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 SX1276-7-8-9 Datasheet).
|
3 |
DIO4 |
Input/Output |
Configurable IO port(Please find more on SX1276-7-8-9 Datasheet).
|
4 |
DIO3 |
Input/Output |
Configurable IO port(Please find more on SX1276-7-8-9 Datasheet).
|
5 |
DIO2 |
Input/Output |
Configurable IO port(Please find more on SX1276-7-8-9 Datasheet).
|
6 |
DIO1 |
Input/Output |
Configurable IO port(Please find more on SX1276-7-8-9 Datasheet).
|
7 |
DIO0 |
Input/Output |
Configurable IO port(Please find more on SX1276-7-8-9 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
|
15 |
NSS |
Input |
Chip select
|
16 |
TXEN |
Input |
Radio frequency switch control, make sure the TXEN pinis in high level, RXEN pin is in low
level when transmitting.
|
17 |
RXEN |
Input |
Radio frequency switch control, make sure the TXEN pinis in high level, RXEN pin is in low
level when transmitting.
|
18 |
GND |
- |
Ground electrode, connected to the power reference ground
|
19 |
ANT |
- |
Antenna
|
20 |
GND |
- |
Ground electrode, connected to the power reference ground
|
21 |
GND |
- |
Ground electrode, connected to the power reference ground
|
22 |
GND |
- |
Ground electrode, connected to the power reference ground
|