Radio shack service manual for the trs80 model 4p and 4p gate array computers. By 1979, the trs80 had the largest selection of software in the microcomputer market. It is in somewhat rough shape, but, cosmetically, the case is intact, with a few scratches and wear marks. Radio shacks model iii hires card is the same as the model 4 card except that the undocumented features of the model 4 card are not present. Trs80 model 1iii4 4p game software page last updated on april 8, 2005. Welcome to the humongous trs80 archives, a humongous collection of trs80 related sites, books, magazines and software. The model iii was largely, but not completely, software and hardware compatible with the model i. In a previous life i was an operating system programmer for the radio shack trs 80 model i and model iii. Like the model i, the model iii used a z80, but running at 2. Trs 80 model iii software tandy the micro editor 5 14 south western publishing. And please let us know if theres anything were missing. He has expressed his support for our efforts to do likewise for the model ii line of computers. The fatfs code has also been updated to the latest version march 15, 20 and tuned for performance.
Originally called the radio shack microcomputer newsletter, the first issue, published in 1977, was four pages long. It is compatible with model iii software and cpm application software. The caption for this ad is youll find more software for the trs 80 than any other microcomputer the ad is in great condition. We talk about jetset which is a flight simulator for the trs 80 model ii. Trs80 model iii 16k level ii machine has a part number of 2621062 while the u. Until 1982, the trs 80 was the bestselling pc line, outselling the apple ii series by a factor of five according to one analysis. This is because there were so many models of the trs 80, each with its own character set, in one of two video modes, or four in the case of the model 4.
This page is a simplified version of david keils application software page. Most of them should also work with the trs80 model iii but some will not run. Like the model i, the model iii used a z 80, but running at 2. There is also some information on the model 100102, model 200, model 600, color computer, and pocket computer lines as well as printers. According to the product introduction in the november 1978 issue of the trs. Until 1982, the trs 80 was the bestselling pc line, outselling the apple ii series by a factor of 5 according to one analysis. After attempting to port zork from the model 4 and discovering a problem with lsdos going all the way back to the 6. The m3se model iii system expander is an addon device for the vintage radio shack trs80 model iii, model 4, model 4d, and model 4p microcomputers. The model 4 has a faster z80a 4 mhz cpu, larger video display of 80 columns by 24 rows, bigger keyboard, and can be upgraded to 128kb of ram. By 1979, the trs 80 had the largest selection of software in the microcomputer market. Trs80 model 1iii44p cassette software page last updated on april 8, 2005. Instantly run any program below in a trs 80 javascript emulator. I talk about making 80track bootable disks for lsdos, ldos, and newdos80 to boot on the super micro, and i also talk about trs80 model iiii44p4d crt tubes. I just got a trs80 trash80, not coco model iii, and i have some questions.
Trs80 model iii emulator for windows relive the glory of 80s 8bit computing. Radio shack trs80 model iiii videotex signup kit compuserve 262224 software. I talk about fitting hires graphics, rs232 and a simple speed up, and a hard drive to the model 4 super micro. Vintage trs80 computer software trsdos word processing training floppy disk model iii model 4 tandy radio shack operating system 1984 finderspickerspaper 5 out of 5. It is generally easier to use ordinary digits for the model 1, model 2 and model 3. Clear the search box to show the entire planet emu list. This site is devoted to providing extensive information on the line of trs 80 personal home computers, with a specific focus on the model i, model iii, and model 4. These cas files can also be used with a real system 80 or trs 80 model 1. Welcome to the model iii 44d4p system expander m3se project. Mar 05, 2018 it should run on any trs 80 model i, iii or 4 with 16k or more of ram. Search the trs80 software archive ira goldklangs trs80. Sharp 80 is designed to be powerful but easy to get stated with the basics.
After you download and install the emulator, youll see this screen if you see complicated technical information on the right side of the screen, you can hide it with the f5 key the simplest way to get started is to boot into cassette basic. Lots of trs80 software can still be used thanks to trs80 emulators. This service is inspired by and adheres to the concepts laid out by ira at. Works on mac os x, windows, or any operating system that supports truetype. It offers the trs80 user manu features and enhancements that are not included in trsdos. Additional characters have been added to the fonts to support all of isolatin1, windows ansi, and macroman, as well as block element characters and other miscellaneous unicode characters. It connects to the buffered expansion port, and provides these benefits. Basic multi keyarray sort for model iv cmd microsystems software inc 1983. Included is the original model 1 version plus the later version that was modified for the model iii 4.
