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led_control.cpp 564 octets
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  • Damien Wiame's avatar
    Damien Wiame a validé
    #include <stdio.h>
    #include <stdlib.h>
    #include <unistd.h>
    #include <iostream>
    #include <string.h>
    
    #include <wiringPi.h>
    #include <wiringPiSPI.h>
    
    using namespace std;
    
    unsigned char rawData[4];
    const int len = 32;
    
    int main(int argc, char const *argv[])
    {   
       
        if (wiringPiSetup() == -1) {
            printf("WiringPiSetup failed\n");
            exit(EXIT_FAILURE);
        }
    
        memset(rawData,0x00000007,4);
        
        int fd = wiringPiSPISetup(0, 500000);
        int result = wiringPiSPIDataRW(0, rawData, len);
    
        printf("speed: %d \n", *rawData);
    
        return 0;
    }