Game development popstar pilot was programmed using a traditional style editor assembler robert gaults edtasm6309 on an actual tandy color computer 3 with 512k of ram. The coco 3 supports a second button the black button on the tandy deluxe joystick, as does the tandy s. Lyra pro for the tandy color computer 3 this project is an attempt to enhance lester hands original lyra program for coco. Color computer faq cocopedia the tandyradio shack color. In fact, it supports the stock tandy basic roms color basic, extended color basic, disk color basic and an authorized user can copy the stock roms to the onboard flash chip. Along with an included patch rom, the original code is patched automatically at boot time to accommodate the new features of the board. The tandy color computer 3 followed the color computer 2. In the future there are plans to port this program to nitros9 and improve the number of voices, upgrade the gui to coco 3 hires graphics, add realtime midi recording, and a pianoroll style editing interface mr. Jan 05, 2015 as indicated, the rgb port is located underneath the coco 3 and uses an idc 10 pin connector. It came with 128 kb of ram, which could be upgraded to 512 kb. The adapter only supports one fire button, because the coco 1 and 2 only supported one button, as do the dragon computers. The coco 3 is very similar to the original trs80 color computer in its capabilities. For example, if the hcolor was set to 3, and a line was drawn, the line would be color 3. The coco is alive and well, there is a thriving community that continues to use this machine, and new hardware and software are constantly being developed.
Performing surgery on a tandy color computer 3 youtube. The triad 512k sram upgrade is cloud9s revolutionary memory board for the coco 3. The color computer 3 was announced on july 30, 1986 by tandy. It is very robust, however it doesnt run in windows xp, and runs slowly in windows 9x. Floppy days vintage computing podcast a vintage computing podcast hosted by. This is a gwt port of mocha the tandy color computer 2 emulator. Full text of tandy service manual color computer 3 see other formats tandy service \ ul color computer 3 imtscpal version with 512k expansion ram card catalog number. It is the logo you saw at the beginning of this post.
Most significantly for this section, they have the same connections to the outside world. View and download tandy color computer 3 service manual online. The coco community is very strong, and there are top notch, commercial products available and new ones being developed all the time the official retro swag shop of im a coco nuts. The coco 2, introduced in 1983, is basically a refinement of radio shacks original trs80 color computer. I have divided the section into two parts so that rsdos and os9 will be separated. This project will describe how to create a scart video cable for a tandy color computer 3. Live the worlds leading live talk show featuring the tandy color computer. Days hours minutes seconds next retro event 15th annual. Tandy color computer coco3 color video playback hackaday. I didnt want to do namco the injustice of another poor clone and i wanted to do the color computer 3 justice by showing what could be achieved. The time has come to consider ditching the desk full of ancient heavy drives that were once required to let a coco load software. This happens because this is the wordpak rs sold through radio shack stores and its compatible with the color computer 3.
It runs 90% cooler than other 512k upgrades, uses 120th of the power and its also half the size. In my case i use a scart to hdmi interface to allow my color computer 3 to display on my modern wide screen tv. This site is the result of an effort to preserve color computer software and documentation. Inside they have a motorola 68b09e microprocessor, 128k of dynamic ram, and a builtin keyboard.
It is too bad radio shack rs does not publish an accurate map like this for our use. Vers le milieu des annees 1980, tandy a introduit le coco 3, qui devait concurrencer lamiga et latari st. Toolshed is a package of utilities to perform crossdevelopment from windows, linux or mac os x computers to the tandy color computer and dragon microcomputers. I probably have over 650 hrs into this project and i know i am not finished. The trs80 was a home computer originally released by the tandy corporation in 1977. I managed to pick up a working radio shack color computer that has never been opened up. Contribute to vccevcc development by creating an account on github. Cocovga is an fpgabased hardware enhancement for motorola 6847 vdgbased microcomputers from the 1980s, including the early trs80 tandy color computers. Coco 3 tandy trs80 series emulators zophars domain. Emulators the best way to experience the color computer is on real hardware, but thats not always an option. If you downloaded that and have not yet deleted it, you may prefer to fix it rather. All ports contained on the coco 1 and 2 models were also available on the coco3, e. This section is devoted to the programming languages and environments used by coco programmers. Rs232 serial, cassette, right and left joystick and a 40pin expansion.
