Quectel EC200U Series Hardware Design page 29

SDIO1_CMD 33
SDIO1_VDD 34
WLAN Interface*
Pin Name Pin No.
WLAN_SLP_
118
CLK
WLAN_PWR_
127
EN
SDIO2_DATA3 129
SDIO2_DATA2 130
SDIO2_DATA1 131
SDIO2_DATA0 132
SDIO2_CLK 133
SDIO2_CMD 134
WLAN_WAKE 135
EC200U_Series_Hardware_Design
DIO SDIO command
PO SDIO power supply
I/O Description
DO WLAN sleep clock
WLAN power supply
DO
enable control
WLAN SDIO
DIO
data bit 3
WLAN SDIO
DIO
data bit 2
WLAN SDIO
DIO
data bit 1
WLAN SDIO
DIO
data bit 0
DO WLAN SDIO CLK
WLAN SDIO
DO
command
Wake up the module
DI by an external Wi-Fi
module
LTE Standard Module Series
DC Characteristics
V max = 0.45 V
OL
V min = 1.35 V
OH
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.6 V
IL
V min = 1.26 V
IH
V max = 2.0 V
IH
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.6 V
IL
V min = 1.26 V
IH
V max = 2.0 V
IH
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.6 V
IL
V min = 1.26 V
IH
V max = 2.0 V
IH
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.6 V
IL
V min = 1.26 V
IH
V max = 2.0 V
IH
V max = 0.45 V
OL
V min = 1.35 V
OH
V max = 0.45 V
OL
V min = 1.35 V
OH
V min = -0.3 V
IL
V max = 0.6 V
IL
V min = 1.26 V
IH
Comment
If unused, keep it
open.
1.8 V power domain.
If unused, keep it
open.
1.8 V power domain.
If unused, keep them
open.
1.8 V power domain.
If unused, keep it
open.
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