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SEBHC (Society of Eight Bit Heathkit Computerists)
Log in to DISCORD for help and real time discussions
Mission is to extend the life of the original Heathkit computers by:
- Preserving as much software as possible
- Preserving as much documentation as possible
- Reproducing and modernizing as much hardware as possible
Les Bird's H8-Z80 PLUG-N-PLAY KIT
Les Bird's H8-Z80 ROMWBW CPU BOARD
Les Bird's H8-COMPLETE-OPEN-AIR-KIT
REMark Magazine
REMarks Newsletters
REMarks Newsletters by Glenn Roberts
Programming
Stan's Programmer Aids
Dazzle Star Disassembler - README
H8/H89 Memory Map
H8 I/O PORT MAP
HA-8-3 DEV DISKS
HDOS 2 with ASM and PIE (100K) H17 / CONTENTS
DATA disk with all ACM and ASM source code files H17 400K / CONTENTS
C80 WORKING DISKS
C80 V3.1 HDOS SYSTEM DISK (100K) H17 / CONTENTS - Bootable disk with C80 V3.1 and PIE
C80 V3.1 HDOS DATA DISK (400K) H17 / CONTENTS - Data disk with include files, libs and tools
Douglas Miller Github repos for H8 monitor
Darrell Pelan H19 Keycaps for 3D Printing
Function Keys (STL)
Standard Keys (STL)
FLOPPY DISKS
5.25 Soft Sector
Coleman's Military Surplus 50 Bulk - $25 / 100 Bulk - $40 / 500 Bulk - $150
FloppyDisk.com 50 Bulk - $30
3.5 Soft Sector
FloppyDisk.com 50 Bulk - $50
FLOPPY DRIVES
Tandon Drive Documentation
TM100-1 Operating and Service Manual
TM100-3/4 Service Manual
TM100-4 Product Specs
TM100 96/100 TPI Operating and Service
SIEMENS
HITACHI
MITSUBISHI
PARTS
AMI S2350P SERIAL FOR H17 - $5.00/EA AMI S2350P
WD2797 FLOPPY DISK CONTROLLER FOR H37 - $15/EA WD2797
2114 (1Kx4) STATIC RAM FOR 8/16K STATIC RAM BOARD - $6/EA 2114
4164 (64kx1) DYNAMIC RAM FOR 64K RAM BOARD - $3.25/EA 4164 DRAM
H8 BUSS CONNECTORS FOR PLUGGING INTO 50 PIN H8 BUSS - $1.15/EA 1x25 PIN FEMALE
H8 BUSS CONNECTORS - combine these to form 25 pin connectors - 10+15 or 11+15:
10 PIN ($0.62/EA)
11 PIN ($0.62/EA)
15 PIN ($0.89/EA)
SOURCES
COMPONENT ONLINE (CANADA - chips/connectors)
BRISTOL ELECTRONICS (chips/connectors)
THE CONNECTOR PEOPLE (connectors)
JAMECO (eeproms/old RAM chips)
MOUSER (everything)
DIGIKEY (everything)
TAYDA (THAILAND - everything)
SEBHC JOURNAL
1986
VOLUME 1 ISSUES 1
2
3
4
5
VOLUMES 1 (1986) THROUGH 8 (1993) ON MARK GARLANGER'S SITE
DOCUMENTATION
H8
H8 ASSEMBLY ILLUSTRATION BOOKLET (PDF)
H8 ASSEMBLY MANUAL (PDF)
H8 OPERATION ILLUSTRATION BOOKLET (PDF)
H8 OPERATION MANUAL (PDF)
H8 SCHEMATIC - FRONT PANEL AND 8080 CPU (PDF)
H8 SOFTWARE REFERENCE MANUAL (PDF)
WH8 OPERATION SERVICE MANUAL (PDF)
WH8 OPERATION SERVICE MANUAL SCHEMATIC - FRONT PANEL AND 8080 CPU (PDF)
HA8-2 MUSIC BOARD (PDF)
HA8-3 COLOR GRAPHICS CARD (PDF)
H29 TERMINAL
H29 ASSEMBLY MANUAL (PDF)
