Power-On/Off (Power_On_Off) Pin - Huawei MU609 Hardware Manual

HUAWEI MU609 HSPA LGA Module
Hardware Guide
Pin
Pin Name
No.
N_OFF
100 RESIN_N
WAKEUP_I
11
N
WAKEUP_
71
OUT
SLEEP_ST
15
ATUS
101 LED_MODE

3.4.2 Power-on/off (POWER_ON_OFF) Pin

The MU609 module can be controlled to power on/off by the POWER_ON_OFF pin.
Table 3-4 Two states of POWER_ON_OFF
Item.
1
2
Issue 04 (2016-12-12)
Pad
Description
Type
power-off
I Pin for resetting the system
H: Sleep mode is disabled
I
L: Sleep mode is enabled
(default value)
Module to wake up the host.
H: Wake up the host, the module
hold 1s high-level-voltage pulse
O and then output
low-level-voltage.
L: Do not wake up the host
(default value).
Indicates sleep status of MU609
O H: MU609 is in wakeup state.
L: MU609 is in sleep state.
I Mode indicator
Current sink
Drive strength: 10 mA
Pin state
Low (when MU609 is
in power off state.)
Low (when MU609 is
in power on state.)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter
V
IL
V
IH
V
IL
V
IH
V
IL
V
OH
V
OL
V
OH
V
OL
-
Description
MU609 is powered on.
POWER_ON_OFF pin should be pulled down
for 0.5s to 1.0s.
MU609 is powered off.
POWER_ON_OFF pin should be pulled down
for 3.0s to 5.0s.
Min. Typ. Max.
(V) (V) (V)
–0.3
- 0.5
1.2 1.8 2.1
–0.3
- 0.5
1.2 1.8 2.1
–0.3
- 0.5
1.35 - 1.8
0 - 0.45
1.35 - 1.8
0 - 0.45
- - -
26