Huawei ME909u-523 Hardware Manual page 26

HUAWEI ME909u-523 LTE LGA Module
Hardware Guide
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Table 3-3 lists the pins on the signal control interface.
Table 3-3 Definitions of the pins on the signal control interface
PIN Pin Name
No.
POWER_ON
81
_OFF
100 RESIN_N
11 WAKEUP_IN
WAKEUP_O
71
UT
SLEEP_STA
15
TUS
101 LED_MODE
Issue 01 (2014-05-24)
System reset (RESIN_N) pin
WAKEUP_IN Signal (WAKEUP_IN) pin
WAKEUP_OUT Signal (WAKEUP_OUT) pin
SLEEP_STATUS Signal (SLEEP_STATUS) pin
LED control signal (LED_MODE) pin
Pad Description
Type
Pin for controlling
power-on and
I
power-off, pulled up in
module.
Pin for resetting the
I system, pulled up in
module.
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
O high-level-voltage
pulse and then output
low-level-voltage.
L: Do not wake up the
host (default value).
Indicates sleep status
of ME909u-523
module.
O H: ME909u-523 is in
wakeup state.
L: ME909u-523 is in
sleep state.
Mode indicator
Current sink
O
Drive strength: 10 mA
Under development.
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Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter Min. (V)
- -
- -
V 1.17
IH
–0.3
V
IL
V 1.35
OH
V 0
OL
V 1.35
OH
V 0
OL
- -
Typ. (V) Max.
(V)
1.8 -
1.8 -
1.8 2.1
- 0.63
1.8 1.8
- 0.45
1.8 1.8
- 0.45
- -
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