Test; Wifi/Bt Test - Advantech ROM-5720 User Manual

Record and playback
# arecord -t wav -c 1 -r 44100 -d 5 /tmp/mic.wav
# aplay /tmp/mic.wav
4.1.3 4G Test
Test 3G/4G (Quectel EC-25-AU USB Signal)
Step1 Connect the PCIe card (9680015491) to Mini-PCIe Slot
Step2 Execute the pppd to connect the network.
# pppd connect 'chat -v -s -t 10 "" "AT" "" "ATDT*99#" "CONNECT" ""' user
username password password /dev/ttyUSB2 460800 nodetach crtscts debug use-
peerdns defaultroute &
4.1.4

WIFI/BT Test

Test Wifi card (EWM-W163M201E PCIe signal)
# killall wpa_supplicant
# ifconfig wlan0 up
# wpa_passphrase
# wpa_supplicant -BDwext -iwlan0 -c/tmp/wpa.conf
# udhcpc -b -i wlan0
Ping network
ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=54 time=2.10 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=54 time=2.10 ms
"SSID" "PASSWORD" > /tmp/wpa.conf
19 ROM-5720 User Manual