#include <stdio.h>
#include "/home/jeblack3/libusblinux300/ownet.h"

int main (int argc, char *argv[]) {
    char portname[9] = "DS2490-1";
    unsigned char buf[64];
    int i, portnum, byte;

    if (argc != 2) {
        printf ("Expected:  write-byte byte(hex)\n");
        return 0;
    }

    byte = 0;
    for (i = 0; i < 2 && argv[1][i] != '\0'; i++) {
        byte <<= 4;
        byte += argv[1][i];
        if ('0' <= argv[1][i] && argv[1][i] <= '9')
            byte -= '0';
        if ('A' <= argv[1][i] && argv[1][i] <= 'F')
            byte -= 'A' - 10;
        if ('a' <= argv[1][i] && argv[1][i] <= 'f')
            byte -= 'a' - 10;
    }

    for (i = 0; i < 64; i++) {
        buf[i] = (unsigned char) (byte & 0xff);
    }

    portnum = owAcquireEx (portname);

    if (portnum < 0) {
        printf ("Adapter not found\n");
        return 0;
    }

    while (1) {
        owBlock (portnum, FALSE, buf, 64);
    }
}