Quectel EC200T Series

LTE Standard Module Series
EC200T Series Hardware Design
EC200T_Series_Hardware_Design 27 / 90
WLAN_PWR_
EN
127 DO
WLAN power supply
enable control
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
WLAN_SDIO_
DATA3
129 IO
WLAN SDIO data bit
3
V
OL
max = 0.45 V
V
OH
min = 1.35 V
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
WLAN_SDIO_
DATA2
130 IO
WLAN SDIO data bit
2
V
OL
max = 0.45 V
V
OH
min = 1.35 V
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
WLAN_SDIO_
DATA1
131 IO
WLAN SDIO data bit
1
V
OL
max = 0.45 V
V
OH
min = 1.35 V
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
WLAN_SDIO_
DATA0
132 IO
WLAN SDIO data bit
0
V
OL
max = 0.45 V
V
OH
min = 1.35 V
V
IL
min = -0.3 V
V
IL
max = 0.6 V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
1.8 V power domain.
If unused, keep it
open.
WLAN_SDIO_
CLK
133 DO WLAN SDIO clock
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
WLAN_SDIO_
CMD
134 DO
WLAN SDIO
command
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.
WLAN_WAKE 135 DI
Wake up the host
(module)
V
IL
min = -0.3 V
V
IL
max = 0.6V
V
IH
min = 1.2 V
V
IH
max = 2.0 V
Wake up the host
(module) by an
external Wi-Fi
module.
1.8 V power domain.
If unused, keep it
open.
WLAN_EN 136 DO
WLAN function
enable control
V
OL
max = 0.45 V
V
OH
min = 1.35 V
1.8 V power domain.
If unused, keep it
open.