Circuit Lake

Electronic Project and Circuit Collection


Low-Cost PC Oscilloscope for Hobbyist

March 20, 2013 By: admin Category: Measurement, Software, USB No Comments →

This project shows you how to build simple and inexpensive PC-based Oscilloscope that has sufficient feature for hobbyist and student. Built based on Picaxe 28X1, the scope measure frequency up to 150 kHz (better than soundcard oscilloscope). It has digital sample rate 1 MHz (1 million samples per second) and maximum voltage range is -15 […]

Simple USB to CAN interface

February 06, 2013 By: admin Category: Interfacing, PIC, USB No Comments →

This simple USB to CAN interface, named as USBtin, can be used to monitor CAN busses and transmit CAN messages. It implements the USB CDC class and creates a virtual comport on the host computer. The interface is controlled with simple commands over this serial port. The commands to USBtin can be sent with any […]

USB Stick Logger for Serial Data UART

January 31, 2013 By: admin Category: Data Acquisition, Microcontroller, PIC, USB No Comments →

This PIC24FJ64GB002-based project allows you to log serial (UART) data and record it to an USB thumb drive without need a PC. To use USB Stick Data Logger, simply connect your system to the logger and plug in an USB key drive. Once the device is connected and correctly configured, all incoming characters on the […]

Fast Portable USB Charger, SuperBoost

January 24, 2013 By: admin Category: Analog, Tools, USB No Comments →

This project is inspired by the simple usb charger, Minty Boost. It helps you to re-charge your mp3 player, camera, cell phone, and just about any other gadget you can plug into a USB port with faster rate than minty boost. Instead using LT1302 chip with limited to 600mA, it uses LM2700 from National which […]