Author: Sankar Cheppali

We have already seen how to control a servo using esp32 here. In this post we will see how to control the servo using Wio terminal and the

This weekend I dusted out my old blue pill board to try HID keyboard example. The controller present in blue pill board ( STM32F103C8T6 ) can act as

If you have worked with dynamo db, you might be aware that dynamo db offers to features for grouping operations on DB, transactions and batching. In this post

Recently I came across a goto talk by Joe Armstrong where he talks about the complexities in learning modern computer science. He suggested few things a software engineers

File uploading is common use case in mobile applications. For example uploading profile pic or posting an image etc. In one of the previous post we saw how

With WSL we can access windows COM ports from Linux programs. In this post we will see how to access COM port from Python and NodeJS programs. Refer

In many mobile apps it is common to have a profile picture. With that comes the requirement to let the user select a picture and upload it to

Adafruit Circuit playground express board is designed for entry level hobbyist. It got a power full controller ( ATSAMD21 ARM Cortex M0 ) along with lot of on

ESP32 is fun to work with, once you got it into a network, you can do lot of things. We have seen how to make use it as

If you had observed, the default host name for TCP/IP adapter is espresiff (this name will appear in your router’s DHCP client list). For DIY projects, this is