Huawei ETP4830-A1 User Manual page 29

ETP4830-A1 Embedded Power
User Manual
Figure 3-11 Communications port
Table 3-15
Table 3-15 Pins in the RS485/RS232 port
Pin
1
2
4
5
3
7
6
8
Issue 10 (2017-08-08)
describes the pins in the COM port and RS485/RS232 port.
Signal
TX+
TX-
RX+
RX-
RX232
TX232
PGND
Reserved
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
3 Components
Description
Sends data over RS485.
Receives data over RS485.
Receives data over RS232.
Sends data over RS232.
Protective grounding.
N/A
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