Archives: Projects

This powerful buck converter can efficiently produce 5 V@4A with an input voltage between 7V to 31V. The project is built using the NR110E chip from Sanken Semiconductor. The IC integrates the power MOSFET. With current mode control, ultra-low ESR capacitors, such as ceramic...

This tutorial will walk you through setting up your own Raspberry Pi time-lapse Camera setup from beginning to end. Hardware components Raspberry Pi 4 Model B Raspberry Pi Camera Module Hardware Setup To install the camera use the ribbon cable and press the side of the...

Program a 32-bit Tivaware Board (TM4C123x series) from Texas Instruments using Embedded C from scratch. Includes TM4C123G ARM-cortex MCU. Things used in this project Hardware Components: Texas Instruments EK-TM4C123GXL TM4C Tiva LaunchPad Software apps and online services:...

Node-RED is a powerful open-source visual programming tool for building Internet of Things (IoT) applications. In this tutorial, we’ll cover what Node-RED is, how to install it, and how to use the visual interface to create a simple flow. What is Node-RED? Node-RED is an...

The LILYGO T5 4.7 inch E-Paper ESP32 Development Board is an exciting 4.7" e-paper display integrated with an ESP32 WiFi/Bluetooth module. The board's processor is ESP32-WROVER-E with 16MB of FLASH memory and 8MB of PSRAM. The ESP32 module supports Wi-Fi 802.11 b/g/n and Bluetooth...

The project described here is an off-line universal AC Voltage input step-down regulator that provides accurate constant voltage (CV) output, outstanding low standby power, high efficiency at light load, and excellent dynamic response based on non-isolated buck topology. The project...

This isolated single-supply bidirectional current sensing project can accurately measure load currents from –2A to 2A. The linear range of the input is from –250mV to 250mV with a differential output range of –2.05V to 2.05V. The gain of the circuit is fixed at 8.2V/V.  The...

The project described here protects and monitors a Lead-Acid battery against too-low battery voltage and over-current conditions. The circuit consists of MAX4373 current-sense amplifier with internal dual comparators and P-channel MOSFET in series with the battery and its load. It...