ESP32 is a tiny cheap 8$ module with a dual core 32-bit CPU and built in Wi-Fi and dual-mode Bluetooth with sufficient amount of 30 I/O pins for all basic electronics projects.All these features are ...

Fig. 1: Author’s prototype for ESP32 picture slideshow Circuit and working. The circuit diagram of ESP32 picture slideshow is shown in Fig. 2. Main components used in this project are ESP32 module, ...

Circuit diagram for the LoRa transmitter/Server and Receiver/Client section is given below. In this project, we are going to send weather data from the ESP32 module to Arduino Uno using the LoRa ...

In a recent article in Elektor magazine, [Clemens Valens] describes the construction and software for an ESP32 walkie-talkie system that uses ESP-NOW for the wireless connection between units, alon… ...

A power supply circuit that includes a SuperCap to power an ESP32 for 10+ seconds after power disconnection, thereby enabling ESP32/sensESP to update status details to Signalk Server before the ESP32 ...

E-paper Clock Circuit Fig. 2 illustrates the circuit diagram of the E-paper clock. The clock is built around ESP32 MCU (MOD1), 19cm black-and-white e-paper display (MOD2), DS3231 RTC module (MOD 3), 3 ...

Circuit Diagram of the SIM800L GSM/GPRS Module. ... ESP32 SIM800L GSM/GPRS Module Circuit Connections. Now that we have completely understood how the SIM800 module works, we can connect all the ...

Circuit Diagram of QR Code Scanner Using ESP32 CAM. Here the circuit Diagram is actually straightforward with its fewer components. Below you can see the circuit diagram of the QR Code Scanner Project ...

Creating Connections: Simplified Circuit Design. I originally made a PCB for the project, with the 30-pin version of the ESP32 embedded (see Figure 5), but the extreme simplicity of the connections ...

Waveshare has recently launched the Pico-DALI2 expansion module for ESP32-Pico series boards designed to enable DALI communication for customized control of multiple lighting ... but that does not ...