H29 OPERATION MANUAL (PDF)
H29 USERS TECHNICAL GUIDE (PDF)
HUG
HUG SOFTWARE VOLUME 1
THE WATZMAN/HUG H19 ROM (PDF)
ATG SYSTEMS
DG ELECTRONICS
HEARTBEAT COMPUTER SYSTEM (PDF)
MMS CP/M H8 USER'S MANUAL (PDF)
MICRO DOC
MICROSOFT
NORTHWEST DIGITAL SYSTEMS
SIGMASOFT AND SYSTEMS
THE INTERACTIVE GRAPHICS CONTROLLER (PDF)
UPDATED HA8-6 SCHEMATIC
HA8-6 SCHEMATIC ERRORS CORRECTED (JPG)
KEYCAP STICKERS
DG-80 CPU
DG-80 Z80 CPU USERS MANUAL (PDF)
DG-80 Z80 CPU SCHEMATIC (JPG)
DG-FP8 PANEL MONITOR USERS GUIDE (PDF)
DG-80-FP8 ROM V1.4 HEX AND BIN (ZIP)
DG-80-FP8 ROM V1.5 HEX AND BIN (ZIP)
DG-64D 64K RAM BOARD (PDF)
DG-64D 64K RAM BOARD SCHEMATIC (PDF)
QUICK MEMORY TESTS
XCON8: PC=030.003 MEM=050.000 GO,GO (TWICE)
NON-XCON8: H8 FRONT PANEL MEMORY TEST (PDF)
H8 IS UP AND RUNNING TEST - TXT
H8DUTILITY
H8DUtility 2 with Darrell Pelan mods WinX64
H8DUtility 3 WinX64 - macOS
H8DUtility 3 source code and project info
HDOS 2 H37IMGR and H8DIMGR4 H17 - H37 write this to an H17/H37 disk and boot it then run H37IMGR or H8DIMGR4
H8DIMGR
H8DIMGR source code GitHub 8080 ASM
HDOS BOOT DISK WITH ASM 0HDOS
HDOS DATA DISK WITH SOURCE FILES 2S80T 1HDOS
H19/H89 EMULATOR
H19 Emulator Win x64 - macOS
H89 Emulator Win x64 - Linux x64 - macOS
SOFTWARE
Complete archive (1 thru 9) all zipped up - ZIP 35MB
BOOTABLES
CP/M 2.2.03 H17/H37 BOOT DISK H17 - H37
CP/M 2.2.03 H17 BIOS80 BOOT H17
HDOS 2 H37IMGR AND H8DIMGR4 BOOT H17 - H37
APOGEE SOFTWARE
GRAVITRON
GRAVITRON 1 CP/M AND HDOS H17
BORLAND
TURBO PASCAL V3
TURBO PASCAL DISK 1 CP/M H17
TURBO PASCAL DISK 2 CP/M H17
DG ELECTRONICS
CP/M 2.2.03
DG ELECTRONICS 32K CP/M 2.2.03 H17
DG SUPER89
SUPER89 DISK SYSTEM EMU V1.1 H37
SYSCMD PLUS
SYSCMD SOURCE 1 OF 2 HDOS H17
SYSCMD SOURCE 2 OF 2 HDOS H17
SYSCMD SYSTEM HDOS H17
DIGITAL RESEARCH
CP/M 2.2.02
CP/M 2.2.02 DISTRIBUTION 1/2 H17
CP/M 2.2.02 DISTRIBUTION 2/2 H17
CP/M 2.2.03
CP/M 2.2.03 DISTRIBUTION 1/3 H17
CP/M 2.2.03 DISTRIBUTION 2/3 H17
CP/M 2.2.03 DISTRIBUTION 3/3 H17
CP/M 2.2.04
CP/M 2.2.04 DISTRIBUTION 1/4 H17
CP/M 2.2.04 DISTRIBUTION 2/4 H17
CP/M 2.2.04 DISTRIBUTION 3/4 H17
CP/M 2.2.04 DISTRIBUTION 4/4 SETUP DISK H17
PASCAL MT
PASCAL-MT V5.5 DISK 1 HDOS H17
PASCAL-MT V5.5 DISK 2 HDOS H17
PASCAL-MT V5.5 DISK 3 HDOS H17
PASCAL-MT V5.5 DISK 4 HDOS H17
ELLIS COMPUTING
NAVADA COBOL
NAVADA COBOL H17
NAVADA EDIT
NAVADA EDIT H17
NAVADA FORTRAN
NAVADA FORTRAN H17
NAVADA PILOT
NAVADA PILOT H17
EVRYWARE
INVASION
INVASION V1.2 CP/M AND HDOS H17
MISSILE CONTROL
MISSILE CONTROL V1.1 HDOS H17
MISSILE CONTROL V1.2A CP/M AND HDOS H17
YWING I
YWING I V1.0A CP/M AND HDOS H17
YWING II
YWING II V1.0 CP/M AND HDOS H17
HEATH/ZENITH
HDOS 1.0 #50-00-00
HDOS 1.0 SYSTEM H17
HDOS 1.4 #50-03-00
