COMMELL HE-772 - Manual (Page 30)

HE-772 User’s Manual
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Connector: CN_COM5/6
Type: 20-pin (10 x 2) 1.27mm x 2.54mm-pitch header for COM5/6
Pin Description Pin Description
1 HS_DCD3- 11 HS DCD4-
2 HS_RXD3 12 HS RXD4
3 HS_TXD3 13 HS TXD4
4 HS_DTR4- 14 HS DTR4-
5 Ground 15 Ground
6 HS_DSR3- 16 HS DSR4-
7 HS_RTS3- 17 HS RTS4-
8 HS_CTS3- 18 HS DSR4-
9 HS RI3- 19 HS RI4-
10 NC 20 NC
Jumper: JCSEL1,JCSEL2
Type: 12-pin (6 x 2) & 8-pin (4 x 2) for set COM2 mode jumper
Default: RS232
Function JCSEL2 JCSEL1
IrDA
RS-422
RS-485
RS-232