User Manual

1/16/2018 FireBeetle Covers-LoRa Radio 433MHz SKU:TEL0121 - DFRobot Electronic Product Wiki and Tutorial: Arduino and Robot Wiki-DFRobot.com
https://www.dfrobot.com/wiki/index.php/FireBeetle_Covers-LoRa_Radio_433MHz_SKU:TEL0121 2/6
(/wiki/index.php/File:FireBeetle_Covers-LoRa_Radio_433MHz_data_control_pins.png)
Fig1: FireBeetle Covers-LoRa Radio 433MHz data control pins
(https://www.dfrobot.com/wiki/index.php/File:Warning_yellow.png)
NOTE: When disconnect NC, VCC is the output voltage of the power supply(USB power supply: 5V, lithium
battery power supply: 3.7V)
Tutorial
Requirements
Hardware
2 x ESP32 Board (https://www.dfrobot.com/product-1590.html)
1 x FireBeetle Covers-LoRa Radio 433MHz (https://www.dfrobot.com/product-1664.html)
Some wire
The default connection setting is to connect CS to D4, RESET to D2, you can also modify programs to connect pins to other IO interfaces (with init pass parameters: init(uint8_t NSSPin =
NSS_PIN, uint8_t NRESETPin = RESET_PIN)).