HDOS 1.4 SYSTEM H17
HDOS 1.5 #50-04-00
HDOS 1.5 SYSTEM H17
HDOS 1.6 #50-05-00
HDOS 1.6 SYSTEM H17
HDOS 2.0 #50-06-00
HDOS 2.0 DISK 1/3 SYSTEM H17 - H37
HDOS 2.0 DISK 2/3 TOOLS H17
HDOS 2.0 DISK 3/3 DRIVER SOURCE H17
HOS-5-UP
HOS-5-UP H37 UPGRADE DISK H17
DIAGNOSTICS
H37 DIAGNOSTIC AND CONVERSION UTILITIES H17 - H37
Z25/Z37/Z90 DIAGNOSTICS HDOS H17
HA-8-3 COLOR
COLOR GRAPHICS DISTRIBUTION HDOS H17
HUG LIBRARY
See the HUG LIBRARY folder
HUGHES HOYLE III
A GALACTIC EXPERIENCE HDOS H17
JAMES GILLOGLY
SPACE PIRATES
SPACE PIRATES HDOS H17
TEXT FORMATTER
TEXT FORMATTER HDOS H17
JOE GARGIULO
SPACE ODYSSEY
SPACE ODYSSEY V1.0 CP/M AND HDOS H17
GALACTIC WARRIOR
GALACTIC WARRIOR V1.1 CP/M AND HDOS H17
JRT (Jim Russell Tyson)
JRT PASCAL
JRT PASCAL DISK 1 H17 hard sector
JRT PASCAL DISK 2 H17 hard sector
JRT PASCAL DISK 3 H17 hard sector
JRT PASCAL DISK 1 WORKING COPY H17 hard sector
LIVINGSTON LOGIC LABS
BIOS 80
BIOS80 V3 DISTRIBUTION - DOCUMENTATION
BIOS80 V4 DISTRIBUTION H17 - DOCUMENTATION
BIOS80 V5 DISTRIBUTION H17 - DOCUMENTATION
MAGNOLIA MICRO SYSTEMS
MMS CP/M 2.2
CP/M MMS SYSTEM 2.2 Z37 CORVUS H37
MANX SOFTWARE SYSTEMS
AZTEC C
HDOS AZTEC C DISK 1 H17
HDOS AZTEC C DISK 2 H17
HDOS AZTEC C RELEASE NOTES DOCUMENTATION
HDOS AZTEC CII DISK 1 H17
HDOS AZTEC CII DISK 2 H17
HDOS AZTEC CII MANUAL DOCUMENTATION
MICRO DOC
GRAPH-PAC-II
CP/M GRAPH-PAC-II DISK 1 H17
CP/M GRAPH-PAC-II DISK 2 H17
MICROPRO
SUPERSORT
CP/M SUPERSORT DISK 1 H37
CP/M SUPERSORT DISK 2 H37
MICROSOFT
BASIC80
CP/M BASIC-80 H37
MBASIC
HDOS MBASIC H17
FORTRAN-80
HDOS FORTRAN-80 H17
HDOS FORTRAN SAMPLE PROGRAMS H17
MIX SOFTWARE
MIX C COMPILER
CP/M MIX C V2.0.1 DISK 1 DSDD H37
CP/M MIX C V2.0.1 DISK 2 DSDD H37
MODEM
Micronics Technology Modem update with Ymodem
CP/M MTMDM CP/M
HDOS MTMDM HDOS
NEWLINE SOFTWARE
PEACHTREE
GENERAL LEDGER
CP/M GENERAL LEDGER PROGRAM DISK 2S80T H37
CP/M GENERAL LEDGER DATA DISK 2S80T H37
ROBERT WESSON
INVADERS
INVADERS HDOS H17
MUNCHKIN
MUNCHKIN HDOS H17
SIGMASOFT
SOFTSTUFF
8004 SORT
SORT HDOS H17
9000 PIE EDITOR
9001 TEXT FORMATTER
TEXT FORMATTER HDOS H17
9003 CPS
CPS HDOS H17
9004 GENERAL LEDGER
GENERAL LEDGER II HDOS H17
9005 INVENTORY
INVENTORY HDOS H17
9503 CPS
CPS DISK 1 CP/M AND HDOS H17
CPS DISK 2 CP/M AND HDOS H17
WALT BILOFSKY
PIE EDITOR
C-80 V3.0
C-80 DISK 1 COMPILER H17 / DOC
C-80 DISK 2 LIBRARY H17
C-80 MATHPAK FLOATS LONGS H17
C-80 V3.1
C-80 DISK 1 COMPILER H17 / DOC
C-80 DISK 2 LIBRARY H17
REACH MODEM
REACH MODEM FILE TRANSFER HDOS H17
XTRASOFT
TOUCH TYPING TUTOR
TOUCH TYPING TUTOR HDOS H17
GAMES
UTILITIES
ABS TO H8T CONVERTER
ABS TO H8T CONVERTER HDOS H17
EXTERNAL LINKS
Norberto Collado's Heathkit Site
Mark Garlanger's Heathkit Site