Jdy40 Arduino Example Best Best

is a versatile 2.4GHz wireless serial port module designed for simple point-to-point or point-to-multipoint data transmission with a range of up to 120 meters

Example Use Cases:

receivedData = ""; else receivedData += c; jdy40 arduino example best

If you have multiple sets of JDY-40s nearby, change the channel and address: is a versatile 2

| JDY-40 Pin | Arduino Pin | | :--- | :--- | | VCC | 3.3V (not 5V) | | GND | GND | | TX | Pin 4 (SoftwareSerial RX) | | RX | Pin 3 (via voltage divider) | You want to send "Hello World" or simple sensor data

• You want to send "Hello World" or simple sensor data.
• You hate debugging SPI pinouts and libraries.
• You need a 50-meter range without external antennas.