Resin_N - Huawei MU709 Series Hardware Manual

HUAWEI MU709 Series HSPA+ LGA Module
Hardware Guide
Table 3-5 Power on timing
Parameter
T
PON
T
PD+
If the DTE needs to detect the PID/VID of module during the BIOS phase, the
detection time should exceed the T
Power-Off Time Sequence
Figure 3-5 Power off timing sequence
Table 3-6 Power off timing
Parameter
T
POFF
T
PD+

3.4.3 RESIN_N

The RESIN_N pin is used to reset the module's system. When the software stops
responding, the RESIN_N pin can be pulled down to reset the hardware.
Issue 09 (2017-12-15)
Comments
POWER_ON_OFF turn on time.
POWER_ON_OFF Valid to USB
D+ high
PD+
Comments
POWER_ON_OFF turn off time.
POWER_ON_OFF Valid to USB
D+ low
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Description of the Application Interfaces
Time (Nominal values)
> 1.0
About 7.0
time.
Time (Nominal values)
> 4.0
> 4.0
Units
s
s
Units
s
s
28