Hi, what if I want to transfer the decoded qrcode from esp32-cam to arduino uno/mega? As when I use the code below, Uno only show int 255 when connect with esp32-cam, but it couldnt show the string For example, for esp32-cam: void loop() { if (!QRCodeResult.isEmpty()) { Serial.println( QRCodeResu…

Comm between ESP32-CAM and Arduino Uno/Mega

jremington January 17, 2024, 11:01pm 4

A good place to start would be the Serial Input Basics tutorial.

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