Just got a trs80 model iii, and i have questions tandy. I added the zip files, contents listings and some archives. A group to discuss and support the various computers made by radio shack designated as trs80. Now emulates diskbased model iii using phillips v1. Software and disk images fro the trs80 model iii from the trs80. Includes emulation of floppy drives, hard drive, sound including orchestra 8590, high resolution graphics, up to 1mb of expanded memory, speedup boards, realtimeclock, joystick, rs232 communications, and more. Sharp 80 is a free trs80 microcomputer emulator for windows. As with the trs80, when people first purchased their shiny system 80 it was usually as a cassettebased 16 kilobyte ram machine. The emulator comes with the full support for z 80 microcomputer emulation and has its own builtin rom and dos for operating it. The model iii is the successor to the model i and was released in 1981. Ldos is an advanced operating system developed for the trs80 model iii or model 4 in the model iii mode by logical systems. These programs are for the trs80 model 1 or clones like the system 80.
Most of them should also work with the trs80 model iii but some will not run successfully due to hardware and rom differences. Software for the trs 80 model iv from the trs 80 archives. Download the worlds most complete trs80 color computer text font set, in truetype format. This vintage ad would look great framed and displayed. The big list of trs 80 software instantly run any program below in a trs 80 javascript emulator. Then, in our main segment, we talk to trs 80 model 100 enthusiast josh malone.
This is a 1981 ad for a radio shack trs 80 model iii computer. Apr 21, 2017 sharp 80 is a free trs 80 microcomputer emulator for windows. Instantly run any program below in a trs80 javascript emulator. This site is devoted to providing extensive information on the line of trs80 personal home computers, with a specific focus on the model i,model iii, and model 4. This list includes software that was sold labelled as a radio shack or tandy product. Breakdown is inspired by the classic video game breakout and to a lesser degree tetris. The emulator comes with the full support for z80 microcomputer emulation and has its own builtin rom and dos for operating it.
Ive made some major extensions to xtrs, an emulator that runs under unix with the x window system. Ira has offered these types of disk services for many years for the trs80 model iiii4 machines. Unlike the model i, the model iii was an allinone design. More recently, in a fit of nostalgia, ive gotten interested in trs 80 model i iii 4 emulators. The trs80 tandy 2000 marked the end of the line for the trs80 branda shift which came just as the industry began transitioning to a msdos based standard pioneered by. Search the trs80 software archive ira goldklangs trs. The model ii used the trsdosii operating system which made it largely incompatible with model i software, and is thus considered a rather obscure trs80 model.
Tandy corporation introduced the trs 80 model 4 in april 1983 as the successor to the trs 80 model iii. Enter the url for an image to download a trs80 model iiiii4 computer graphics ie. They are known as the model i, model ii, model iii, model 4, model 4p, model 4d, model 12, model 16 and model 6000. There is a scan of the manual for this card on wade finchers trs 80 page. Radio shack service manual for the trs 80 model 4p and 4p gate array computers. October radio shack begins shipping the trs 80 model ii to users. Welcome to the humongous trs80 archives, a humongous collection of trs80related sites, books, magazines and software. It should run on any trs80 model i, iii or 4 with 16k or more of ram. Software for the trs80 model iv from the trs80 archives. The another mans treasure series consists of 22 fonts the largest of any series in my retro computing fonts collection. If you see complicated technical information on the right side of the screen, you can hide it with the f5 key. Trs80 model ii archive project pski software development. This cut down on radio interference and helped with school sales which were concerned with.
This includes the model i, model iii, model 4 and model 4p. Theres some discussion about arcnet, cpm plus and floppy disk baking. The m3se model iii system expander is an addon device for the vintage radio shack trs 80 model iii, model 4, model 4d, and model 4p microcomputers. The model ii used the trsdosii operating system which made it largely incompatible with model i software, and is thus considered a rather obscure trs 80 model. It also includes max 80, genie iii, lnw 80, system 80, and model 4 cpm, although those systems are incidental and are not really part of the archive.
