hackrf_ctrl_msg
ret = hackrf_ctrl_msg(dev, CMD_BOARD_ID_READ, 0, 0, &u8tmp, 1);
ret = hackrf_ctrl_msg(dev, CMD_VERSION_STRING_READ, 0, 0,
ret = hackrf_ctrl_msg(dev, CMD_SAMPLE_RATE_SET, 0, 0, buf, 8);
ret = hackrf_ctrl_msg(dev, CMD_BASEBAND_FILTER_BANDWIDTH_SET,
ret = hackrf_ctrl_msg(dev, CMD_SET_FREQ, 0, 0, buf, 8);
ret = hackrf_ctrl_msg(dev, CMD_AMP_ENABLE, u8tmp, 0, NULL, 0);
ret = hackrf_ctrl_msg(dev, CMD_AMP_ENABLE, u8tmp, 0, NULL, 0);
ret = hackrf_ctrl_msg(dev, CMD_SET_LNA_GAIN, 0,
ret = hackrf_ctrl_msg(dev, CMD_SET_VGA_GAIN, 0,
ret = hackrf_ctrl_msg(dev, CMD_SET_TXVGA_GAIN, 0,
ret = hackrf_ctrl_msg(dev, CMD_SET_TRANSCEIVER_MODE, mode, 0, NULL, 0);
hackrf_ctrl_msg(dev, CMD_SET_TRANSCEIVER_MODE, 0, 0, NULL, 0);