readcmd
int readcmd(int, char **);
int res, readcmd, retidx;
readcmd = hwversion == 2 ? ELANTECH_REG_READ : ELANTECH_REG_RDWR;
res |= send_aux_command(kbdc, readcmd) != PSM_ACK;
int16_t addrstr[8], data16, readcmd[] = { 1, 1, 0 };
error = urtw_eprom_sendbits(sc, readcmd, URTW_READCMD_LEN);