TRS-80 Models 8/3/1977 In press release # 7741-A, Radio Shack announces the Level 1Model ITRS-80 (4KB RAM, 4KB ROM, keyboard, black-and-white video display, and tape cassette), at a price of $599. 8/1978 Radio Shack announces theModel ILevel II, at a price of $1099...
Cassette tape drive with graphical on-screen controls Printer support Serial port for RS-232 communications Joystick support (using a Windows joystick – TRISSTICK and Alpha Products joysticks are emulated) Registered Version: All features included in the shareware version High resolution graphics (Radio...
out 5633: 21 AC 7F LD HL,$7FAC ; Error message 5636: CD AE 45 CALL PrintPacked ; Print error message 5639: CD F8 01 CALL $01F8 ; Turn off tape drive 563C: C3 F5 55 JP $55F5 ; Go back and try again (you better not abort ... we already changed memory) 563F: CD F8 01...
For the TRS-80, it can run Level I or Level II Basic, but it doesn't yet support a cassette tape drive or floppy drive. I haven't tested it that thoroughly either, so any help with it would be welcome. I mostly made it to test the Z80 cpu implementation in a simpler computer ...
HTERM/CIM and HTERM/BAS: "Smart" termi- nal enabling programs for the TRS-80 microcomputer. Be- havior Research Methods & Instrumentation, 1980, 11, 71-72.KIRK, R. C. HTERM/CIM and HTERM/BAS: "Smart" terminal enabling programs for the TRS-SO microcomputer. Behavior Research Methods&...
Accesses the built-in floppy drive three times. The activity light should activate and the head solenoid should click. (See Model II video above to see this in operation.) Set the system to 64 or 80 column mode depending on the machine. On the Model 4P, displays a test pattern in 80...
ASME B 18.6.3 (T4.11.1-1) - 2024Standard Test-Plate Thickness and Hole Sizes for Drive-Test Inspection of Tapping Screws 26 [ISO] ISO 3508 - 1976Thread run-out for fasteners with thread in accordance with ISO 261 and ISO 262
The second-floor of the game is a completely separate program that loads ; at $435E over the first floor code. Obviously this loading code must ; remain resident.42EC: CD F8 01 CALL $01F8 ; Turn off the tape drive 42EF: 21 41 43 LD HL,$4341 ; "CHECKSUM[CR]" 42F2: CD D0 45...
Tape 'N' Image (Computize) [disk] TW-80 Patcher v1.2 (Doug Masten) [disk] Wild Disk IO (L. Todd Knudsen) [disk] Wordpak Utilities [disk] 2020/07/27 - Added XT-ROM v2.2 (Burke & Burke) [disk] 2020/07/27 - Added Voyager II to Uranus and Neptune (Mike Fincke) [disk] 2020...
NEWDOS/80 v2.5 was released adding Hard Drive support to the operating system. It required 48K of RAM and Apparat stressed in its marketing materials that the only diferences between v2.0 and v2.5 was hard drive support. Only registered owners of NewDOS/80 v2.0 could purchase NewDOS/80 v...