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VT-SBC35-APL | User Manual 19
2.4.7
J59/J23 RS232 (7)
VT-SBC35-APL implements four serial connectors, including two RS232 connectors and two
RS232/RS422/RS485 multiplex connector.
RS232 specification: 2 x 5, 2.0mm, 5.5mm (H), Male, Vertical, Black, WDT, THR, RoHS
GUANG LIAN WEI: 1580-2XX-400-2112-RC
RS232Pinout description:
Pin
Name
Type
Description
1
DCD3
I
RS232_R1IN
2
RXD3
I
RS232_RXD1
3
TXD3
O
RS232_TXD1
4
DTR3
I
RS232_DTR3
5
GND
P
Ground
6
DSR3
I
RS232_DSR3
7
RTS3
O
RS232_D1OUT
8
CTS3
I
RS232_R4IN
9
RI3
I
RS232_R5IN
10
+V5_S
P
+5V Power
COM1
RS232
COM2
RS232
COM3
RS232/RS422/RS485
COM4
RS232/RS422/RS485
Pin 1
Pin 2