Figure 10: rj-45 connector plug, Table 10: rj-45 pinouts, rj-45 connector plug, Appendix c: rs-422/485 line interface – Connect Tech Blue Heat/PCI PCI Serial Communications User Manual
Page 30: R to, Appendix c, Rs-422/485 line interface, Figure 10, Table 10
Blue Heat/PCI User’s Manual, Connect Tech Inc.
Revision 0.11
30
Figure 10: RJ-45 Connector Plug
1
2
3
4
8
7
5
6
Table 10: RJ-45 pinouts, RJ-45 connector plug
Pin
No.
RS-232
Signal
Direction
RS-422/485
Signal
Direction
20mA
Direction
1 RI
input
CTS
(+)
input
RxD
Source
input
2
DSR
input
CTS (-)
input
RxD Return
input
3
RTS
output
RTS (-)
output
TxD (-)
output
4
SG
signal gnd.
FG
frame gnd. FG
frame gnd.
5
TxD
output
TxD (-)
output
TxD Source
output
6
RxD
input
TxD (+)
output
TxD (+)
output
7 Gnd ground Gnd
ground Sig.
Gnd. signal
gnd.
8 CTS input
RTS
(+)
output RxD(+)
input
9
DTR
output RxD
(-) input TxD
Return
output
10
DCD
input
RxD (+)
input
RxD (-)
input
RJ-45 Connector
1
10