Figure 2.2 M.2 Connector - Advantech RSB-4221 User Manual

69
71
73
75
2.2.2.3 UART0 debug port (COM0)
RSB-4221 can communicate with a host server (Windows or Linux) by using stan-
dard DB9.
Pin
1
2
3
4
5
6
7
8
9
GND
NC
NC
GND

Figure 2.2 M.2 CONNECTOR

Description
NC
COM0_RX
COM0_TX
NC
GND
NC
NC
NC
NC
11
70 NC
72 GND
74 GND
RSB-4221 User Manual