Chengdu Ebyte Electronic Technology Co., Ltd. E19-433M30S User Manual
Copyright ©2012–2018
，
Chengdu Ebyte Electronic Technology Co.,Ltd. 4
3.Size and pin definition
Pin
No
Pin item
Pin direction
Pin application
1
GND
-
Ground electrode, connected to the power reference ground
2
DIO5
Input/Output
Configurable IO port
（
Please find more on SX1278 datasheet
）
3
DIO4
Input/Output
Configurable IO port
（
Please find more on SX1278 datasheet
）
4
DIO3
Input/Output
Configurable IO port
（
Please find more on SX1278 datasheet
）
5
DIO2
Input/Output
Configurable IO port
（
Please find more on SX1278 datasheet
）
6
DIO1
Input/Output
Configurable IO port
（
Please find more on SX1278 datasheet
）
7
DIO0
Input/Output
Configurable IO port
（
Please find more on SX1278 datasheet
）
8
RST
Input
Reset
9
GND
-
Ground electrode, connected to the power reference ground.
10
GND
-
Ground electrode, connected to the power reference ground.
11
VCC
-
Power supply: 4.75~5.5V (Ceramic filter capacitoris advised to add)
12
SCK
Input
SPI clock
13
MISO
Output
SPI clock
14
MOSI
Input
SPI clock
