https://retrobrewcomputers.bonedaddy.net/ 2026-07-31T10:19:06+00:00 https://retrobrewcomputers.bonedaddy.net/ https://retrobrewcomputers.bonedaddy.net/lib/exe/fetch.php?media=wiki:dokuwiki.svg text/html 2026-06-15T13:04:56+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:allcf&rev=1781528696&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:allcf Snapshot date: 2025-02-12 Generator : wayback-archiver */ ALLCF, Compact Flash or Disk-On-Module board for RC2014 Introduction text/html 2026-06-15T13:05:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:bloopers&rev=1781528704&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:bloopers Snapshot date: 2025-01-27 Generator : wayback-archiver */ Bloopers {{tiny68k_68k-too-small.jpg text/html 2026-06-15T13:05:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:cb030&rev=1781528721&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:cb030 Snapshot date: 2026-03-12 Generator : wayback-archiver */ CB030 Development Blog Introduction This is development blog of CB030. Here is text/html 2026-06-15T13:05:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:cb030spec&rev=1781528741&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:cb030spec Snapshot date: 2025-11-30 Generator : wayback-archiver */ CB030 Rev0, A 68030 SBC for Hobbyists Introduction CB030 Rev0 is obsolete; current design is text/html 2026-06-15T13:06:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:cmp68k_mpu302&rev=1781528771&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:cmp68k_mpu302 Snapshot date: 2025-05-16 Generator : wayback-archiver */ [dsc_29550813.jpg] This page is kept for historical purpose. The updated page text/html 2026-06-15T13:05:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:cpldtil&rev=1781528751&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:cpldtil Snapshot date: 2025-11-12 Generator : wayback-archiver */ CPLDTIL, 6-digit LED display Introduction CPLDTIL is a RC2014-compatible 6-digit LED display; each digit is made of 20 individual 0603 LEDs. text/html 2026-06-15T12:38:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:crc65&rev=1781527124&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:crc65 Snapshot date: 2026-03-11 Generator : wayback-archiver */ CRC65, A Frugal 6502 Single Board Computer Introduction CRC65 stands for text/html 2026-06-15T13:06:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:diagrc&rev=1781528789&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:diagrc Snapshot date: 2024-01-14 Generator : wayback-archiver */ DiagRC, A Diagnostic Module for RC2014 Introduction DiagRC is a low cost programmable multi-function logic analyzer and diagnostic aids for bringing up a RC2014 system. The board is similar to protoRC rev3 (picture below), but without the prototype area. text/html 2026-06-15T13:06:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:dpram&rev=1781528801&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:dpram Snapshot date: 2025-12-16 Generator : wayback-archiver */ Dual Port RAM Prototype Board for RC2014 Introduction DPRAM prototype board is for exploration of multiprocessor on RC2014. The key component is IDT7134 4K dual port RAM that's accessible to RC2014 as 4K of I/O space. A Z80 slave processor and a CPLD complete the prototype board. There are good bit of discussio… text/html 2026-06-15T13:07:01+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:frr512k&rev=1781528821&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:frr512k Snapshot date: 2024-04-14 Generator : wayback-archiver */ Frugal RAM/ROM 512K for RC2014 Introduction This is a low cost RAM/ROM 512K for RC2014. It is compatible with Wayne text/html 2026-06-15T13:07:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:g8pp&rev=1781528866&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:g8pp Snapshot date: 2026-03-11 Generator : wayback-archiver */ G8PP, Generic 8-bit Processors Prototype board Introduction G8PP is a prototype board for 8-bit processors. The target processors are Z80, 8085, 680x, 6502, as well as 16-bit processors with 8-bit bus such as 68008 and 32008. G8PP is a RC2014 bus compatible module to take advantage of various I/O modules of the … text/html 2026-06-15T13:08:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:k80&rev=1781528894&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:k80 Snapshot date: 2025-03-26 Generator : wayback-archiver */ K80 Rev0, A Traditional Z80 with KIO Introduction K80 is a traditional SBC design using a KIO (Z84C9012) and over-clocked to 22MHz. It also has 2 RC2014 40-pin expansion connectors. text/html 2026-06-15T13:08:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:kiorc&rev=1781528897&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:kiorc Snapshot date: 2024-11-06 Generator : wayback-archiver */ KIORC, Exploring KIO for RC2014 Bus Introduction KIORC is designed for RC2014 backplane using the integrated SIO/CTC/PIO Z84C90. It also has battery-backed RTC based on DS1302 text/html 2026-06-15T13:08:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:kuno&rev=1781528901&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:kuno Snapshot date: 2025-10-15 Generator : wayback-archiver */ Kuno, P90CE201 for Arduino Mega Enclosure Introduction The name “Kuno” is concatenation of “K” of 68000 