iBattery 3.0
User Manual
2 Overview
Issue 07 (2019-12-30)
Copyright © Huawei Technologies Co., Ltd.
9
Table 2-6
HALL current monitoring port pin definitions
Pin
Definition
Description
1
+12 V
Detect the charge and discharge currents of four battery
strings or eight battery routes.
2
–12 V
3
AI
4
GND
BCB Port
Figure 2-7
BCB port pins
Table 2-7
BCB_1–BCB_4 port pin definitions
Pin Definition Signal
Description
Status
Description
Initial Status
Remarks
1
OL
Monitors
whether the
BCB box is
connected
Grounded:
BCB
connected.
Disconnect
ed: BCB
not
connected.
Disconnected
The four
BCBs can
separately
manage
tripping of
four battery
routes.
2
STA
Monitors the
battery circuit
breaker
Grounded:
The battery
circuit
breaker is
ON.
Disconnect
ed: The
battery
circuit
breaker is
OFF.
Disconnected
3
DRV
Controls battery
circuit breaker
trip and outputs
0 V: There
is no
driving
0 V