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Interface Age

Building a Digital Group System
A KIM-1 Sidereal clock
Advert KIM meets S100, KIMSI
6502 disassembler Steve Wozniak Allan Baum
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HobbyComputer


Franzis Verlag, German, 1978

KIM-1 mehr als nur ein Spielzeug
KIM spielt schach
KIM versteht Pseudo Befehle
KIM als Nachschlagewerk
ASCII Ausgabe per Interrupt
Bits und Bytes
Ein Netztel fur den AIM 65
KIM Klavier
So Laufen KIM programma auf dem AIM 65
SYM druckt 16 Byte pro Zeile
Testhilfe fur den KIM-1
Das VIA 6522
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Chip

Pages from CHIP 9 1978 and CHIP Special 1981

Siegerkur 6502 6800 8080 SC/MP
Stunde der Wahrheit KIM-1
Von Alpha bis Omega MCS Alpha 65
A/D und D/A fur Sprachverarbeitung
Dynamische Schreib-Lese Speicher fur 6502-systeme
KIM-1 steuert SR51
AIM 65 als interrupt-gesteuerten Frequenzzahler
Schrift und graphik aus einem IC
Systemerweiterung fur KIM-1

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KIM-1 programs by Nils

Nils a.k.a. netzherpes typed in a number of KIM-1 programs to run on his PAL-1, the KIM-1 compatible clone.
Not only does he types them in in assembler, some even by contacting the original author!, tests the programs and also provides source and ready to run binaries or papertapes.
And he draws nice looking cover images!

On his github page he has the most recent versions and adds new programs regularly.
Also checkout his blog!

Here a summary of the programs:

Banner for KIM-1

KIM-1 Banner
by Jim Zuber
from KIM USER NOTES #18

Download here!

Battleship

You have 20 shots to detect a 3×1 ship on a 8×8 grid. The ship can be aligned horizontal, vertical or diagonal.
How to play: Enter the coordinated and fire (Button F). If you hit the ship, the mostright counter will jump to 01.
If you hit all 3 coordinates of the ship, you won, the display will show “dEAd” and the number of shots used.
(c) 1978 Roland Kushnier (orig)
(c) 1979 Jody Nelis (bugfix)

Download here!

Target 1 for KIM-1

Little shooting game for the KIM-1
June 18th, 1979
(C) Fer Weber

Download here!

Target 6 for KIM-1

The 6 column Version of Fer Webers Target1 Shooter Game (https://github.com/netzherpes/Target1-for-KIM-1)
Author Fer Weber
published in KIM Kenner 8 on 18.06.1979

Download here!

Telefonbuch for KIM-1

original title: “Datensuche”
by Herwig Feichtinger
(c) 1981 in Anwendungsbeispiele für den Mikroprozessor 6502

Download here!

Phonebook 2.0 for KIM-1

original title: “Datensuche”
by Herwig Feichtinger
(c) 1981 in Anwendungsbeispiele
für den Mikroprozessor 6502

Download here!

Pocket Calculator for KIM-1

by Siep de Vries, KIM Club The Netherlands
INPUT/OUTPUT IS EITHER TELETYPE
OR KIM KEYBOARD AND DISPLAY

Download here!

Tunesmith for the KIM-1

(c) 1979 Anthony T. Scarpelli
found in micro 6/79

Download here!

KIM-Piano

a silly small Piano for your KIM-1
KIM Piano
(c) by Peter Engels 1979 *

plays whole notes from C to D
by pressing the buttons 0-F.
Download here!

LEDIP a text editor for the KIM-1

The author of the program, Kiumi Akingbehin, Professor at the Michigan University

Download here!

KIM-1 Dungeons and Dragons Dice Simulator

(c) 29.7.80 Myron A. Calhoun
Manhattan, KS

Download here!

TTY rapid Dump/Load

an extension to M.Gönners hex Loader by Bruce Nazarian

Located in Compute II June 1980
Download here!

Baseball-for-KIM-1

‘Bob’ Leedom published another game called Baseball in the KIM user notes issue 16

Download here!

MatchThis-for-KIM-1

by Gino F. Silvestri
A Simon says game for the KIM-1

Download here!

KIM Venture walktrough

This is a walkthrough of one of the most amazing computer games in history.
KIMventure is a (colossal cave like) adventure game for the KIM-1 that fits in only 1 (ONE) KB of RAM. It offers 24 room to explore with a lot of traps and riddles to solve. It was programmed in 1979 by Robert Leedom with pen and paper (no assembler etc.)

Download here!

Hexpawn – another KIM-1 game from 1978


Download here!

