Quectel EG915U-EU Manual page 19

Turn On/Off
Pin Name Pin No.
PWRKEY 15
RESET_N 17
PSM_EINT* 96
Indication Interface
Pin Name Pin No.
STATUS 20
NET_STATUS 21
PSM_IND* 1
USB Interface
Pin Name Pin No.
USB_VBUS 8
USB_DP 9
USB_DM 10
EG915U-EU_Hardware_Design
I/O Description
DI Turn on/off the module
DI Reset the module
External interrupt pin;
DI Wake up the module
from PSM
I/O Description
Indicate the module's
DO
operation status
Indicate the module's
DO
network activity status
Indicate the module's
DO
power saving mode
I/O Description
AI USB connection detect
AIO USB differential data (+)
AIO USB differential data (-)
LTE Standard Module Series
when in use.
If unused, keep it
open.
DC
Comment
Characteristics
VBAT power
domain.
VBAT power
V max = 0.5 V
IL
domain.
If unused, keep it
open.
If unused, keep it
open.
DC
Comment
Characteristics
1.8 V power
V min = 1.35 V domain.
OH
V max = 0.45 V If unused, keep
OL
it open
1.8 V power
V min = 1.35 V domain.
OH
V max = 0.45 V If unused, keep it
OL
open.
DC
Comment
Characteristics
Vmax = 5.25 V Typical: 5.0 V
Vmin = 3.5 V If unused, keep it
Vnom = 5.0 V open.
USB 2.0
compliant.
Require
differential
impedance of 90
Ω.
If unused, keep it
open.
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