or 68 text/html 2026-06-15T13:08:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:mb012&rev=1781528904&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:mb012 Snapshot date: 2024-11-06 Generator : wayback-archiver */ MB012, Mother Board with MC68012 Introduction MB012 is derived from Tiny68K where the 68000 DIP is replaced with 68012 PGA package. The space thus saved is used for 2 I/O expansion connectors. text/html 2026-06-15T13:08:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:mb020&rev=1781528934&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages%3Aplasmo%3Amb020 Snapshot date: 2026-04-06 Generator : wayback-archiver */ MB020, A 68020-based Motherboard Introduction MB020 is a 4“x4” 68020-based motherboard with 3 RC2014 expansion slots. It allows RC2014 users to reuse their existing hardware to explore the 68020 processor. text/html 2026-06-15T13:08:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:micro80&rev=1781528911&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:micro80 Snapshot date: 2025-10-15 Generator : wayback-archiver */ Micro80, Z80 SBC with Z84C1516 (Rev0 prototype) Introduction Micro80 is a classical microprocessor design using the Z84C1516 Intelligent Peripheral Controller text/html 2026-06-15T13:08:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:microz&rev=1781528926&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:microz Snapshot date: 2026-02-15 Generator : wayback-archiver */ MicroZ, CP/M-ready Z84C15 SBC for Arduino Mega Enclosure Introduction text/html 2026-06-15T13:09:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:ovrclk65&rev=1781528947&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:ovrclk65 Snapshot date: 2024-11-09 Generator : wayback-archiver */ OVRCLK65, Overclock Experiment Prototype for W65C02 and W65C816 Introduction text/html 2026-06-15T13:09:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:p90mb&rev=1781528942&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:p90mb Snapshot date: 2024-03-08 Generator : wayback-archiver */ P90MB, P90CE201 Motherboard Introduction P90MB is a motherboard based on P90CE201 with 3 RC2014-like expansion slots. text/html 2026-06-15T13:09:17+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:piggybackvga&rev=1781528957&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:piggybackvga Snapshot date: 2024-11-06 Generator : wayback-archiver */ VGA Piggybacked on RAM, An Experimental Prototype Introduction text/html 2026-06-15T13:09:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:prcc&rev=1781528958&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:prcc Snapshot date: 2025-04-30 Generator : wayback-archiver */ GRC, a new ecosystem for 8-bit processors of 70's and 80's Introduction text/html 2026-06-15T13:09:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:protor5&rev=1781528964&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:protor5 Snapshot date: 2026-03-11 Generator : wayback-archiver */ PROTOR5, a Prototype board based on EPM7192SQC160 [www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_protor5_dsc_62271223.jpg] Design Information text/html 2026-06-15T13:09:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:protorc&rev=1781528974&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:protorc Snapshot date: 2024-01-15 Generator : wayback-archiver */ Prototype board for RC2014 ProtoRC (Prototype for RC2014) is a 100mm x 100mm perf board with an Altera EPM7128 CPLD prewired to a text/html 2026-06-15T13:09:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:protorc1&rev=1781528982&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:protorc1 Snapshot date: 2025-12-12 Generator : wayback-archiver */ Prototype Board (Rev1) for RC2014 ProtoRC1 (Prototype for RC2014, Rev text/html 2026-06-15T13:09:53+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:protorc2&rev=1781528993&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:protorc2 Snapshot date: 2021-09-27 Generator : wayback-archiver */ Prototype Board (Rev 2) for RC2014 ProtoRC1 (Prototype for RC2014, Rev text/html 2026-06-15T13:10:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:protorc3&rev=1781529002&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:protorc3 Snapshot date: 2025-03-15 Generator : wayback-archiver */ Prototype Board (Rev3) for RC2014 ProtoRC3 (Prototype for RC text/html 2026-06-15T13:10:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:protorc4&rev=1781529004&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:protorc4 Snapshot date: 2025-11-17 Generator : wayback-archiver */ Prototype Board for RC2014, Rev4 Introduction This version of prototype board is based on EPM7064STC recovered from recycled pc boards. One interesting feature is the board is manually layout with old-fashion rounded corners text/html 2026-06-15T13:10:18+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:quadser&rev=1781529018&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:quadser Snapshot date: 2025-07-15 Generator : wayback-archiver */ QuadSer, Module with 4 Serial Ports for RC2014 Introduction text/html 2026-06-15T13:10:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:quadserplcc&rev=1781529020&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:quadserplcc Snapshot date: 2025-05-16 Generator : wayback-archiver */ QuadSer, Hobbyist-friendly Quad Serial Ports Board for RC2014 text/html 2026-06-15T13:10:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:rc2014miniupgrade&rev=1781529023&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:rc2014miniupgrade Snapshot date: 2025-10-15 Generator : wayback-archiver */ Upgrade RC2014Mini to run CP/M2.2 Introduction This is a step-by-step guide for upgrading a RC2014 Mini so it can run CP/M 2.2. text/html 2026-06-15T13:10:32+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:riz180&rev=1781529032&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:riz180 Snapshot date: 2025-01-27 Generator : wayback-archiver */ RIZ180, A Simple Z180 for RC2014 Link to rev1 of RIZ180 which corrected the shrink DIP64 footprint. text/html 2026-06-15T13:10:41+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:rr512k&rev=1781529041&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:rr512k Snapshot date: 2025-11-17 Generator : wayback-archiver */ Improved 512K RAM and 512K ROM module Introduction Original discussion here: text/html 2026-06-15T13:11:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:simple80&rev=1781529106&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages%3Aplasmo%3Asimple80 Snapshot date: 2026-04-06 Generator : wayback-archiver */ Simple80, a simple Z80 SBC with no glue logic Introduction text/html 2026-06-15T13:11:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:simple80r1&rev=1781529102&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:simple80r1 Snapshot date: 2024-11-09 Generator : wayback-archiver */ Simple80 Rev 1 Introduction This is rev 1 of Simple80 with the compact flash interface integrated on board. The motherboard has all necessary hardware to run CP/M. It is no longer zero glue logic like the Simple80, but is software compatible with the original text/html 2026-06-15T13:11:28+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:smtsoldering&rev=1781529088&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:smtsoldering Snapshot date: 2021-09-21 Generator : wayback-archiver */ Soldering SMT components forum member davetypeguy provided me with carrier boards for Altera EPM7128SQC100 which is a surface mounted component with lead pitch of 0.65mm (25.5mil). I received two versions of the carrier boards. The first version is for machine soldering which does not have much room for a sol… text/html 2026-06-15T13:11:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:spx-mpu&rev=1781529112&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:spx-mpu Snapshot date: 2025-12-25 Generator : wayback-archiver */ ADC SPX-MPU board ADC Communication's SPX-MPU board is a MC68302-based controller board for the Soneplex communication product line. This board was phased out around 2005 and large number of them were available on eBay as surplus/salvaged boards. They are still available today (2017), although at a higher pric… text/html 2026-06-15T13:13:11+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:start&rev=1781529191&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:start Snapshot date: 2025-05-16 Generator : wayback-archiver */ Introduction I worked with 68K processors during the early phase of my professional career for embedded applications, but I am unfamiliar with how 68K were used in desktop applications. I like to explore the various uses of 68K in the general desktop usage which means interface with disk, keyboard, ethernet, USB… text/html 2026-06-15T13:12:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:t68kmb&rev=1781529147&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:t68kmb Snapshot date: 2025-04-30 Generator : wayback-archiver */ T68KMB, Tiny68K with RC2014 Expansion Busses Introduction T68KMB is text/html 2026-06-15T13:12:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:t68krc_r01&rev=1781529163&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:t68krc_r01 Snapshot date: 2020-10-21 Generator : wayback-archiver */ T68KRC, Tiny68K for RC2014, Rev 0.1 Introduction T68KRC derived from version 1 of text/html 2026-06-15T13:12:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:t68krc&rev=1781529145&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:t68krc Snapshot date: 2025-01-27 Generator : wayback-archiver */ T68KRC, Tiny68K for RC2014 Introduction T68KRC derived from version 1 of text/html 2026-06-15T13:12:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny020log&rev=1781529166&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny020log Snapshot date: 2026-01-24 Generator : wayback-archiver */ Pictorial Construction Populate resistors first [www.retrobrewcomputers.org_lib_plugins_ckgedit_fckeditor_userfiles_image_builderpages_plasmo_tiny020_tiny020_resistor.jpg] Populate capacitors and sockets text/html 2026-06-15T13:13:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny020pcb&rev=1781529184&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages%3Aplasmo%3Atiny020pcb Snapshot date: 2025-09-20 Generator : wayback-archiver */ Tiny020 pc board Seeed design file schematic bare pc board, component side bare pc board, text/html 2026-06-15T13:13:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny020prototype&rev=1781529184&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny020prototype Snapshot date: 2025-02-12 