programming – Blog eTechPath

DIY Weighing Scale using HX711, OLED i2c display and ESP8266 NodeMCU with Zero Calibration Function

psadminetechpath April 24, 2023

Introduction: In this tutorial you will learn how to interface HX711 loadcell amplifier module with ESP8266 NodeMCU board and getting output on i2c OLED display.…

DIY OLED Weighing Scale using 10kg Loadcell with HX711 and Arduino Uno

psadminetechpath April 21, 2023

Introduction: In this tutorial you will learn how to interface HX711 loadcell amplifier board with Arduino uno and getting output on i2c oled display. Also,…

Interfacing SHARP 2Y0A21 Distance Sensor with Arduino

psadminetechpath February 21, 2023

Introduction: In this tutorial, I will explain how to interface SHARP 2Y0A21 infrared distance sensor with Arduino board and display the output in serial monitor.…

How to flash USB bootloader in STM32 black-pill board to program it with Arduino IDE

psadminetechpath November 12, 2018

About: STM32 is a 32bit ARM cortex microcontroller and normally we need USB to TTL module or ST-link stick to dump program to its memory.…

How to interface Nextion HMI with Arduino Mega2560 and learn how to use Nextion editor and program tags in Arduino

psadminetechpath February 14, 2018

About: Nextion is a smart hardware HMI (Human Machine Interface) solution published by ITEAD that provides visualization and control interface between human and machine. Nextion…

How to setup Arduino IDE board manager & library for ESP8266 module programming

psadminetechpath January 19, 2018

About: In this post i will explain you how to program your ESP8266 board using Arduino IDE software. Things you will need: ESP8266 Node…

How to control RGB LED wirelessly using ESP8266 WiFi web interface

psadminetechpath November 22, 2017

About: In this project we are going to control 1 watt RGB full color LED diode using WiFi module ESP8266-01. You can use any WiFi…

How to program XS3868 audio bluetooth module using USB TTL module

psadminetechpath September 4, 2017

About : XS3868 is based on OVC3860 RF transceiver. OCV3860 is low voltage single chip Bluetooth RF transceiver providing Bluetooth stereo solution. OVC3860 is a…

Getting Started with ESP8266 WiFi Module

psadminetechpath August 31, 2017

ESP8266 : ESP8266 is advance WiFi chip with complete and standalone networking capabilities. This can be use ether as a standalone or the slave to…