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Chengdu Ebyte Electronic Technology Co., Ltd.
Package
Connector
Communication interface
Size
Net weight
RF interface
3 Size and Pin Definition
Pin No.
Item
1
VCC
2
GND
3
NRST
4
NC
5
NC
6
ANT
7
GND
8
NC
9
TXEN
10
RXEN
Copyright ©2012–2019，Chengdu Ebyte Electronic Technology Co., Ltd.
SMD
stamp hole
SPI
10* 10*2.5 mm
0.5g±0.02g
stamp hole
Direction
Power supply, range 1.8V~3.7V (recommended to add external ceramic
-
-
Ground wire, connected to the power reference ground
Input
-
-
-
-
Ground wire, connected to the power reference ground
-
RF switch launch control pin, connected to external microcontroller IO
Input
RF switch receiving control pin, connected to external microcontroller
Input
Spacing 1.27mm
Description
filter capacitor)
Chip reset trigger input pin, active low
-
-
RF interface, stamp hole
-
or DIO2, active high
IO, active high
E220-900MM22S User Manual
-
0-10Mbps
With shield
-
-
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