Trs 80 cassette software development

As with the trs 80, when people first purchased their shiny system 80 it was usually as a cassette based 16 kilobyte ram machine. The trs80 model 100 is a portable computer introduced in 1983. I have some instant software releases id like to test and play on cassette for trs 80 model i. Connect your trs 80 cassette input to your pc soundcard. The gazette described the products sold by the two companies, mixed in with operational advice and interesting facts about using cassettes with your trs. In the next three or four posts ill be giving a high level overview of implementing the various subsystems video controller, keyboard interface, cassette audio rendering, etc. Looking for native c compiler for the trs80 model i. This page is the main search page for trs80 model i, iii, and 4 software. Much software was developed for these computers, particularly the relatively. Indeed, adding disk drives and memory expansion often cost more than the base unit itself. It was the first game from big five to include speech. Cassette and label have a bit of light wear, but are in excellent shape overall. Search the trs80 software archive ira goldklangs trs.

Our leveli trs80 system allows the user to learn programming with. Basic multi keyarray sort for model iv cmd microsystems software inc 1983 cobol106. 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. The following documents were found from various locations on the web. Does anyone know if there is a cassette based c compiler that run on trs 80 model i.

Ulcbas is the lower case driver for cassette basic. Do your coding on a modern machine and the cross compiler emits a binary thatll. The mikrokolor hardware was designed by paul andreasen, the digital interface and graphics routines created by james cole, and the software written by andrew baird. Thanks, guys, my idea is to write about the use of cassette based software for software development, as if we were in the 80s. Now emulates diskbased model iii using phillips v1. Like other, similar systems, the trs 80 used a cassette tape player as a storage device. It is one of the first notebookstyle computers, featuring a keyboard and liquid crystal display, in a batterypowered package roughly the size and shape of a notepad or large book. Breakdown is inspired by the classic video game breakout and to a lesser degree tetris. This archive is concerned exclusively with the preservation of artifacts for the trs80 model ii so that future enthusiasts can keep these historically important microcomputers operational. Hardware cassette ira goldklangs trs80 revived site. Trs80 trash talk is the podcast about all things trs 80. Software for the trs80 model iv from the trs80 archives. Software for the trs 80 model iv from the trs 80 archives.

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. The trs80 has a fullstroke qwerty keyboard, the zilog z80 processor, 4 kb dram standard memory. The early portable trs 80 model 100, designed by kyocera and released in 1983, was evidence that, by that. Not all software submitted will be put into the archive. Bas files can be converted to cas or wav using an emulator. I originally wanted to release breakdown as a real packaged software product, with a paper manual and prerecorded cassette tape. Trs80 revived site by ira goldklangs is an archive of everything related to the tandy radio shack trs80 microcomputer lines.

Once the command returned, the program was stored and you could stop recording. Tbug 1978 radio shack trs80 4k level ii cassette tape. Im working on getting an input from a cassette for a trs 80 microcomputer of 70s vintage. If you just want to check out the software and know little about how a trs80 model 1system 80 works simply do the following. Trs80 model ii archive project pski software development. Software and links for the trs 80 micro color computer model mc10. They were originally released on cassette, but later we produced disk versions as well. It is a second order high pass active filter with rolloff frequency of 2khz in a sallenkey topology with a unity passband gain, and ive used this as an input to a 555 timer with with appropriate threshold voltages. Im fooling around with matthew reeds trs 80 model 1iii4 emulator for windows trs32 and am have trouble using virtual cassettes. The cassette gazette was a 1983 one issue advertising newsletter that was a joint production of lemons tech and kwik software. Robot attack is a clone of the arcade game berzerk written by bill hogue and jeff konyu for the trs 80 and published by big five software in 1981. A cassette tape drive for program storage was included in the original base package, but it proved slow and fiddly in practice. Engineer 125915, 1, bas, david bohlkesoftside, autorun. Why im building an fpga trs80 topten software blog.

