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HUAWEI ME909 Series Mini PCIe Module
Hardware Guide
3.4 Power Supply Time Sequence
Power on sequence
Do not toggle RESIN_N pin during the power on sequence. Pulling RESIN_N pin low
will extend time for module startup.
Figure 3-2 Power on timing sequence
Parameter
T
PD+
Power off Sequence
Cutting off 3.3 V will power off the module.
Figure 3-3 Power off timing sequence
Issue 0.1 (2013-06-09)
Remarks
Power Valid to USB
D+ high
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Time (Nominal value)
14
Unit
s
15
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