Generator : wayback-archiver */ Tiny020 Prototype board schematic prototype board, component side prototype board, text/html 2026-06-15T13:13:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny020software&rev=1781529195&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny020software Snapshot date: 2025-11-12 Generator : wayback-archiver */ Tiny020 monitor T020bug V008 ←-This seems the latest stable version text/html 2026-06-15T13:13:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny030pcb&rev=1781529204&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny030pcb Snapshot date: 2025-01-27 Generator : wayback-archiver */ Tiny030 PC board Seeed Studio design files bare pc board, component side bare pc board, text/html 2026-06-15T13:13:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny68k_log&rev=1781529225&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny68k_log Snapshot date: 2025-10-15 Generator : wayback-archiver */ Tiny68K construction log First build The purpose of the first build is to develop the CPLD code, specifically the serial EEPROM loader. I have a rough idea of how the serial loader should work, but there are no detailed designs. I do not have a good simulator for the CPLD code, so I'm checking out the CPLD de… text/html 2026-06-15T13:13:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny68kdesign&rev=1781529225&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny68kdesign Snapshot date: 2022-08-12 Generator : wayback-archiver */ Tiny68K design Tiny68K schematic Tiny68K Altera 7128SQC100 schematic text/html 2026-06-15T13:14:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny68kpcb&rev=1781529247&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny68kpcb Snapshot date: 2025-11-17 Generator : wayback-archiver */ Tiny68K pc board design Seeed Studio design files Send the design files to Seeed Studio Thursday night, 5/4/17 and received the boards back via DHL a week later on Thursday 5/11/17. It is pretty impressive turn-around consider the board manufacturer is in China. text/html 2026-06-15T13:14:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny68ksoftware&rev=1781529247&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny68ksoftware Snapshot date: 2025-02-09 Generator : wayback-archiver */ Tiny68K Software Basic monitor/debugger CP/M-68K BIOS to be loaded with CPM15000.SR. This version of BIOS does not block/deblock CP/M's 128-byte sector into CompactFlash's 512-byte sector. This BIOS defines four 8-megabyte drives. text/html 2026-06-15T13:13:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny302built&rev=1781529203&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny302built Snapshot date: 2021-09-21 Generator : wayback-archiver */ Tiny302 construction log I will build one or more boards and document the step-by-step process here text/html 2026-06-15T13:13:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny302pcb&rev=1781529206&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny302pcb Snapshot date: 2024-11-06 Generator : wayback-archiver */ Tiny302 pc board design After the successful fabrication of Tiny302 prototype and a working monitor running on the Tiny302 prototype. It is time to put the design in a pc board. To minimize cost, the pc board form factor is 100mm x 100mm. This is a tight board, all components barely fit in the small form factor… text/html 2026-06-15T13:13:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny302prototype&rev=1781529223&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny302prototype Snapshot date: 2025-02-12 Generator : wayback-archiver */ Tiny302 Prototypes There are two iterations of the Tiny302 prototypes. text/html 2026-06-15T13:13:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tiny302software&rev=1781529213&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tiny302software Snapshot date: 2024-11-09 Generator : wayback-archiver */ Tiny302 Software Tinybug monitor version 0.09 Tinybug rev0.09 zipped S-record text/html 2026-06-15T13:14:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tinyz280&rev=1781529254&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tinyz280 Snapshot date: 2025-10-15 Generator : wayback-archiver */ TinyZ280, Prototyping the Z280 in 100mm X 100mm PC Board Introduction text/html 2026-06-15T13:14:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:tools&rev=1781529285&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:tools Snapshot date: 2025-11-17 Generator : wayback-archiver */ Tools for my electronic projects Inspection microscope, first and foremost. I was taught when fresh out of school by an old technician who told me that failure analysis and modeling be damned, the #1 cause of electronic failures is mechanical and a high quality inspection microscope is the first debugging tool. He w… text/html 2026-06-15T13:15:03+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:vgarc&rev=1781529303&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages%3Aplasmo%3Avgarc Snapshot date: 2026-03-03 Generator : wayback-archiver */ Text-based VGA Display for RC2014 Introduction VGARC is a text-based VGA display for RC2014. It is based on 8K of dual port RAM to communicate between RC2014 and video display. text/html 