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Chapter 2: Jumpers and Connectors
RS232 Connector (CN22, CN23)
A. Connector size: 2 x 5 = 10-pin header, (2.0mm pitch)
B. Connector location:
RS232 Connector (CN21)
A. Connector size: 2 x 5 = 10-pin header, (2.0mm pitch)
B. Connector location:
Pin
Definition
Pin
Definition
1
DCD1
2
RXD1
3
TXD1
4
DTR1
5
GND
6
DSR1
7
RTS1
8
CTS1
9
RI1
10
NC
Pin
Definition
Pin
Definition
1
TX6
2
RX6
3
TX7
4
RX7
5
GND
6
TX8
7
RX8
8
TX9
9
RX9
10
NC
Connector pin definition
Connector pin definition