Waveshare has recently released the ESP32-S3 2.06-inch AMOLED Touch, an ESP32-S3-based watch devkit with Wi-Fi 4, Bluetooth 5 ...

This display replacement trend has continued in 2024, driving flexible AMOLED’s market share up from 28% of the total smartphone display market in 2022 to 40% in 2024.

But as a dev kit, it’s a compact, versatile gadget that has a 4.1 inch, 1232 x 568 pixel AMOLED display, a LoRa radio with 433 MHz, 868 Mhz, 915 MHz, and 920 MHz band support, and a 2MP camera.

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This beginner-friendly project is perfect for learning basic electronics, sensors, and ...