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Joey Shepard

I make electronics projects. Most of them are related to calculators.

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4 Projects
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joey-shepard
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This user joined on 06/27/2015.

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An RPN based scientific calculator with four line display based on the MSP430 microcontroller.
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RPN Scientific Calculator

joey-shepardJoey Shepard

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A graphing calculator based on a modern 65C02 microprocessor.
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6502 Graphing Calculator

joey-shepardJoey Shepard

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A trainer using a real 65C02 with virtual drag-n-drop peripherals and memory on a PC. Every byte of address space viewable at any time.
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6502 Virtual Trainer

joey-shepardJoey Shepard

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An RPN scientific calculator with keystroke programming based on the LPC1114 microcontroller.
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Programmable RPN Calculator

joey-shepardJoey Shepard

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Follow for the 'Hacklet' and latest news about hackaday.io
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Hackaday.io Project

lutetiumLutetium

78.7k
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MC68000 Computer

benchoffBenchoff

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'FleaFPGA Uno' Starter board

valentin-angelovskiValentin Angelovski

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A pocket-sized KIM-1/Apple-1/Cosmac Elf with added '6502 programmable calculator mode'. Parts cost is about $10.
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KIM Uno: Simple KIM-1, Apple-1 & Cosmac Elf remake

oscarvOscarv

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Using a Propeller to Repair and Expand a MicroKim
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KimStar

jac-goudsmitJac Goudsmit

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A guy gave me this display back in college about 10 years ago. I finally got around to it.
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VFD Shenanigans

gabrielGabriel

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Just add your own enclosure, 12V adapter and UV LED strip!
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DIY UV Light Box Controller For SLA 3D Prints

sjm4306sjm4306

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