Radio test subcommands
wifi_radio_test is the Wi-Fi® radio test command and it supports the following subcommands.
Wi-Fi radio test subcommands
Subcommand |
Argument |
Default value |
Type |
Description |
|---|---|---|---|---|
set_defaults |
N/A |
N/A |
Configuration |
Reset all configuration parameters to their default values. |
phy_calib_rxdc |
0 - Disable
1 - Enable
|
1 |
Configuration |
Enable/Disable RX DC calibration. |
phy_calib_txdc |
0 - Disable
1 - Enable
|
1 |
Configuration |
Enable/Disable TX DC calibration. |
phy_calib_txpow |
0 - Disable
1 - Enable
|
0 |
Configuration |
Enable/Disable TX power calibration. |
phy_calib_rxiq |
0 - Disable
1 - Enable
|
1 |
Configuration |
Enable/Disable RX IQ calibration. |
phy_calib_txiq |
0 - Disable
1 - Enable
|
1 |
Configuration |
Enable/Disable TX IQ calibration. |
he_ltf |
0 - 1x HE LTF
1 - 2x HE LTF
2 - 4x HE LTF
|
2 |
Configuration |
Configure HE long training field (LTF) value while transmitting the packet. |
he_gi |
0 - 0.8 µs
1 - 1.6 µs
2 - 3.2 µs
|
2 |
Configuration |
Configure HE guard interval (GI) while transmitting the packet. |
tx_pkt_tput_mode |
0 - Legacy
1 - HT mode
2 - VHT mode
3 - HE (SU) mode
4 - HE (ERSU) mode
5 - HE (TB) mode
|
0 |
Configuration |
Throughput mode to be used for transmitting the packet. |
tx_pkt_sgi |
0 - Disable
1 - Enable
|
0 |
Configuration |
Enable/Disable Short guard interval (GI) while transmitting the packet. |
tx_pkt_preamble |
0 - Long Preamble
1 - Short Preamble
2 - Mixed Preamble
|
0 |
Configuration |
Type of preamble to be used for each packet. Short/Long Preamble are applicable only when tx_pkt_tput_mode is set to Legacy and Mixed Preamble is applicable only when tx_pkt_tput_mode is set to HT/VHT. |
tx_pkt_mcs |
-1 - Not being used
<val> - MCS index to be used
|
0 |
Configuration |
MCS index at which TX packet will be transmitted. Mutually exclusive with tx_pkt_rate. |
tx_pkt_rate |
-1 - Not being used
<val> - Legacy rate to be used (1, 2, 5.5, 11, 6, 9, 12, 18, 24, 36, 48, 54)
|
6 |
Configuration |
Legacy rate at which packets will be transmitted. Mutually exclusive with tx_pkt_mcs. |
tx_pkt_gap |
<val> - (Min: 0, Max: 200000) |
0 |
Configuration |
Interval between TX packets in microseconds. |
tx_pkt_num |
-1 - Transmit infinite packets
<val> - Number of packets to transmit
|
-1 |
Configuration |
Number of packets to transmit before stopping. |
tx_pkt_len |
<val> - Desired packet length |
1400 |
Configuration |
Packet data length to be used for the TX stream. |
tx_power |
<val> - Transmit power in dBm (Min: 0, Max: 24) |
0 |
Configuration |
Transmit power for frame transmission. |
ru_tone |
<val> - Desired resource unit (RU) size (26, 52, 106 or 242). |
26 |
Configuration |
Configure the resource unit (RU) size. |
ru_index |
<val> - Valid values:
For 26 ru_tone: 1 to 9
For 52 ru_tone: 1 to 4
For 106 ru_tone: 1 to 2
For 242 ru_tone: 1
|
1 |
Configuration |
Configure the location of resource unit (RU) in 20 MHz spectrum. |
rx_capture_length |
<val> Number of ADC samples (Min: 0, Max: 16383)
|
0 |
Configuration |
Number of RX samples to be captured. |
rx_capture_timeout |
<val> Timeout period in seconds (Min: 0, Max: 600)
|
0 |
Configuration |
Duration of packet detection. If no packets are detected, the command will timeout. |
rx_lna_gain |
0 = 24 dB
1 = 18 dB
2 = 12 dB
3 = 0 dB
4 = -12 dB
|
0 |
Configuration |
LNA gain to be configured. |
rx_bb_gain |
<val>
5 bit value. Supports 64 dB range in steps of 2 dB
|
0 |
Configuration |
Baseband gain to be configured. |
tx_tone_freq |
<val> (Min: -10, Max: 10)
|
0 |
Configuration |
Transmit tone frequency in the range of -10 MHz to 10 MHz. |
dpd |
0 - DPD bypass
1 - Enable DPD
|
0 |
Configuration |
Enable or bypass DPD. |
set_xo_val |
<val> - XO value (Min:0, Max: 127)
|
42 or value programmed in OTP |
Configuration |
Set XO value. |
show_config |
N/A |
N/A |
Configuration |
Display the current configuration values. |
init |
<val> - Primary channel number |
1 |
Action |
Initialize the radio to a default state with the configured channel. This will also reset all other configuration parameters to their default values. |
tx |
0 - Disable
1 - Enable
|
0 |
Action |
Enable/Disable packet transmission. Transmits configured number of packets (tx_pkt_num) of packet length (tx_pkt_len). |
rx |
0 - Disable
1 - Enable
|
0 |
Action |
Enable/Disable packet reception. |
rx_cap |
0 = ADC capture
1 = Filtered ADC capture
2 = Packet capture
|
N/A |
Action |
Capture ADC samples at 40 MHz sampling rate, capture filtered ADC samples at 20 MHz sampling rate, or capture packets at 20 MHz sampling rate after valid packet detection. |
tx_tone |
0: Disable tone
1: Enable tone
|
0 |
Action |
Enable/Disable transmit tone. |
get_temperature |
No arguments required
|
N/A |
Action |
Get temperature. |
get_rf_rssi |
No arguments required
|
N/A |
Action |
Get RF RSSI. |
compute_optimal_xo_val |
N/A |
N/A |
Action |
Compute optimal XO trim value. |
get_stats |
N/A |
N/A |
Action |
Display statistics. |
tx_pkt_cw |
<val> - Contention window value to be used (0, 3, 7, 15, 31, 63, 127, 255, 511, 1023). |
15 |
Configuration |
Contention window for transmitted packets. |
reg_domain |
<country code> - Desired country code(for example: NO, US, GB, IN). |
00 (world regulatory) |
Action |
Configure WLAN regulatory domain country code. |
bypass_reg_domain |
0: Use reg_domain
1: Do not use reg_domain
|
0 |
Configuration |
Configure WLAN to bypass current regulatory domain in TX test. |
set_ant_gain |
<val> - Antenna gain in dB (Min: 0, Max: 6) |
0 |
Configuration |
<val> is subtracted from the transmit power. |
set_edge_bo |
<val> - Edge backoff in dB (Min: 0, Max: 10) |
0 |
Configuration |
If the channel is an edge channel, the value of <val> is subtracted from the transmit power. |
Wi-Fi radio test statistics
Statistic |
Description |
|---|---|
rssi_avg |
Average RSSI value in dBm. |
ofdm_crc32_pass_cnt |
Number of OFDM frames whose CRC32 check passed. |
ofdm_crc32_fail_cnt |
Number of OFDM frames whose CRC32 check failed. |
dsss_crc32_pass_cnt |
Number of DSSS frames whose CRC32 check passed. |
dsss_crc32_fail_cnt |
Number of DSSS frames whose CRC32 check failed. |