readusb.c

#include <stdio.h>
#include <stdlib.h>
#include "hidapi.h"

#define MAX_STR 255

int main(int argc, char* argv[])
{
    int res;
    unsigned char buf[65];
    hid_device *handle;
    int i;
    res = hid_init();
    
    for (int i = 0; i < sizeof(buf)/sizeof(buf[0]); i++) buf[i] = 0;
    
    // Write the vendor ID and the product id here
    handle = hid_open(0x1b1c, 0x1b27, NULL);
    
    /*
     Doesn't seem to do anything on void
     buf[0] = 0xcb;
    buf[1] = 0x01;
    buf[2] = 0x01;
    buf[3] = 0x15;
    
    for (int i = 0; i < 3; i++)
        res = hid_write(handle, buf, 20);*/
    
    printf("Waiting for read\n");
    
    res = hid_read(handle, buf, 32);
    
    // Print out the returned buffer.
    for (i = 0; i < 32; i++)
        printf("buf[%d]: %d\n", i, buf[i]);
    
    // Finalize the hidapi library
    res = hid_exit();
    
    return 0;
}