The model 4d runs most trsdos and ldos software desinged for the model 4 and. The trs80 cassette interface cable is comprised of 4 main parts. Big80 is an implementation of a trs80 model 1 in an fpga. Site contains emulators, programs, manuals, books, patches, games, hints, discussions, questions, forums, and tons more. When prompted, insert the edtasm tape, set the baud rate to 500 and enter edtasm. It is generally easier to use ordinary digits for the model 1, model 2 and model 3. I even hooked up the cassette port to an amplifier, and i connected the composite video out on my old trs 80 to our big. Please choose your search criteria from the boxes below.

Behold the power of this sometimes operational cassette tape. They are known as the model i, model ii, model iii, model 4, model 4p, model 4d, model 12, model 16 and model 6000. The trs 80 short for tandy radio shack z 80 was radio shacks entry into the consumer microcomputer market. I have no software or os for it, just the hardware. I offer thanks to those that spent the time scanning these. Its a nod to big five software who developed some of the best trs 80 games back in the day. It should run on any trs80 model i, iii or 4 with 16k or more of ram. Both of these tapes are suggested only for advanced programmers with a knowledge of. I work in it, and came across an old radio shack trs 80 model 4, that turns on, at least.

Usually youd leave a span of extra space and then record your next program, noting the counter of that program with a little log notepad. Instantly run any program below in a trs80 javascript emulator. Assembler source code converter for tape 124627, 1, cmd, autorun. The trs80 would start sending the program to the tape deck after receiving a command typed into the keyboard. This chip is designed specifically for an onoff logic output rather than the 2917s analogue voltage output. The trs 80 would start sending the program to the tape deck after receiving a command typed into the keyboard. His recording device was originally a hifi separate cassette deck after experimenting. I am using it to emulate a model iii with level ii basic. The tough thing about loading tapes on model i is that you need to know the loading commandfile name, particularly for games written in assmebly. As with the trs80, when people first purchased their shiny system 80 it was usually as a cassettebased 16 kilobyte ram machine. I have used the menu to insert the virtual cassette, and the emulator as expected creates a new, blank. Also included is the 250baud system tape for loading edtasm on a model 1 level 1 system.

Trs 80 revived site by ira goldklangs is an archive of everything related to the tandy radio shack trs 80 microcomputer lines. The emulators support virtual cassettes and protected disks and ive already converted all the tapes and disks i have. They can also be copied or converted for use on modern media players and then loaded on the mc10. We endeavor to maintain only clean master copies of software. Trs 80 mc10 micro color computer lives to play again introduced in 1983 by radio shack, the trs 80 mc10 was once the worlds cheapest colorcapable pc. It appears to have been written by wayne lemons, the. If you have the standard trs 80 cable plug the plug that normally goes into the ear output of a ccr8x into the pcs headphones output. Contribute to calphooltrs80mxs development by creating an account on github. Trs80 in an fpga keyboard controller topten software blog. As i continued to study examples in 80 micro, i showed some of these programs to my brother. This driver can not be executed from basic, it must be converted to a cmd disk file using the tapediskcmd utility included in trsdos 2. It is one of the earliest massproduced and massmarketed retail home computers. The radio shack editorassembler on cassette and william barden jrs book trs 80.

The first version offered, known as the model i, had a blackandwhite display with character mode graphics, and could not support a disk drive or more than 16k of memory without adding on a special expansion. Use your pc as a cassette player for your trs 80 model iiii4 level i and ii ok, the long promised play cas fix, again. The mikrokolor was a color graphics interface for the trs. This was how many trs 80 games were sold back in the day. Includes emulation of model 3 mode, floppy drives, hard drive, sound, high resolution graphics, up to 128k of memory, realtimeclock, rs. Trs 80 cassette software showing 110 of 10 messages.

Contribute to jggamestrs80mc10 development by creating an account on github. He brought over a couple of items that hed gotten at a clearance sale at radio shack. Breakdown a new trs80 game pski software development. There arent any internal expansion capabilities, but two versions were eventually released. Tbug 1978 radio shack trs 80 4k level ii cassette tape software very rare. I also need you to check for cassette tape software and trs80 coco manuals. This site is the result of an effort to preserve color computer software and documentation. A collection of manuals, pamphlets, information leaflets and other materials regarding the tandy trs 80.