Tech with Dave

These RS-485 Adapters were originally designed using PIC18F2455 (24k flash) and PIC18F2550 (32k flash) in mind, but with the recent int...

Here is my first PCB design that has gone to production. I redid the schematics of my original design now implemented in Eagle and als...

In-between Flash Shield with SST25VF064C The "In-between Shield" has been developed as a means to extend the attached periph...

Here is an adapter for converting up to 4 lines of 5V logic to 3V logic and vice versa.  Using two Texas Instruments SN74AHC125N logic buffe...

Shield shown ready to use with FEZ Panda II and WIZnet module Here is another Ethernet shield for Arduino .  It mates an Arduino Duemi...

This shield was created to help learn SPI (Serial Peripheral Interface) .  The hardware consists of an empty prototype shield for Arduino...

This project was inspired by a Radio Shack print advertisement or similar article showing how to make a strand of Christmas lights using ...