For now, this page will be divided into three sections. Contact us tandy color computer 3 with 128k refurbished and tested, yellowing noticable on the keyboard and or case, slight case defects possiblegrade b. The first co co and second coco were fairly similar hardware wise i think while the third was quite a step up. This memory map has been created after many hours of research, investigation and experimentation. If you are after anything else just send curtis and i a email with your email addy and we can send you stuff.
It utilizes a more efficient power supply, higher integration lower parts count, and a smaller case. The nitros9 project provides an os96809 compatible operating system for the tandy trs80 color computer and dragon home computer. Aaron yates planning to play some hunt for red october again. Vcc tandy color computer 3 emulator for windows manual 1745 downloads trsf80 trs80 model i emulator version 0. Cocosdc for trs80 color computer part 5 subetha software.
As i write this, it has only been a week since i got out my old tandy color computer 3 coco. The primary goal of these modifications was most likely to lower its manufacturing cost. Burke and burke released powerboost, a software set of patches to. The latter title, as noted above, took expectations from atari 2600 caliber to colecovisioncommodore 64 heights that prevailed until the coco 3 was introduced, most coco 3 titles arent all that stellar either, to be honest, but i can only imagine the reaction this unauthorized donkey kong would have caused had it been released when the. Nick marentes whos released trs80 model 1 3 games and few coco games through tandy, and several more on his own released a new game popstar pilot in 2016 which can be purchased on a cdrom including a library of over a dozen other games, that can then be copied to run on the cocosdc, an emulator, or copied to physical floppies. In the mean time, i decided to design a tandy color computer 3 plus logo in the spirit of the tandy logos of the past using logoist 2 on my mac. The tandy color computer line started in 1980 with what is now called the coco 1 and ended in 1991 with the more powerful coco 3. Desktop tandy color computer 3 basic quick reference manual.
The coco 3 supports the double speed poke when accessing ram as well as rom so its faster, adds 4080 column text modes, adds several new graphics. Full text of tandy service manual color computer 3. Each coco comes with a variation of microsoft basic built into its rom. But it does have 64k of ram, extended color basic, and a disk drive, so most of. We ended up being able to fix two of my 512k tandy color computer 3 computers. Trs80 tandy color computer drive pak and coconet product page. If you already own a coco 3, this is the perfect time to buy an extra one. It is intended to replace both os9 level one and os9 level two once sold by tandy through radio shack stores, as those products are no longer available, and have not been sold for years. This is because in this mode, the pixel clock is the same as the ntsc color burst frequency, 3. Tandy color computer cocodragon cartridge extension pcb. Tandy 128k color computer rgb cable video game stuff. The coco crew podcast the coco crew podcast is a delicious adventure into the world of retrocomputing news and information, featuring the tandy color computer. Os9 level ii and the tandy color computer 3 1994rodger alexander see other formats.
If you used to own a coco, but dont anymore, pick up one of our coco 3s and reexperience what youve been missing. Vintage tandy 128k color computer 3 model 263334 for sale. The tandy color computer 3, introduced in 1986, incorporated a number of very significant improvements over the previous models. Getting started with color basic going ahead with extended basic. Tandy took the approach of including unmodified extended color basic code from the coco 2 in the coco 3s roms, and then patching the binary at boot time to hook in the new coco 3 features. The game had to run at 30 frames per second, the maximum frame rate of a standard tv or cm8 rgb monitor the monitor sold by tandy. The new coco 3 supported a total of 64 colors, any 16 of which could be active. The place to find all the hardware, software and services currently available for the trs80 tandy color computer. Video walkthrough guides for thousands of videogames, both new and retro, retail and freeware. Programming the tandyradio shack color computer wiki. His got 2 versions, 1 patched to run on the coco 3, and another 1 for the coco 12 running from disk.
