Lan Connector (Lan2); Serial Ports (Com1/2); Rs-422/485 Serial Ports (Com3/4); Table 7-19: Rj-45 Lan Connector (Lan2) Pinouts - IEI Technology DRPC-120-BTi User Manual

DRPC-120-BTi Embedded System
7.3.4 RJ-45 LAN Connector (LAN2)
PIN NO. DESCRIPTION
P2 TRD2P0
P3 TRD2N0
P4 TRD2P1
P5 TRD2N1

Table 7-19: RJ-45 LAN Connector (LAN2) Pinouts

7.3.5 RS-232 Serial Ports (COM1/2)
PIN NO. DESCRIPTION
1 DCD
2 RXD
3 TXD
4 DTR
5 GND

Table 7-20: RS-232 Serial Port (COM1/2) Pinouts

7.3.6 RS-422/485 Serial Ports (COM3/4)

PIN NO. DESCRIPTION
1
RS422TX-/RS485D-
2
RS422TX+/RS485D+
3
RS422RX+
4
RS422RX-
5 GND

Table 7-21: RS-422/485 Serial Port (COM3/4) Pinouts

PIN NO. DESCRIPTION
P6 TRD2P2
P7 TRD2N2
P8 TRD2P3
P9 TRD2N3
PIN NO. DESCRIPTION
6 DSR
7 RTS
8 CTS
9 RI
PIN NO. DESCRIPTION
6
NC
7
NC
8
NC
9
NC
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