139 lines
3.4 KiB
C
139 lines
3.4 KiB
C
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#define get_array_length(x) sizeof(x)/sizeof(x[0])
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#include <string.h>
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#include "main.h"
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#define TOTAL_LED_NUM 8
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// length of reset(RET) pattern
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#define RET_PATTERN_LENGTH 80
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// 30 and 60 depends on the main clock
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// 72Mhz / (prescale=0)(arr=89)
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#define BIT0 30
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#define BIT1 60
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// RUN CONFIGURATION
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#define COLOR_CHANGE_TIME_MS 1000
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int helloworld = 0;
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uint8_t test_RGB_1[3] = {0,1,2};
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uint16_t RET_PATTERN[RET_PATTERN_LENGTH] = {0};
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int test_pattern_total_length = RET_PATTERN_LENGTH+(24*TOTAL_LED_NUM);
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uint16_t black_testbit[24]={
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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};
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uint16_t r_testbit[24]={
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT1,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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};
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uint16_t white_testbit[24]={
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT1,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT1,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT1,
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};
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uint16_t g_testbit[24]={
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT1,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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};
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uint16_t b_testbit[24]={
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0,
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BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT0, BIT1,
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};
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int hellofunc(void){
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return 1;
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}
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void hellomemcpy(uint16_t * test_pattern){
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memcpy(test_pattern, RET_PATTERN, sizeof(RET_PATTERN));
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memcpy(test_pattern+RET_PATTERN_LENGTH, r_testbit, sizeof(r_testbit));
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}
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void flatten_array(uint8_t (*p)[8], int num_row, uint8_t *output_array){
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for(int i=0; i < num_row; i+=1){
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for(int j=0; j<8;j+=1){
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int pos = i*8+j;
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output_array[pos] = p[i][j];
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}
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}
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}
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void convert_channel_to_binary(int color_value, uint8_t* output_array)
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{
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int j =0;
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for(int i = 128U; i >0; i = i >> 1){
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if (color_value >= i){
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output_array[j]=1;
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color_value -= i;
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}else{
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output_array[j]=0;
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}
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j+=1;
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}
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}
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void convert_binary_to_delay(uint8_t * binary_array, uint8_t * delay_array, uint8_t get_array_length, uint8_t delay1, uint8_t delay0)
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{
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// uint8_t test_value = 0;
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// uint8_t * pdelay1 = &test_value;
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// uint8_t * pdelay0 = &test_value;
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for (int i =0;i<get_array_length; i+=1)
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{
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// memcpy(delay_array+i, binary_array[i]==1?pdelay1:pdelay0,sizeof(uint8_t));
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if (binary_array[i]==1){
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delay_array[i] = delay1;
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}else{
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delay_array[i] = delay0;
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}
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}
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}
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void convert_RGB_to_ws2812_duty(uint8_t* input_RGB_int, uint8_t (*output_RGB_binary)[8],int no_of_channel, int no_of_bit){
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uint8_t temp_array[8]={0};
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for(int i=0; i < no_of_channel; i+=1){
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convert_channel_to_binary(input_RGB_int[i], temp_array);
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// output_RGB_binary[i] => solved as 1-dimensional array
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convert_binary_to_delay(temp_array, output_RGB_binary[i], get_array_length(temp_array), BIT1, BIT0);
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}
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}
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void get_RGB_ws2812_duty_array(uint8_t * RGB, uint8_t * array_duty){
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for (int i=0; i<3;i+=1){
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uint8_t binary_array[3][8];
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convert_RGB_to_ws2812_duty(RGB+i,binary_array,3 , 8);
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flatten_array(binary_array,3,array_duty);
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}
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}
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