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Tim Ryan

Non-recurring engineer.

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3 Projects
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This user joined on 05/18/2020.

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A 16-bit TTL CPU and stack machine built out of 7400-series chips.
Project Owner Contributor

TTL Operation Module (TOM-1)

tim-ryanTim Ryan

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Unnamed AV to HDMI experiments using a Raspberry Pi Zero.
Project Owner Contributor

AV to HDMI Converter

tim-ryanTim Ryan

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A system for storing and playing classic game consoles by mounting them inside milk crates.
Project Owner Contributor

Console Crates

tim-ryanTim Ryan

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Where DIY DIP/SSI/MSI CPU makers meet and discuss other TLA (three letters acronyms)
Project Owner Contributor

Hackaday TTLers

yann-guidon-ygdesYann Guidon / YGDES

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A 16 bit RISC computer with video display, from just a few TTL and memory chips. Online C compiler and simulator available.
Project Owner Contributor

Kobold K2 - RISC TTL Computer

roelhroelh

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How many TTL ICs do you actually need to output a VGA image?
Project Owner Contributor

World's Simplest TTL VGA circuit?

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Simplified 16-bit computer using mostly 74LSxx logic
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Simple 16-bit Computer

charlie-smithCharlie Smith

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8-bit TTL technology processor
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Nits Processor

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Created from 74xxx series logic and some RAM/ROM chips
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Home brew Computer

ammarbhayat28ammarbhayat28

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This is an 8-bit CPU built using only 17 TTL chips. 32K ROM, 32K data, UART, microcoded.
Project Owner Contributor

CSCvon8: An 8-bit TTL CPU

warren-toomeyWarren Toomey

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Design and build of a small, portable, Bluetooth-enabled boombox
Project Owner Contributor

Bluetooth Boombox MkII

robgRobG

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Develop a Turing machine that is simple to program and easy to understand.
Project Owner Contributor

TMD-1: A Turing Machine Demonstrator

michael-gardiMichael Gardi

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The DM-02 is an 8-bit computer built (almost) entirely out of 7400-series (TTL) logic chips.
Project Owner Contributor

DM-02 8-bit Computer

ruud-van-falierRuud van Falier

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A TTL CPU I built a long time ago when I bought a huge stock of NOS TTL chips on ebay
Project Owner Contributor

4 Bit TTL CPU

timTim

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Testing ongoing
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DGJBD Bluetooth BMS

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Yetanother simple CPU of TTL chips.
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The 74's called ... (SUBLEQ)

michael-mllerMichael Möller

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16 bit VGA interface, 32K colors, graphic 640x480, sprites, sound, intended for Kobold K2 computer, no special video chips.
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VGA video generation card

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A wearable hexagonal sigil you can modify your backpack with.
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NeoPixel Hexagon Backpack

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The Cambridge-1 features a 4-bit word size, 7400 series ICs galore and blinkenlights-a-plenty.
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Cambridge-1: a 4-bit 7400 series based CPU

arith-maticARITH-MATIC

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Homebuilt 8-bit CPU and GPU for fun entertainment system.
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j8ger

louisLouis

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An Apple ][ I/O card to control up to four SPI peripherals without the need for bit banging.
Project Owner Contributor

SPI Controller Card for the Apple ][

spudfishscottspudfishScott

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Make your own Arduino Uno at home as a standalone microcontroller board
Project Owner Contributor

DIY Standalone Arduino Uno

naman-chauhanNaman Chauhan

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Dusan Petrovic wrote 08/12/2020 at 12:35 • point

Hi Tim, thank you for following my #Homebrew CPU list.

  Are you sure? yes | no

Michael Gardi wrote 07/08/2020 at 06:20 • point

Thanks for liking TMD-1: A Turing Machine Demonstrator Tim.  TOM-1 looks very cool.

  Are you sure? yes | no

Tim Ryan wrote 07/09/2020 at 04:34 • point

Thank you Michael! I'm excited for your exploration with Turing machines!

  Are you sure? yes | no

roelh wrote 06/22/2020 at 19:26 • point

Hello Tim, thank you for liking the #1 Square Inch TTL CPU , #Kobold - retro TTL computer and #4 bit TTL ALU !

  Are you sure? yes | no

Tim Ryan wrote 06/22/2020 at 19:47 • point

Of course! You're prolific. :)

  Are you sure? yes | no

roelh wrote 06/14/2020 at 10:25 • point

Also thanks for liking the Video generation card !

  Are you sure? yes | no

roelh wrote 06/10/2020 at 16:10 • point

Hi Tim, thanks for liking #Kobold K2 - RISC TTL Computer !

  Are you sure? yes | no

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