFBFBD><EFBFBD>forѭ<72><D1AD>
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for(led_i=0;led_i<LED_NUM;led_i++)
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for(color_i=0;color_i<GRB;color_i++)
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gLedBuffer[led_i][color_i] = 0;
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}
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/*---------------------------------------------------------------*/
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>
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void WS_LightAll(void)
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{
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WS_WriteNum(LED_NUM,0xff0000);
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}
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/*---------------------------------------------------------------*/
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//ָ<><D6B8>дij<D0B4><C4B3><EFBFBD><EFBFBD>д<EFBFBD><D0B4>color<6F><72><EFBFBD>ݣ<EFBFBD><DDA3><EFBFBD>show<6F><77>
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void LedBuff_WriteOrder(unsigned char ledOrder, unsigned int color)
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{
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unsigned char color_i;
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// ledOrder = ledOrder-1;
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//<2F>Ȱ<EFBFBD>Ҫ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB><EFBFBD>뵽led<65><64>buffer<65><72>
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for(color_i=0;color_i<GRB;color_i++)
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{
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if(color&0x800000)
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{
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gLedBuffer[ledOrder][color_i] = 1;
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}
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else
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{
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gLedBuffer[ledOrder][color_i] = 0;
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}
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color <<= 1;
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}
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}
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/*---------------------------------------------------------------*/
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//ָ<><D6B8>дij<D0B4><C4B3><EFBFBD>Ƶ<EFBFBD>color<6F><72><EFBFBD><EFBFBD>ʾ<EFBFBD><CABE>ɫ
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void WS_WriteOrder(unsigned char ledOrder, unsigned int color)
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{
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unsigned char color_i;
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// ledOrder = ledOrder-1;
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//<2F>Ȱ<EFBFBD>Ҫ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB><EFBFBD>뵽led<65><64>buffer<65><72>
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for(color_i=0;color_i<GRB;color_i++)
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{
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if(color&0x800000)
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{
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gLedBuffer[ledOrder][color_i] = 1;
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}
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else
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{
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gLedBuffer[ledOrder][color_i] = 0;
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}
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color <<= 1;
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}
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WS_Show(); //<2F><><EFBFBD><EFBFBD>
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}
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/*---------------------------------------------------------------*/
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//-<2D><>ǰnum<75><6D>ledд<64><D0B4>color,<2C><><EFBFBD><EFBFBD>show
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void LedBuff_WriteNum(unsigned char numLed,unsigned int color)
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{
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unsigned char led_i,color_i; //<2F><><EFBFBD><EFBFBD>forѭ<72><D1AD>
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unsigned int color_temp;
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for(led_i=0;led_i<numLed;led_i++)
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{
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color_temp = color;
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for(color_i=0;color_i<GRB;color_i++)
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{
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if(color_temp&0x800000)
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{
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gLedBuffer[led_i][color_i] = 1;
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}
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else
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{
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gLedBuffer[led_i][color_i] = 0;
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}
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color_temp <<= 1;
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}
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}
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color_temp <<= 1;
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}
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/*---------------------------------------------------------------*/
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//--<2D><>ǰnum<75><6D>ledд<64><D0B4>color <20><><EFBFBD><EFBFBD>ʾ
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void WS_WriteNum(unsigned char numLed, unsigned int color)
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{
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unsigned char led_i,color_i;
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unsigned int color_temp;
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//<2F>Ȱ<EFBFBD>Ҫ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>ɫ<EFBFBD><C9AB><EFBFBD>뵽led<65><64>buffer<65><72>
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for(led_i=0;led_i<numLed;led_i++)
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{
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color_temp = color;
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for(color_i=0;color_i<GRB;color_i++)
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{
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if(color_temp&0x800000)
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{
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gLedBuffer[led_i][color_i] = 1;
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}
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else
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{
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gLedBuffer[led_i][color_i] = 0;
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}
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color_temp <<= 1;
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}
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}
