33
S
CANNER
AND
C
ABLE
T
ERMINATIONS
Figure 25.
MS3780-
11
RS485
MS3780-
9
OCIA
Pin Function
Pin Function
1 Ground
1 Ground
2
RS232 Transmit Output
2
RS232 Transmit Output
3
RS232 Receive Input
3
RS232 Receive Input
4 RTS
Output
4 RDATA
5
CTS Input
5
RDATA Return
6 DTR
Input
6 Clock
In
7 IBM
B-Transmit
7 Clock
Out
8
IBM A+ Receive
8
Clock in Return/
Clock out Rtrn
9 +5VDC
9 +5VDC
10 Shield
Ground
10 Shield
Ground
MS3780-
120
USB and RS232 with EAS
Pin Function
1 Ground
2
RS232 Transmit Output
3
RS232 Receive Input
4 EAS
-
5 EAS
+
6 USB
D+
7 USB
+V
8 USB
D-
9 +5VDC
10 Shield
Ground
Applicable for IBM® Host applications.