67 lines
1.2 KiB
C
67 lines
1.2 KiB
C
#include "b6x.h"
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#include "drvs.h"
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#include "dbg.h"
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#include "app_ws2812.h"
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#include "sys_config.h"
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#define OUT_GRB_WS2812_DIN RGB_DATA_IO
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uint32_t ___WS2812_DIN___ =1<< OUT_GRB_WS2812_DIN;
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//0x02 = 1<<PA01
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#define WS2812_DIN_H GPIO_DAT_SET(___WS2812_DIN___)
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#define WS2812_DIN_L GPIO_DAT_CLR(___WS2812_DIN___)
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BLE_GRB_Data_t WS2812_GRBs={
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.len=64,
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.GRBs=0x00,
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};
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void GRB_WS2812_Init(void)
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{
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// gpio_dir_output(OUT_GRB_WS2812_DIN,OE_HIGH);
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// gpio_dir_input(OUT_GRB_WS2812_DIN,IE_UP);
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// gpio_put_hi(OUT_GRB_WS2812_DIN);
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GPIO_DIR_SET(___WS2812_DIN___);
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WS2812_DIN_L;
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}
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void GRB_WS2812_Reset(void)
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{
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WS2812_DIN_L;
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bootDelayUs(80);
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WS2812_DIN_L;
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}
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__attribute__((section("ram_func.fshc.")))
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void GRB_WS2812_Write_24Bits(uint32_t GRB888)
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{
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uint32_t i;
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for(i=0x800000;i!=0;i>>=1){
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WS2812_DIN_H;
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if(GRB888 & i ){
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WS2812_DIN_H;WS2812_DIN_H;//880
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WS2812_DIN_H;WS2812_DIN_H;
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}
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else{
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WS2812_DIN_L;WS2812_DIN_L;//880
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WS2812_DIN_L;WS2812_DIN_L;
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}
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WS2812_DIN_L;
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}
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}
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void GRB_WS2812_Write_GRBs(uint8_t len, uint32_t *GRB888)
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{
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GRB_WS2812_Reset();
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while(len--)GRB_WS2812_Write_24Bits(*GRB888++);
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}
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void GRB_WS2812_Write_color(uint8_t len, uint32_t GRB888)
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{
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GRB_WS2812_Reset();
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while(len--)GRB_WS2812_Write_24Bits(GRB888);
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}
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