Huawei iSitePower-M - Page 30

Communications Ports
Table 4-3 Communications port description
Port Communications
Parameter
Communications
Protocol
Function
COM-PAR Baud rate: 1 Mbit/s CAN protocol Parallel
communications
port for power
modules
COM-BAT Baud rate: 250 kbit/s CAN protocol Parallel
communications
port between
the battery
module and
power module
FE 10M/100M
autonegotiation
FE1: BIN protocol/
HTTPS protocol
FE1:
communication
port for IP
networking
FE2: TCP-Modbus
protocol
FE2: parallel
control
communications
port
NOTE
The preceding ports are protected by security mechanisms.
Table 4-4 COM-PAR pin
denitions
Pin
Signal Description
1 Synchronization
signal 1+
Parallel synchronization signal
2 Synchronization
signal 1–
3 Synchronization
signal 2+
6 Synchronization
signal 2–
4 Synchronization
signal 3+
5 Synchronization
signal 3–
iSitePower-M (MAP05A1, MAB05B1)
User Manual 4 Components
Issue 02 (2021-12-30) Copyright © Huawei Digital Power Technologies Co., Ltd. 25