Quectel EC25-AUX

LTE Standard Module Series
EC25 Hardware Design
EC25_Hardware_Design 33 / 130
SDC1_
DATA3
129 IO
WLAN SDIO data
bus D3
V
OL
max=0.45V
V
OH
min=1.35V
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it
open.
SDC1_
DATA2
130 IO
WLAN SDIO data
bus D2
V
OL
max=0.45V
V
OH
min=1.35V
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it
open.
SDC1_
DATA1
131 IO
WLAN SDIO data
bus D1
V
OL
max=0.45V
V
OH
min=1.35V
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it
open.
SDC1_
DATA0
132 IO
WLAN SDIO data
bus D0
V
OL
max=0.45V
V
OH
min=1.35V
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it
open.
SDC1_CLK 133 DO
WLAN SDIO bus
clock
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it
open.
SDC1_CMD 134 DO
WLAN SDIO bus
command
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it
open.
PM_ENABLE 127 DO WLAN power control
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
If unused, keep it
open.
WAKE_ON_
WIRELESS
135 DI
Wake up the host
(EC25 module) by
FC20 module
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
Active low.
If unused, keep it
open.
WLAN_EN 136 DO
WLAN function
control via FC20
module
V
OL
max=0.45V
V
OH
min=1.35V
1.8V power domain.
Active high.
Cannot be pulled up
before startup.
If unused, keep it
open.