HP15C Emulator
YOUR LINK HERE:
http://youtube.com/watch?v=3qrd2igGZY4
Hardware emulating an HP15C • It runs about 4 to 5 times faster than the original. • Added clock since there was space for it. • All Through Hole parts. • Speaker for audible keypress feedback • Runs on a single chip. A ATMEGA328 8 bit microcontroller @ 8MHz (same as Arduino Uno) • Uses a sigle CR2032 3V battery. • 192x64 lcd display • Display Backlight • Can run any Voyager model. • More info at https://paxer.net/voyager/
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