A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
A home to software testing, electronics circuits & projects, tips and tricks and digital diary.
PAM8403 Mini Digital Audio Amplifier Module is a Class-D 2* 3 Watt amplifier module. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture allows the device to drive the speaker directly, requiring no low-pass…
Overview ESP8266 is a 3V WiFi module popular for its Internet of Things applications. It is a low-cost Wi-Fi microchip, with built-in TCP/IP networking software, and microcontroller capability, produced by Espressif Systems in Shanghai, China. ESP8266 has 8 pins, namely:…
What’s in the board ? TP5100 4.2v 8.4v Single/Double Lithium Battery Charge Management Lion Battery Compatible 2A Charging Board is a double switch buck 8.4V, single cell 4. 2V lithium battery charge management chip. Its ultra-compact QFN16 package and simple…
In this post we will see how to use servo motor using raspberry pi PICO
Parts Required Above is a very basic 40 watt invertor circuit.
Problem statement You have made an IOT project e.g.: home automation and wanted to send whatsapp messages to your self or some registered number for all the alerts. Here is a simple way to send messages in whatsapp using Whatabot…
This is a basic circuit idea of making audio amplifier using PAM8403 chip. Note that this is readily available as a module. But if you need to try your hands on it or want to modify it following circuit may…
Introduction The TEA5767 is a single-chip electronically tuned FM stereo radio module for low-voltage applications with fully integrated Intermediate Frequency (IF) selectivity and- demodulation. The radio is completely adjustment-free and only requires a very few external components. The digital tuning…
What is Node Red ? Node red is an Open Source flow based tool for wiring together hardware devices, APIs and online services. It provides a browser-based flow editor making it very easy to use and it requires little programming…
Introduction In this post we will see on controlling RGB LED using raspberry pi and python. RGB LED means red, blue and green LEDs. RGB LED products combine these three colors to produce over 16 million hues of light. Things…