Popstar pilot coco 3 cyclone coco programmers reference. Tandy color computer 3 coco 3 computer computing history. The coco 3 offered several improvements over the original coco 1 and coco 2, most notably the introduction of a memory management unit mmu and a new advanced color video chip acvc also known as the graphics interrupt memory enhancer gime. Discussion for tandy computers, including the trs80 models i, ii, iii, and 4, color computers, and model 100. The radioshack trs80 color computer is a line of home computers based on the motorola 6809 processor. Here are part numbers of the roms and their corresponding revision. I have obtained permission to release my coco games to the public so they may live forever. Tandy took the approach of including unmodified extended color basic code from the coco 2 in the coco 3 s roms, and then patching the binary at boot time to hook in the new coco 3 features.
Color computer hardware introduction coco 12 3 this document covers the hardware in the color computer, versions 1, 2, and 3, often called the coco1, coco2, and coco3. The tandy color computer supersite is going through some changes that are aimed at offering an overall better coco community portal started years ago as a single page with only a tower of banners with links to other coco users web pages. After getting the card i had to test, but it turns out no original wordpak software would work on this. Hi all, i am looking for two basic programming books for the coco. Graphic design was done using a commodore amiga running the brilliance graphics. Trs80 zapspatchespokestips easter eggs ira goldklang. The picture is of 3 microware guys that did work for tandy on enhancing the extended color basic rom into coco 3 capabilities. The second coco had both trs80 color computer 2 and tandy color computer 2 versions. There have been several posts on this site from people giving them awayselling them. Nov 09, 2010 a coco 2 should always work with the high speed poke where some coco 1s didnt, and the ones labeled tandy color computer from asia include a 6847 that supports true lower case letters in hardware. The new coco 3 supported a total of 64 colors, any 16 of which could be. Heres an overview of the multiuser capabilities available in os9 level ii on the color computer 3, as well as os9s basic security mechanisms. Amazing task for an ancient tandy radio shack trs80 color computer. The coco3 supports the coco 1 and 2 hardware in coco 12 compatibility mode, described elsewhere in this document.
All three coco models maintained a high level of software and hardware. This is a trs80 colour computer 3 emulators that runs in dos. Tandy coco upgrades affordable upgrades for your tandy radio shack color computer 1, 2, and 3. The trs80 tandy color computer consoles are some of the longest living vintage personal computers with an active user base spread around the world since 1980. Timber man for the color computer 3 by paul thayer youtube. Trs80 color computer the radio shack trs80 color computer also marketed as the tandy color computer and affectionately nicknamed coco and trash80 was a home computer launched in 1980. This is coco quest, a site for my trs80 color computer 2 and 3 coco2 and coco3 programs. Welcome to the programming section of the coco wiki. I have forgotten many things, and cant remember why i remember other things.
On the right side is the expansion slot, where you can plug in program paks cartridges housing a program in a rom chip. And for those who are just curious about the color computer, heres the best chance to get one. Tandy color computer 3 refurbished and tested, white case will little to no yellowing grade a. The keyboard surround and cartridge door plastic were changed from black to. The zippster zone adventures in retrocomputing with the coco. D for the various tandy doses, including color disk basic, where d is the drivespec 0 through 3. Upon startup, the rom is copied to ram and then patched by microwares code. The color computer 3 is the third incarnation of the tandy radio shack color computer line trs80.
