Jdy40 Arduino Example Best [top] Instant

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The is a highly versatile 2.4GHz wireless serial port module that serves as an affordable alternative to the NRF24L01 . It is designed for "transparent transmission," essentially acting as a wireless USB cable between microcontrollers like the Arduino. 1. Key Specifications & Performance Range: Up to 120 meters (line-of-sight).

AT+RFID

: Set a common "Wireless ID" for your specific network to avoid interference from other JDY-40 users. AT+DVID : Assign a unique "Device ID" to individual modules. AT+POWE : Adjust transmit power (0–9) to save battery. Configuration with AT command - Arduino Forum jdy40 arduino example best

*Using SoftwareSerial is recommended to keep the hardware Serial port free for debugging. 2. Configuration (AT Mode) Go to product viewer dialog for this item

Receiver Code (Arduino B):

1. Wireless Sensor Node (Low Power)

Before diving into code, let's validate your choice. The JDY-40 excels in these scenarios: AT+DVID : Assign a unique "Device ID" to individual modules