CNX Software

Hiwonder WonderLLM – An ESP32-S3 smart chat module with 2-inch touch display, 2MP camera, and dedicated voice chip

Hiwonder has introduced the WonderLLM, an ESP32-S3-based smart chat module that combines a 2MP camera, a 2.0-inch touch ...
Hackaday

Create A Tiny Telephone Exchange With An Analog Telephone Adapter

An analog telephone adapter (ATA), or FXS gateway, is a device that allows traditional analog phones to be connected to a ...
IEEE

A Capacitive Sensor Interface Circuit Using T-Network Notch Feedback and Phase Sensitive Detection

Abstract: This paper presents a capacitive displacement sensor interface circuit based on T-network notch feedback and phase sensitive detection, and verifies the feasibility and advantages of the ...
GitHub

Li-Fi Based Text Communication between Two Arduino

This project demonstrates Li-Fi (Light Fidelity) communication between two Arduino boards using visible light for data transmission. Text data is transmitted using an LED and a 4x4 keypad on the ...
IEEE

Design of Ultrasonic Generator Interface Communication and Enable Circuits

Abstract: This paper introduces two circuit designs for the interface of the ultrasonic generator. The original communication circuit is primarily designed based on RS485 communication principles, and ...
GitHub

GPS Tracker Using an ESP32 and A9G Module

Both modules are manufactured by the company Ai-Thinker, a Chinese company specialized in the manufacture of this type of modules with applications for IoT and wireless connections. Knowing the ...