The coco3 came with 128k ram, an analog rgb video port, enhanced 640x192 graphics capability, a 64 color palette and much more. Reimplementing and extending the tandy color computer 3 using fpga hardware 21st century color computer 3 plus. Note that this page is in its earliest stages, and is. Coco 3 cocopedia the tandyradio shack color computer wiki. Tandy color computer 3 service manual pdf download. The radioshack trs80 color computer later marketed as the tandy color computer and sometimes nicknamed the coco is a line of home computers based on the motorola 6809 processor. This made using color very flexible, but a little confusing. Rgb patch rgb patch was designed to take your cotor computer programs that display black and white on rgb monitors when using your coco 3 and fix them to display in colori rgb patch has been tested with a variety of different cassette and disk programs both copy protected. If you love the color computer, then yell it out, loud and proud, im a coco nut, or im a coconut, or, imacoconut, now matter how you spell it, its important to declare. Nov 06, 2001 coco 3 a tandy trs80 series emulator on the windows platform tandy trs80 series emulators list. Apr 21, 2011 the trs80 is based on the z80 processor, the coco on the motorola 6809. Tandy recommends desoldering c65, 85pf capacitor with their upgrade. Tandy did confuse the issue by naming coco the trs80 color compter, other than the name collision they are entirely different.
I had a small run of adhesive vinyl stickers printed with this logo on it. Tools are included to readwrite both os9 rbf disk images and coco disk basic disk images. It enables vga video output as well as a few other video improvements. It was one of the earliest of the first generation of computers marketed for home use in englishspeaking markets. Apr 19, 2020 download the nitros9 project for free. Coco 1, 2, 3 19811989 tandy s answer to the tvconnected homecomputing market the trs80 color computer was a relatively popular computer powered by a motorola 6809 processor made it the programmers machine of choice for the time.
This is actually the poweron cold start sequence for the coco 3. Nickolas marentes tribute to pacman on the tandy color computer 3. Watch entire games in hd with cutscenes, or use the videos as guides to help you beat the games. The name trs80 color computer, known as coco by its owners, refers to a family of motorola 6809based personal computers made by radio shack and produced from 1981 coco 1 until 1990 coco 3. A how to guide to the coco3fpga project original color computer 3 hardware is becoming more and more scarce as we approach the thirtieth anniversary of its introduction by tandy and 24 years since it was discontinued. This page is dedicated to all coco games coco 1, 2 or 3 put out by any publisher, including pd and shareware releases.
Downloads are from data uris works on chrome and firefox. I have tried to document some information on each if i know of anything. Tandy knew of this pix just before release into the market and decided to ship the units as is instead of reworking the rom code. Os96809 compatible operating system for tandy coco and dragon. Because the pixel clock is aligned with the color clock, the tvs color decoding circuitry can keep pace with the color changes being sent to it. Both had the same problem and solution, which was to. Jan 07, 2018 timber man is one of the newest games for the tandy color computer 3 by paul thayer. Upon startup, the rom is copied to ram and then patched by microwares. Some questions bout coco tandy computers atariage forums. These connectors can be bought very cheaply on ebay, with 2 connectors attached to ribbon cable. Here you will find all sorts of stuff related to my pursuit of my retrocomputing hobby featuring the tandy color computer in all its variations. Tandy color computer 2 coco 2 the color computer 2 was the first computer i had that was all mine to do with as i pleased it was our familys second real meaning not a video game console computer. Buy, sell, trade the onestop shop for all your tandy color.
Tandy s little wonder page 1 tandy s little wonder the color computer 19791991 a complete histor y and reference guide to the coco and all related har dware, softwar e, and suppor t sources. Now you can have free, almost unlimited hosting for your coco related project. Nitros9 is an os9 compatible operating system for the trs80 color computer, radio shack color computer 2 and tandy color computer 3. May 18, 2010 john linville was showing off a stock coco 3 playing full motion video with sound at the 2010 chicago cocofest. Downland classic tandy trs80 coco 3 color computer rom. But in a 160x200 16 color mode, their composite colors correspond to their rgb colors quite well.