Chengdu Ebyte Electronic Technology Co., Ltd. E10-433MD-SMA User Manual
Copyright ©2012–2018
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
4
3 Size and pin definition
No.
Name
Direction
Function
1
GND
-
Ground
2
SDN
-
Shutdown Input Pin. It is low level when working
(See SI4463 manual for more details)
3
GPIO3
output
GPIO
（
see more from SI4463 datasheet
）
•
4
GPIO2
output
GPIO
（
see more from SI4463 datasheet
）
•
5
nSEL
input
SPI Chip select for starting SPI communication
6
MOSI
input
SPI master output slave input
7
MISO
output
SPI master input slave output
8
SCK
input
Serial Clock Input
9
IRQ
output
SPI interrupt request
10
GPIO1
output
GPIO
（
see more from SI4463 datasheet
）
•
11
GPIO0
output
GPIO
（
see more from SI4463 datasheet
）
•
12
VCC
-
Power supply
：
1.8~ 3.6 V DC, 3.3V is recommended
