Port Pin Signal Remarks
8 ALM_IN3 Channel 3 alarm digital parameter
signals
Table 3-15 Pin assignment of the ALARM IN/OUT port
Port
Pin Signal Remarks
1 ALM_RTN Alarm digital parameter RTN
2 ALM_IN4 Channel 4 alarm digital parameter
signals
3 ALM_RTN Alarm digital parameter RTN
4 ALM_IN5 Channel 5 alarm digital parameter
signals
5 ALM_RTN Alarm digital parameter RTN
6 ALM_IN6 Channel 6 alarm digital parameter
signals
7 ALM_RTN Alarm digital parameter RTN
8 ALM_OU
T
Alarm signal control output
Table 3-16 Pin assignment of the BITS/TOD
Port
Pin Signal Remarks
1 BITS_IN_
B
Input B of channel BITS clock
signals
2 BITS_IN_
A
Input A of channel BITS clock
signals
3 PPS_IN/
OUT-
Input or output negative polarity
of PPS time signals
4 BITS_OU
T_B
Output B of the BITS clock
signals
5 BITS_OU
T_A
Output A of the BITS clock
signals
6 PPS_IN/O
UT+
Input or output positive polarity
of PPS time signals
7 TOD_IN/
OUT-
Input or output negative polarity
of TOD time signals
SmartAX MA5600T/MA5603T/MA5608T Multi-service
Access Module
Hardware Description
3 Board
Issue 24 (2018-07-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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