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JensGrabner

I love calculator -- and i made a calculator with 8-bit CPU.

Upper Austria
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1 Projects
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jensgrabner
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This user joined on 03/27/2015.

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A Calculator with 15 Digit Seven Segment LED. It used two 3x4 Switches and worked with Atmel 1284p. Based on Arduino.
Project Owner Contributor

snc98 .. Slash Number Calculator

jensgrabnerJensGrabner

calculator

accurate scientific calculator with fractions inside

Curated by JensGrabner

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Always jealous of people who could afford big Nixie Tubes, I rolled my own alternative with WS2812Bs and laser cutting!
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"Lixie", an LED alternative to the Nixie Tube

lixie-labsLixie Labs

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An digital clock made out of 144 7 segment displays
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7 Segment display array clock

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Upgraded version of the small board for connect multiple rotary encoders on the I2C bus.
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I2C Encoder V2

saimonSaimon

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An ARM based scientific calculator
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Scientific Calculator

ramn-calvoRamón Calvo

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Minimal USB powered Nixie display and IoT button
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Nixie Tap

mladenmladen

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A Wordwatch using a 11x10 charlieplex matrix.
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Word Wristwatch

cfCF

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A keyboard with double action functionality, designed to make typing easy and comfortable.
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Double Action Keyboard

jaakob-lidauerJaakob Lidauer

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DIY replica of TIL305 5x7 matrix display.
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DIYTIL305

mileMile

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The cheap TP4056 Li-Ion charger boards need some upgrade
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TP4056 3V3 load share addon board

robertRobert

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Experimental thumb keyboard, suitable for a hand held device
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Thumb Keyboard

david-boucherDavid Boucher

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Inexpensive, Arduino Compatible Low Power Dev Board
Project Owner Contributor

LP Mini - Low Power Dev Board

maxkMax.K

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A reprogrammable replica of the famous TIL311
Project Owner Contributor

DIYTIL311

jacob-stillJacob Still

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You may see it's just a stickered chip? NO! This is totally self-contained "mod-chip"
Project Owner Contributor

Minimal and self-contained ATmega1284P "mod chip"

kodera2tkodera2t

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charlie-plexed 11x10 LED matrix, perfect fit for a word clock. Also LEDs soldered on upside down.
Project Owner Contributor

PCB word clock

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smart miniature (DIP6) 5x7 LED Matrix
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reDOT_smart

alexAlex

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Handmade retro taking calculator with QDSP6064 bubble display
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Retro taking calculator with Bubble display

bobriciusbobricius

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The AriCalculator is a DIY calculator or a general purpose handheld device.
Project Owner Contributor

AriCalculator - A homemade handheld calculator

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This is an Arduino "pro mini" with more memory. It uses ATmega644p (64k) or ATMega1284p (128k) and can run @ 20MHz.
Project Owner Contributor

Mightyduino

paulo-bruckmannPaulo Bruckmann

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Jacob Still wrote 07/12/2019 at 00:07 • point

Thanks for checking out and following #DIYTIL311 

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