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WS_Show(); //<2F><><EFBFBD><EFBFBD>
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}
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/*---------------------------------------------------------------*/
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//WS<57><53><EFBFBD><EFBFBD>IO<49>ڳ<EFBFBD>ʼ<EFBFBD><CABC>
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static void WS_Port_Init(void)
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{
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PIN_Set_GPIO(U32BIT(WS_DIN_PIN) | U32BIT(WS_EN_PIN),PIN_SEL_GPIO); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ó<EFBFBD><C3B3><EFBFBD>ͨIO<49><4F>
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GPIO_Set_Output(U32BIT(WS_DIN_PIN) | U32BIT(WS_EN_PIN)); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD>ģʽ
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GPIO_Pin_Clear(U32BIT(WS_DIN_PIN)|U32BIT(WS_EN_PIN)); //WS<57><53><EFBFBD><EFBFBD>IO<49><4F>ʹ<EFBFBD><CAB9>IO<49><4F><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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/*---------------------------------------------------------------*/
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//<2F>ƴ<EFBFBD><C6B4><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD>
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void WS_Show(void)
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{
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unsigned led_i, color_i;
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WS_Power(ENABLE);
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__disable_irq(); //<2F>ر<EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>жϣ<D0B6><CFA3><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD>ϣ<EFBFBD>
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//<2F><><EFBFBD><EFBFBD>д10<31><30><EFBFBD><EFBFBD>
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for(led_i=0; led_i<LED_NUM; led_i++)
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{
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//<2F><><EFBFBD><EFBFBD>д<EFBFBD><D0B4>ÿ<EFBFBD><C3BF><EFBFBD>Ƶ<EFBFBD>24bitʱ<74><CAB1>
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for(color_i=0;color_i<GRB;color_i++)
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{
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if(gLedBuffer[led_i][color_i] != 0) //д<><D0B4>
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{
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WS_Write_1();
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}
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else //д<><D0B4>
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{
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WS_Write_0();
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}
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}
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}
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WS_DIN_Clear();
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delay_us(300); //ʵ<><CAB5>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>20us<75><73><EFBFBD><EFBFBD>
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__enable_irq(); //<2F><><EFBFBD><EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>ж<EFBFBD>
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}
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/*---------------------------------------------------------------*/
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//<2F>ƴ<EFBFBD><C6B4><EFBFBD>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><F3B2BBB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
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void WS_Show_Disable_irq(void)
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{
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unsigned led_i, color_i;
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WS_Power(ENABLE);
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__disable_irq(); //<2F>ر<EFBFBD>ȫ<EFBFBD><C8AB><EFBFBD>жϣ<D0B6><CFA3><EFBFBD>ֹ<EFBFBD><D6B9><EFBFBD>ϣ<EFBFBD>
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//<2F><><EFBFBD><EFBFBD>д10<31><30><EFBFBD><EFBFBD>
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for(led_i=0; led_i<LED_NUM; led_i++)
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{
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//<2F><><EFBFBD><EFBFBD>д<EFBFBD><D0B4>ÿ<EFBFBD><C3BF><EFBFBD>Ƶ<EFBFBD>24bitʱ<74><CAB1>
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for(color_i=0;color_i<GRB;color_i++)
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{
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if(gLedBuffer[led_i][color_i] != 0) //д<><D0B4>
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{
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WS_Write_1();
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}
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else //д<><D0B4>
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{
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WS_Write_0();
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}
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}
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}
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WS_DIN_Clear();
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delay_us(300); //ʵ<><CAB5>֤<EFBFBD><D6A4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>20us<75><73><EFBFBD><EFBFBD>
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}
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/*---------------------------------------------------------------*/
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//WS<57><53><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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static void WS_DIN_Clear(void)
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{
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GPIO_Set_Output(U32BIT(WS_DIN_PIN));
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GPIO_Pin_Clear(U32BIT(WS_DIN_PIN));
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}
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/*---------------------------------------------------------------*/
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//дbit_0
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static void WS_Write_0(void)
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{
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WS_DIN_HIGH;
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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WS_DIN_LOW;
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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}
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/*---------------------------------------------------------------*/
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//дbit_1
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static void WS_Write_1(void)
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{
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WS_DIN_HIGH;
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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WS_DIN_LOW;
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__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
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}
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/*---------------------------------------------------------------*/
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