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Appendix
97
SA0143: RJ45-F to DB25-F (Black Connector) DTE to DTE
SA0144: RJ45-F to DB25-M (Black Connector) DTE to DCE
SN0108 / SN0116 (RJ45) Pins (8) Computer (DB25)
RTS 1 <————————> 5
DTR 2 <————————> 6+8
TXD 3 <————————> 3
CTS 4 <————————> 4
GND 5 <————————> 7
RXD 6 <————————> 2
DSR 7&8 <————————> 20
Other pins not used
SN0108 / SN0116
(RJ45)
Pins (8)
Modem/Device
(DB25)
RTS 1 <————————> 4
DTR 2 <————————> 20
TXD 3 <————————> 2
CTS 4 <————————> 5
GND 5 <————————> 7
RXD 6 <————————> 3
DCD 7 <————————> 8
DSR 8 <————————> 6
Other pins not used