Part 3 Technical Manual Of Daughter Board
41
CLOSE
CLOSE
RS422
OPEN
CLOSE
RS485
JCOM1/JCOM2/JCOM3/JCOM4 (5-6)
SLEW RATE
MODE
5-6 (CLOSE)
5-6 (OPEN)
250 Kbps
1M bps
RS232
250 Kbps
10 Mbps
RS485/RS422
Connector Pin Definition
COM1/2/3/4
:
━
RS232
Pin No.
Pin Definition
Pin No.
Pin Definition
1
DCD#
6
DSR#
2
SIN
7
RTS#
3
SOUT
8
CTS#
4
DTR#
9
RI#/+12V/+5V
5
GND
━
RS422
Pin No.
Pin Definition
Pin No.
Pin Definition
1
TX-(B)
6
NC
2
TX+ (A)
7
NC
3
RX+ (A)
8
NC
4
RX- (B)
9
NC
5
GND
━
RS485
Pin No.
Pin Definition
Pin No.
Pin Definition
1
D- (B)
6
NC
2
D+ (A)
7
NC
3
NC
8
NC
4
NC
9
NC
5
GND