92 lines
1.6 KiB
C
92 lines
1.6 KiB
C
#include <stdio.h>
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#include <unistd.h>
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#include <math.h>
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#include <stdlib.h>
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#include <string.h>
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#include "uvosled.h"
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void print_help(const char* progname)
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{
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printf("UVOS usb led test application\n");
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printf("usage: %s [OPERATION] [CHANNEL] [VALUE]\n", progname);
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printf("available operations: set on off help\n");
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}
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int main(int argc, char* argv[])
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{
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if(argc < 2 || strcmp (argv[1], "help") == 0)
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{
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print_help(argv[0]);
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return 0;
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}
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struct uvosled led;
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if(uvosled_connect(&led))
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{
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printf("Can not connect to UVOS usbled device\n");
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return -1;
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}
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if(strcmp(argv[1], "on") == 0)
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{
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if(uvosled_poweron(&led))
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printf("cant power on \n");
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}
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else if(strcmp(argv[1], "off") == 0)
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{
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uvosled_set_current(&led, 0xff , 0);
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uvosled_poweroff(&led);
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}
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else if(strcmp(argv[1], "set") == 0)
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{
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if(argc != 4)
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{
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printf("usage: %s set [CHANNEL] [VALUE]\n", argv[0]);
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uvosled_poweroff(&led);
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return 0;
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}
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uint8_t mask = 0;
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switch(argv[2][0])
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{
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case 'a':
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case 'A':
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case '1':
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mask = CHANNEL_A;
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break;
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case 'b':
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case 'B':
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case '2':
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mask = CHANNEL_B;
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break;
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case 'c':
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case 'C':
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case '3':
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mask = CHANNEL_C;
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break;
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case 'd':
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case 'D':
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case '4':
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mask = CHANNEL_D;
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break;
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default:
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printf("A channel must be selected out of A, B, C or D\n");
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}
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if(mask)
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{
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char* end;
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float value = strtof(argv[3], &end);
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if(isnan(value) || value < 0 || value > 1.0f)
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printf("A channel value between 0 and 1.0 must be supplied\n");
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else if(uvosled_set_current(&led, mask, value))
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printf("Failed to set current\n");
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}
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}
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uvosled_disconnect(&led);
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return 0;
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}
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