2026-06-15T13:15:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:vgaxram&rev=1781529315&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:vgaxram Snapshot date: 2025-12-12 Generator : wayback-archiver */ VGA Expansion for 128KB RAM Introduction VGAxRAM is a pc board version of the text/html 2026-06-15T13:15:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:x688&rev=1781529321&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:x688 Snapshot date: 2025-02-09 Generator : wayback-archiver */ X688, Experimental prototype for P90CE201 Introduction P90CE201 is derived from 68000 but with 8-bit data bus, 24-bit address bus and integrated I/O. Please see this page for text/html 2026-06-15T13:15:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:z80all&rev=1781529354&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:z80all Snapshot date: 2025-07-13 Generator : wayback-archiver */ Z80ALL, A Standalone Z80 Computer, Rev0 (Experimental) Introduction text/html 2026-06-15T13:16:04+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:z80lcd&rev=1781529364&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:z80lcd Snapshot date: 2025-02-09 Generator : wayback-archiver */ Z80LCD, Z80 Controller for UG32F01, 320x240 LCD Display Panel Introduction text/html 2026-06-15T13:16:27+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:z80mb64&rev=1781529387&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:z80mb64 Snapshot date: 2024-11-06 Generator : wayback-archiver */ Z80MB64, A Z80-based, Hobbyist-friendly, RC2014-compatible Motherboard text/html 2026-06-15T13:17:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:z80sbc64&rev=1781529445&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:z80sbc64 Snapshot date: 2025-10-15 Generator : wayback-archiver */ Z80SBC64, Hobbyist Friendly Z80 SBC Introduction Z80SBC64 is a hobbyist friendly version of text/html 2026-06-15T13:16:46+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:z80sbcrc&rev=1781529406&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:z80sbcrc Snapshot date: 2020-10-24 Generator : wayback-archiver */ Z80SBCRC, Z80 single board computer for RC2014 Introduction text/html 2026-06-15T12:39:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:z280rc&rev=1781527194&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:z280rc Snapshot date: 2025-05-16 Generator : wayback-archiver */ Z280RC, A Z280 Single-board Computer for RC2014 Introduction Z280RC ( text/html 2026-06-15T13:17:31+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zrc&rev=1781529451&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zrc Snapshot date: 2026-01-24 Generator : wayback-archiver */ ZRC, Z80 RAM CPLD for ROMWBW Introduction ZRC is derived from the text/html 2026-06-15T13:17:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zrcc&rev=1781529462&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zrcc Snapshot date: 2025-10-15 Generator : wayback-archiver */ ZRCC, Z80+RAM+CPLD+CF disk, Rev 0 (Exploratory) Introduction ZRCC Rev 1 homepage is text/html 2026-06-15T13:18:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zruno&rev=1781529502&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zruno Snapshot date: 2026-03-11 Generator : wayback-archiver */ ZRuno, Z80+RAM+CPLD+CF for Arduino Mega Enclosure Introduction text/html 2026-06-15T13:18:22+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zuno&rev=1781529502&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zuno Snapshot date: 2024-11-06 Generator : wayback-archiver */ Zuno, CP/M-ready Z80 SBC for Arduino Mega Enclosure Introduction Zuno is based on Z80SBC64, but redesigned so to fit in an acrylic Arduino Mega enclosure. text/html 2026-06-15T13:18:42+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zx79&rev=1781529522&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zx79 Snapshot date: 2026-03-12 Generator : wayback-archiver */ Orton ZX79, The Most Minimal Z80 Computer Introduction Karen Orton introduced her ZX79 in a post in Retrobrewcomputers forum: text/html 2026-06-15T13:18:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zz80cf&rev=1781529525&do=diff /* Imported from Wayback Machine Original URL : https://www.retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zz80cf Snapshot date: 2026-03-12 Generator : wayback-archiver */ ZZ80RC-CF, Enhanced ZZ80RC Note: ZZ80RC-CF and its close relative text/html 2026-06-15T13:18:35+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zz80mb&rev=1781529515&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zz80mb Snapshot date: 2023-10-02 Generator : wayback-archiver */ ZZ80MB Rev0, A Z280-based Motherboard with RC2014 Expansion (Obsolete) text/html 2026-06-15T12:40:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zz80rc&rev=1781527220&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zz80rc Snapshot date: 2023-03-31 Generator : wayback-archiver */ ZZ80RC, A Z280 Single-board Computer in Z80-Compatible Mode for RC2014 text/html 2026-06-15T13:19:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://retrobrewcomputers.bonedaddy.net/doku.php?id=builderpages:plasmo:zzrcc&rev=1781529553&do=diff /* Imported from Wayback Machine Original URL : https://retrobrewcomputers.org/doku.php?id=builderpages:plasmo:zzrcc Snapshot date: 2025-02-09 Generator : wayback-archiver */ ZZRCC, Z280+RAM+CPLD+CF, a SBC for RC2014 based on Z280 Introduction