Run your ESP32 and Arduino sketches on macOS or Linux. The HTTP server listens on localhost with real POSIX sockets — test with curl, your browser, or integration tests. No QEMU, no Wokwi, no hardware ...
In this tutorial, you will learn how to send WhatsApp messages directly from an Arduino UNO R4 WiFi using the CircuitDigest Cloud Whastapp API. Instead of using a GSM module, SIM card, or complex ...