User`s guide

Four-Wire Multi-Drop Network Scenarios
Chapter 6 Configure MEI Settings 79
Table for Pin Outs
Pin
Number
EIA-232
Signal
Standard 10-Pin
EIA-422/485
Signal
(4/8 Wire)
Optional 8 pin
EIA-422/485
Signal
(Alt-4-Wire)
EIA-485 Signal
(2-Wire Mode)
01 RI TXD- (B)
02 DSR RxD- (B) RxD- (B) Data- (B)
03 RTS RTS+ (A) TxD+ (A)
04 CGND CGND CGND CGND
05 /TxD TxD+ (A)
06 /RxD RxD+ (A) RxD+ (A) Data+ (A)
07 SGND SGND SGND SGND
08 CTS CTS+
09 DTR RTS- (B) TxD- (B)
10 DCD CTS- (B)