Seawell Little Buffered Board

Seawell produced many KIM-1/SYM-1/SIM 65 boards.

Manuals scanned by Clayton Seale, thanks!

Little Buffered Motherboard manual
Seawell 16K RAM board

Here some advertisements from the 6502 User notes.



Some photos of Seawell products.
Seawell SEA-16 RAM Expansion Board (REV C)



Seawell Little Buffered Motherboard (LBM 4034)

Brutech B.E.M.

Brutech Electronics Microsystems – B.E.M

Gebroeders Bruyn, Vinkeveen. Small company, custom made electronics and standard microprocessor boards and systems aimed at industry and hobbyist.
During my years with Radio Bulletin we often worked with Brutech, and I visisted their office/manufacturing plant in Vinkeveen several times. The BEM-bus became the standard bus for expansion at Radio Bulletin after the first BEM-1 card was connected to the KIM-1 by Dick de Boer. Brutech specialized in the beginning on the KIM-1/VIM/SYM-1 expansion cards, later on they made their own CPU cards and besides the 6502 cards with CPUs like the 6809 were available.

Products designed and/or sold by Brutech, if applicable a link to available information is given.
(with thanks to Gerben Voort, René Rutten, Fred Jan Kraan en Robert Henneke)

See the adverts below.



Microgebeuren


B.E.M 4K+

A 4K SRAM card in small format for KIM-1, SYM-1 and AIM 65.
I own this 4K RAM card.

BEM-4KPlus

B.E.M-PROG-1 2708 programmer card

B.E.M-CPU-1 6502

Low cost 6502 CPU card

BEM-CPU-1 circuit diagram
BEM-CPU-1
  • B.E.M.-SBC2X/SBC3X 6502 (2), 6809(3) RTC 3 VIA 6522 USART 2651/2681
  • B.E.M.-SBC2X/SBC3X 6502 (2), 6809(3) RTC 3 VIA 6522 USART 2651/2681

    6502 SBC2 or 6809 SBC3 based card.

    BEM-SBC3 circuit diagram
    B.E.M.-SBC2X/SBC3X datasheet

    B.E.M-VIDEO-1 6545

    A video card with the 6545 controller. Black and white composite.

    B.E.M-VIDEO-1 datasheet
  • B.E.M-MON-1 for B.E.M-CPU-1 with RAM/ROM and 6530–04 TIM monitor

    B.E.M-MON-1 for B.E.M-CPU-1
  • B.E.M–sbc11X Half EUROCARD 6809 via 6522 RAM/ROM RTC
  • B.E.M–sbc11X Half EUROCARD 6809 via 6522 RAM/ROM RTC

  • B.E.M-RTC-1 Realtime clock
  • B.E.M-RTC-1 Realtime clock



    Clink for large image

  • B.E.M-1 2K SRAM
  • B.E.M-1 2K SRAM

    A simple 2K SRAM card with 16 2102 ICs. Used in the first hardware expansion article in Radio Bulletin 1977.

    B.E.M-1 2K SRAM
    Geheugenuitbreiding voor de KIM
    Radio Bulletin November 1977 Original article
    Memory expansion for the KIM
    RB Nov 77 English
    Geheugenuitbreiding KIM Dutch
    Memory expansion for the KIM
    source and binary

    B.E.M Impact 1000


    A 19 inch rack based system with eurocards. a development system, floppy drive based.

    BEM Impact 1000, Januari 1980, Hans Otten

    PC100 (AIM 65 OEM by Siemens)

    De PC100 getest (AIM 65), Augustus 1980, Hans Otten

    Samson and Satellite

    Samson en Satellite getest, November 1980, Hans Otten

    BEM BUS system Eurocord system

    Article about the BEM bus system by CJ de Bruyn Brutech

    VIM-1 (SYM-1 first version)

    De VIM getest, November 1978

    BEM-4

    1K SRAM, 3x 2708 EPROM

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    HDE card cage, floppy drive

    Hudson Digital Electronics Inc

    Known by advertisments in the KIM-1/User Notes.


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    Books for the 6502: KIM-1 and more

    KIM-1, AIM-65, SYM-1 and other 6502/65C02/65C816 related books.
    A mix of English, German and Dutch books.
    On my bookshelf I have quite a collection of books on the 6502 family.

    Note that manuals and books that come with systems are shown on the pages of the corresponding system!