Indeed, adding disk drives and memory expansion often cost more than the base unit itself. The caption for this ad is youll find more software for the trs80 than any other microcomputer the ad is in great condition. In mid1980, the broadly compatible trs80 model iii was released. Breakdown a new trs80 game pski software development.
Once downloaded, copy the file to your trs80 emulator or real machine and then run gload imagebin. Ensure the emulator is configured as a 48k trs80 model 1 or system 80 machine with disk drives enabled. May tandyradio shack announces the trs 80 model ii. This page is the main search page for trs80 model i, iii, and 4 software. There is a scan of the manual for this card on wade finchers trs80 page. Data communications can materially expand your computing horizons. It also includes max80, genie iii, lnw80, system80, and model 4 cpm, although those systems are incidental and are not really part of the archive. Please choose your search criteria from the boxes below. The software is created keeping in mind that it will behave like a fully functional trs 80 microcomputer, that were used in earlier times.
Trs80 model 212166000 lsdos scroll protect working after 35 years. October radio shack begins shipping the trs80 model ii to users. After you download and install the emulator, youll see this screen. Until 1982, the trs80 was the bestselling pc line, outselling the apple ii series by a factor of 5 according to one analysis. Radio shack trs80 model 4 computer unboxing and test. Welcome to the model iii44d4p system expander m3se project. September one month after launching the trs80, 10,000 are sold. The software is created keeping in mind that it will behave like a fully functional trs80 microcomputer, that were used in earlier times. It featured a more powerful 14k level ii basic rom, lowercase support, and had a numeric keypad built right in.
First of all, it adds data transportability you can read ldos diskettes on a trs80 model i, or on a model iii or 4. This is a 1981 ad for a radio shack trs80 model iii computer. Radio shack introduced the eventual replacement to the model i, the model iii, in 1980 the model ii, introduced in 1979, was part of a separate line of business computers. It also includes max80, genie iii, lnw80, and model 4 cp m, although those systems are incidental and are not really part of the archive.
This page is the main search page for trs 80 model i, iii, and 4 software. It also includes max80, genie iii, lnw80, system80, and model 4 cpm, although. That is, graphics are always 640x240, text and graphics cannot be overlayed, and there are no scrolling registers. Welcome to the model iii44d4p system expander m3se. Consequently, a lot of software was written for this vanilla tapebased configuration. This is a demonstration of the trsbox serial software on a trs80 model iii with a frehd hard drive emulator and an atc serialip. This is a fullfeatured emulator of a trs80 model iii microcomputer. This service is inspired by and adheres to the concepts laid out by ira at trs 80. The program will output audio through the sound port, which you can connect to the 80s external cassette input. The big list of trs80 software instantly run any program below in a trs80 javascript. First of all, it adds data transportability you can read ldos diskettes on a trs80 model i, or on a model iii. Radio shack trs 80 model 4 computer unboxing and test. September one month after launching the trs 80, 10,000 are sold.
The name is an abbreviation of tandyradioshack, z80 microprocessor. With knut rolllunds play cas software you can use your pc as a cassette player. Support and information for those interested in the tandy or radio shack z80 computers, such as the model i, model ii, model iii, model 4 and model 4p, as well as clones like the lnw80 at the creation don. Trs80 model iii software tandy the micro editor 5 14 south western publishing. Apr 15, 2017 the trs80 tandy 2000 marked the end of the line for the trs80 branda shift which came just as the industry began transitioning to a msdos based standard pioneered by the 1981 ibm pc. Trsbox serial demo on a trs80 model iii with frehd youtube. I talk about making 80 track bootable disks for lsdos, ldos, and newdos 80 to boot on the super micro, and i also talk about trs 80 model i iii 44p4d crt tubes. Ira has offered these types of disk services for many years for the trs 80 model i iii 4 machines. The z 80 generates the io readwrite transactions by asserting iorq and places the address in a70. These programs are for the trs 80 model 1 or clones like the system 80. The goal of the game is to score as many points as possible by breaking as many bricks as possible with a bouncing ball while trying to keep the ball in play and avoiding falling bricks. Sharp 80 with cpu internal display turned on about sharp 80. The trs80 micro computer system trs80, later renamed the model i to distinguish it from successors is a desktop microcomputer launched in 1977 and sold by tandy corporation through their radioshack stores.