Geniatech RZ-G2L-OSM User manual

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
1
RZ-G2L-OSM
yocto User's Manual

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
2
REVISION HISTORY
Date
Version number
Reason for change
Modifiers
Remarks
2022-11-03
1.0
Create Document
wj

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
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Content
1. RZG2L-OSM Operating System .........................................................................................................................................4
2. Linux System Installation ................................................................................................................................................... 4
3. Function Description ...........................................................................................................................................................4
3.1 Hardware interface schematic ...................................................................................................................................4
3.2 WIFI Connection ...................................................................................................................................................... 6
3.3 Ethernet ...................................................................................................................................................................11
3.4 TF card ....................................................................................................................................................................11
3.5 MIPI Screen & Touch .............................................................................................................................................13

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
4
1. RZG2L-OSM Operating System
RZG2L-OSM is currently supported by Linux
2. Linux System Installation
Installation steps are described in the <RZG2L-OSM_yocto> burn-in instructions document>.
3. Function Description
3.1 Hardware interface schematic

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
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3.1.1 Test preparation:
（1）Serial cable*1, connect to the serial port (J11), open the serial debugging software to select COM port and baud
rate 115200
Pin NO
Definition
1
UART_RX2
2
GND
3
UART_TX2
4
NC

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
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（2）After power on and boot up is complete, enter root to log in
3.2 WIFI Connection
3.2.1 Test preparation: two WiFi antennas, connected as shown

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
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3.2.2 To connect to the environment without encrypted WiFi, enter the following command
(1) ifconfig mlan0 up Turn on the WiFi node, and then enter ifconfig to see if the node is on

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
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(2) vi /etc/wpa_supplicant.conf Enter and press ito enter edit mode and change the configuration to the following
network={
ssid="TP-LINK_5G_20EE" (this is set to the WiFi name in the environment)
key_mgmt=NONE
}
（3）When finished editing, press esc, then type :wq and enter to save the configuration
（4）Input wpa_supplicant -B -c /etc/wpa_supplicant.conf -imlan0 -Dnl80211,wext command
（5）Then enter the udhcpc -i mlan0 command to dial the number
（6）Type ifconfig to see if mlan0 gets IP, if it has IP, it is successfully connected.

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
9
3.2.3 Encrypted WiFi in the connected environment
(1) ifconfig mlan0 up Enter this command to turn on the WiFi node
(2) vi /etc/wpa_supplicant.conf enter the configuration and press ito enter edit mode. Set the following
network={
ssid="111" (the name of the encrypted WiFi in the environment)
key_mgmt=WPA-PSK
psk="12345678" (WiFi password)
}

Room 02-04, 10/F, Block A, Building 8, Shenzhen International Innovation Valley, Dashi Road,
Nanshan District, Shenzhen, Guangdong, China
Emai: [e-mail] Tel: (+ 86) 755 86028588
10
（3）Press esc to exit editing, type :wq and enter to save
（4）input wpa_supplicant -B -c /etc/wpa_supplicant.conf -imlan0 -Dnl80211,wext command
（5）Then enter the udhcpc -i mlan0 command to dial the number
（6）Enter ifconfig to see if mlan0 gets an IP, and if it has an IP, it is successfully connected