HUAWEI MU709 Series HSPA+ LGA Module
Hardware Guide
Description of the Application Interfaces
Issue 09 (2017-12-15)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
26
SLEEP_STATUS signal (SLEEP_STATUS) pin
LED signal (LED_MODE) pin
Table 3-3 lists the pins on the signal control interface.
Table 3-3
Definitions of the pins on the signal control interface
Pin
No.
Pin Name
Pad
Type
Description
Parameter
Min.
(V)
Typ.
(V)
Max.
(V)
Comments
81
POWER_
ON_OFF
I
System power-on and
power-off
V
IH
1.26
1.8
2.1
V
IL
–0.3
-
0.63
100
RESIN_N
I
Reset module.
V
IH
1.26
1.8
2.1
V
IL
–0.3
-
0.63
11
WAKEUP_
IN
I
Sleep authorization
signal
H: Sleep mode is
disabled
L: Sleep mode is
enabled (default
value)
V
IH
1.26
1.8
2.1
The signal
is internally
pulled
down. The
module will
be waked
up when it
is
externally
pulled up.
V
IL
–0.3
-
0.63
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
2.1
-
V
OL
0
-
0.45
15
SLEEP_S
TATUS
O
Sleep status indicator
H: Module is in wake
state
L: Module is in sleep
state
V
OH
1.35
1.8
2.1
-
V
OL
0
-
0.45
-
101
LED_MOD
E
O
Mode indicator
Current sink
Drive strength: 10 mA
-
-
-
-
-
3.4.2 Power-on/off Pin
The MU709 module can be controlled to power on/off by the POWER_ON_OFF pin.
