Huawei MU609 - Power-On;Off (POWER_ON_OFF) Pin

HUAWEI MU609 HSPA LGA Module
Hardware Guide
Description of the Application Interfaces
Issue 04 (2016-12-12)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
26
Pin
No.
Pin Name
Pad
Type
Description
Parameter
Min.
(V)
Typ.
(V)
Max.
(V)
N_OFF
power-off
V
IL
–0.3
-
0.5
100
RESIN_N
I
Pin for resetting the system
V
IH
1.2
1.8
2.1
V
IL
–0.3
-
0.5
11
WAKEUP_I
N
I
H: Sleep mode is disabled
L: Sleep mode is enabled
(default value)
V
IH
1.2
1.8
2.1
V
IL
–0.3
-
0.5
71
WAKEUP_
OUT
O
Module to wake up the host.
H: Wake up the host, the module
hold 1s high-level-voltage pulse
and then output
low-level-voltage.
L: Do not wake up the host
(default value).
V
OH
1.35
-
1.8
V
OL
0
-
0.45
15
SLEEP_ST
ATUS
O
Indicates sleep status of MU609
H: MU609 is in wakeup state.
L: MU609 is in sleep state.
V
OH
1.35
-
1.8
V
OL
0
-
0.45
101
LED_MODE
I
Mode indicator
Current sink
Drive strength: 10 mA
-
-
-
-
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.
Pin state
Description
1
Low (when MU609 is
in power off state.)
MU609 is powered on.
POWER_ON_OFF pin should be pulled down
for 0.5s to 1.0s.
2
Low (when MU609 is
in power on state.)
MU609 is powered off.
POWER_ON_OFF pin should be pulled down
for 3.0s to 5.0s.