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E32-400M20S LoRaTM SMD wireless module

[IC]:SX1278

[Frequency]:410~493MHz

[Power]:20dBm

[Distance]:5km

[Size]:14 * 20 mm

[Introduction]:E32-400M20S is a self-developed, 433/470MHz LoRa TM SMD wireless module with the maximum transmission power of 1W which is based on the SX1278 produced by Semtech in the United States.

Pin Definition
Pin No. Item Direction Description
1 GND - Ground
2 GND - Ground
3 GND - Ground
4 GND - Ground
5 GND - Ground
6 RXEN Input RF switch receiving control pin, connected to external MCU IO, high level effective
7 TXEN Input RF switch receiving control pin, connected to external MCU IO, high level effective
8 DIO2 Input/Output General IO port (see SX1276 manual for details)
9 VCC - Power supply, range 3.3 ~ 5.5V (external ceramic filter capacitor is recommended)
10 GND - Ground
11 GND - Ground
12 GND - Ground
13 DIO3 Input/Output General IO port (see SX1276 manual for details)
14 DIO4 Input/Output General IO port (see SX1276 manual for details)
15 DIO5 Input/Output General IO port (see SX1276 manual for details)
16 GND - Ground
17 DIO1 Input/Output General IO port (see SX1276 manual for details)
18 DIO0 Input/Output General IO port (see SX1276 manual for details)
19 RST Input Chip reset trigger input pin
20 MISO Output SPI data output pin
21 MOSI Input SPI data output pin
22 SCK Input SPI data output pin
23 NSS Input the module chip selects the pin used to start an SPI communication
24 GND - Ground
25 ANT - Antenna interface, Sample hole (50Ω characteristic impedance)
26 GND - Ground