    KIM-1 experiments
    How to Build a Computer-controlled Robot (with a KIM-1)
    Tod Loofbourrow
    Microprocessor Systems Engineering
    R.C. Camp, T.A. Smay, C.J. Triska
    AIM 65 System 65 parts
    Microprocessor programming and applications
    for scientists and engineers (Richard R. Smardzewski
    6502 Software Gourmet Guide and Cookbook
    6502 Users Manual
    AIM 65 Laboratory Manual And Study Guide
    Anwendunsgbeispiele fûr den Microprozessor 6502
    Microprocessor_Fundamentals KIM-1
    Best of Micro Volume 1 1978
    Best of Micro Volume 2 1979
    Best of MICRO 3, AIM 65 SYM-1 KIM-1 part June 1979 May 1980
    Compute’s Machine Language for Beginners
    Compute’s The Second Book of Machine Language
    Programming a Microcomputer 6502
    Programmieren von Mikrocomputern CPU 6502 (Skriptum)
    How to Build a Microcomputer .. and really Understand It!
    Mikrocomputer ohne Ballast
    Micro Principles KIM-1 user guide chapter 8
    Digitaalschakelen met de KIM-1
    6502 Assembly Language Programming
    6502 Programmieren in ASSEMBLER
    Microcomputer Experimentation with the MOS Technology KIM-1
    6502 Machinetaal Subroutines
    6502 Assembly Language Subroutines
    Microcomputer experimentation with the AIM 65
    Machine Language Programming Cookbook part 1
    Machine Code for Beginners
    Microcomputer Systems Principles Featuring the 6502 KIM
    Beyond Games: System Software for your 6502 Personal Computer
    Assembly Language Programming
    Using 6502 Assembly Language
    6502 Machine Code for Humans
    Programming the 65816 including the 6502, 65C02 and the 65802
    Programming the 65816 including the 6502, 65C02 and the 65802
    Forth Programming
    Programming the 65816
    Programming and Interfacing the 6502 with Experiments
    Synertek 1981-1982 Data Catalog
    Synertek DataBook 1983
    Third Book of OSI
    TSC 6502 Games Package 1
    TV Typewriter Cookbook
    Zaks 6502 Anwendungen
    6502 Games
    6502 Applications
    Advanced 6502 Programming
    Fortgeschrittene 6502 Programmierung
    Programmierung des 6502
    Programming the 6502
    6502 Applications book
    Programmeren van de 6502
    Microprocessor Interfacing Techniques
    Microprocessor Concepts and Applications
    Publisher: Lab-Volt
    6502 Assembler-Kurs für Beginner
    6502 Machine Code For Beginners
    A low-lvel language for use on the MOS 6502 Microcomputer
    6502 Microcomputer Programmierung
    Programmieren in Maschinensprache 6502
    The Giant Handbook of Computer Projects
    First Book of KIM, 1977, 1978
    Published by Hayden Book Company. Later version, corrected edition
    First Book of KIM, 1977
    Published in Europe by Human Electron GMBH. Earlier version, corrections required
    The Appendix SYM/KIM tot the First Book of KIM
    1979, Robert A Peck, Hayden Book Company
    Rockwell Produktübersicht in deutsch
    Rockwell Microelectronic Data Devices Catalog 1979
    1981 Rockwell Electronic Devices Division Data Book
    1984 Rockwell Data Book
    1985 Rockwell Data Book
    1987 Rockwell Controller Products Databook
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    Micro Technology Unlimited

    Micro Technology Unlimited produced a lot of hardware and software for the KIM-1, SYM-1, AIM 65 and more.
    The company is still in business, now sells Karaoke software.

    On these pages I have collected what is known about MTU and the products for the KIM-1 (and the MTU-130/140).
    With thanks to David Williams, Eric Wright, Dave Plummer, Jack Rubin and Eduardo Casino.




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    KIMSI S-100 Interface/Motherboard

    Forethought Systems produced a motherboard, the KIMSI, for the KIM-1 in 1977 that enables to add 8 S-100 boards to a KIM-1.
    The S-100 standard, developed for the IMSAI and such 8080/Z80 systems, was a huge success that made affordable standardized systems available, mostly with CP/M as operating system.
    The KIMSI married the 6502 world to these pool of boards. The KIMSI was sold as kit, with one S-100 connector. OF the KIMSI’s I have seen most were used with a memory board.

    I acquired a KIMSI in August 2026. It was build into a plexiglas/aluminium case, with a KIM1 (Rev G) and a ‘microcalculator board’. For photos see below.


    KIMSI Interface/Motherboard
    Assembly /Operating manual
    Improved version August 2026
    KIMSI brochure


    The BETSI: S-100 bus for the PET

    My KIMSI

    I acquired a KIMSI in August 2026. It was build into a plexiglas/aluminium case, with a KIM1 (Rev G) and a ‘microcalculator board’. I took the system apart, no room to store the big ugly thing.

    Other KIMSI photos from the internet