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How to Mod a Servo to Get Closed Loop Feedback

“While driving a servo with a microcontroller (as Arduino), you can only give him orders of target location (in PPM signal). With this order, the servo will move to this target location. But it’s not instantaneous! You don’t …

How to Use SIM800L to Send SMS and Control Relay by SMS

“Description: This tutorial is showing how to use SIM800L to send sms and receive sms to control relay. SIM800L module is small in size and can be used to interface with Arduino to send sms, receive sms, call, receive call …

i.MX RT1010 EVK RGB LED Matrix Driver

“Drive a 32x32 RGB LED matrix with the NXP i. MX RT1010 EVK. NXP i.MX RT1010 EVK RGB LED Matrix Driver Drive a 32x32 RGB LED matrix with the NXP i.MX RT1010 EVK. Any matrix that is drop-in …

In leap for quantum computing, silicon quantum bits establish a long-distance relationship

“Imagine a world where people could only talk to their next-door neighbor, and messages must be passed house to house to reach far destinations. Until now, this has been the situation for the bits of hardware that make up a …

Isolated CAN BUS Transceiver Arduino Shield

“The module described here is an isolated CAN Transceiver module. This module can be used as a standalone module or as an Arduino Uno shield. A controller area network is a two-wire high-speed serial network typically used to provide data …

LED Flame With a Plasma Effect

“Controlling LEDs with regular patterns can get old. Even the best can be predictable and a little boring. But controlling them with an algorithm that can create a more organic feel is way more fun and has a nicer result …

Low Power ESP32 Handheld

“Pocket sized ESP32 display board with 300W Always On Display This handheld board is powered by an ESP32 and features a transflective Sharp memory LCD. Similar to my previous Chronio smartwatch the focus of this project is on low power …

Making a DashCam Using the Raspberry Pi Zero

“This is the start of a new series where we learn how to build a dashcam using the Raspberry Pi Zero. This is the start of a new series where we learn how to build a dashcam using the Raspberry …

Mini STEM LED Game Platform

“Simple mini STEM (Science Technology Engineering and Math) project platform, which can be used as the basis for an educational STEM/maker class in elementary, summer camp or middle school. Let’s not forget about home tutoring. No soldering, hot …

Motion Detector, with Photo and Mobile Notification

“When motion is detected, a photo will be taken and a notification sent. There is also a button to take a photo whenever you want. Motion detector, with photo and mobile notification Introduction The assumptions of the project are quite …