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Contact me: lesbird65@gmail.com
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
H8D UTILITY - the H8D disk image manager
Darrell P created an H8 3D PRINTABLE CASE
Les Bird's H8-Z80 PLUG-N-PLAY KIT
Les Bird's H8 MSX GRAPHICS KIT
Les Bird's H8-COMPLETE-OPEN-AIR-KIT
Les Bird's H8-Z80 ROMWBW CPU BOARD
Les Bird's H8 Z80 PLUS PLUS
Les Bird's H8-8-3-F18 HA8-3 COLOR GRAPHICS CLONE
Les Bird's H8-MSX-GRAPHICS CARD with Bluetooth wireless controller support
Les Bird's H8-FD-RS232 H8 FLOPPY DISK/RS232 MULTI PORT CARD
NABU
Les Bird's NABU RomWBW Option Card to turn your NABU into a standalone PC
RCBUS (RC2014)
Les Bird's RCBUS MSX GRAPHICS MODULE
Les Bird's RCBUS DUAL 16550 RS232 MODULE
To build a fully working H8 computer for yourself you will want to get the following boards:
Z80++ - multipurpose Z80 CPU board (H8 and RomWBW supported)
H8-FP - H8 front panel
H8-FD-RS232 - H17 hard sector, soft sector and 3 RS232 serial ports
H8-BP - H8 backplane with ATX power supply connector
HSFE - hard sector floppy emulator so can use 3.5" disks
KEYSTICKERS PNG
KEYSTICKERS for pTouch ZIP
Function Keys (STL)
Standard Keys (STL)
H89 Case Hinges. Card Mount Bracket, (STL)
Twin Mount Gotek Mount STLs (New Gotek and Standard OLEDs)
Horizontal 5.25" Case Mounts (New Gotek and Standard OLEDs) (STL)
REMarks Newsletters by Glenn Roberts
Stan's Programmer Aids
Dazzle Star Disassembler - README
H8/H89 Memory Map
H8 I/O PORT MAP
HDOS 2 with ASM and PIE (100K) H17 / CONTENTS
DATA disk with all ACM and ASM source code files H17 400K / CONTENTS
KALEIDO HDOS demo converted to run in CP/M
BARS color bars converted to run in CP/M
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
FloppyDisk.com 50 Bulk - $30
FloppyDisk.com 50 Bulk - $50
TM100-1 Operating and Service Manual
TM100-3/4 Service Manual
TM100-4 Product Specs
TM100 96/100 TPI Operating and Service
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)
RomWBW PARTS
Compact Flash 4GB $4.30/ea AliExpress
DB9 Ribbon Cable 6 pack $10 from Amazon
DB9 Gender Changer 10 pack $11.50 from Amazon
CF to IDE adapter AliExpress $1.99/ea - solder header into pin 20 for power
CF to IDE DUAL adapter AliExpress $3/ea - solder header into pin 20 for power
2x20 40 PIN IDC for IDE port from Amazon - QTY 10 for $8
H8-8-3-F18 GRAPHICS PARTS
H8-8-3-F18 PAGE
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)
VOLUME 1 ISSUES 1
2
3
4
5
VOLUMES 1 (1986) THROUGH 8 (1993) ON MARK GARLANGER'S SITE
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)
H89 ASSEMBLY ILLUSTRATION BOOKLET (PDF)
H9 ASSEMBLY MANUAL
H9 OPERATION MANUAL
24 LINE MOD
LOWER CASE MOD
H29 ASSEMBLY MANUAL (PDF)
H29 OPERATION MANUAL (PDF)
H29 USERS TECHNICAL GUIDE (PDF)
HUG SOFTWARE VOLUME 1
THE WATZMAN/HUG H19 ROM (PDF)
HEARTBEAT COMPUTER SYSTEM (PDF)
MMS CP/M H8 USER'S MANUAL (PDF)
BASIC-80
COBOL-80
FORTRAN-80 CP/M
FORTRAN-80 HDOS
FORTRAN-80 HDOS REFERENCE
THE INTERACTIVE GRAPHICS CONTROLLER (PDF)
BOX.C - sample program to draw a series of boxes
TRIONYX DOCUMENTATION FOLDER
CP/M 2.2.04 and more - quick link to download section for the PDFs
HA8-6 SCHEMATIC ERRORS CORRECTED (JPG)
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)
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 2 with Darrell Pelan mods Exe WinX64 - Src
H8DUtility 3 WinX64 - macOS
H8DUtility 3 source code and project info
H8DUtility 4 - New as of 11/22/2023 WinX64 - C# SRC
- add/del files to any image (HDOS and CP/M)
- add/del disk images from library
- duplicate disk images in library (create a copy)
- save-as disk images (save a copy with new name)
- re-label HDOS disk images
- extract files to desktop folder
- view disk images in HEX
- send/recv disk images to port 340Q
- CP/M files managed by included CP/M tools utilities
HDOS 2 H37IMGR and H8DIMGR4 H17 - H37 write this to an H17/H37 disk and boot it then run H37IMGR or H8DIMGR4
H8DIMGR source code GitHub 8080 ASM
HDOS BOOT DISK WITH ASM 0HDOS
HDOS DATA DISK WITH SOURCE FILES 2S80T 1HDOS
Disk image utility by Dwight Elvey. Use this for systems with an H8-5. Works best with DOS based PCs.
H89LDR.ZIP / DOCUMENTATION
H19 Emulator Win x64 3.0R11 - macOS
H89 Emulator Win x64 - Linux x64 - macOS
Complete archive (1 thru 9) all zipped up - ZIP 35MB
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
GRAVITRON 1 CP/M AND HDOS H17
TURBO PASCAL DISK 1 CP/M H17
TURBO PASCAL DISK 2 CP/M H17
DG ELECTRONICS 32K CP/M 2.2.03 H17
SUPER89 DISK SYSTEM EMU V1.1 H37
SYSCMD SOURCE 1 OF 2 HDOS H17
SYSCMD SOURCE 2 OF 2 HDOS H17
SYSCMD SYSTEM HDOS H17
CP/M 2.2.02 DISTRIBUTION 1/2 H17
CP/M 2.2.02 DISTRIBUTION 2/2 H17
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 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 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
NAVADA COBOL H17
NAVADA EDIT H17
NAVADA FORTRAN H17
NAVADA PILOT H17
INVASION V1.2 CP/M AND HDOS H17
MISSILE CONTROL V1.1 HDOS H17
MISSILE CONTROL V1.2A CP/M AND HDOS H17
YWING I V1.0A CP/M AND HDOS H17
YWING II V1.0 CP/M AND HDOS H17
HDOS 1.0 SYSTEM H17
HDOS 1.4 SYSTEM H17
HDOS 1.5 SYSTEM H17
HDOS 1.6 SYSTEM H17
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
HDOS 2.0 SOURCE CODE FROM BILL DOBBS ONE-MODULE HDOS SOURCE DISK ZIP OF SOURCE FILES
HDOS 3.0 SOURCE CODE ZIP OF SOURCE FILES
HOS-5-UP H37 UPGRADE DISK H17
H37 DIAGNOSTIC AND CONVERSION UTILITIES H17 - H37
Z25/Z37/Z90 DIAGNOSTICS HDOS H17
COLOR GRAPHICS DISTRIBUTION HDOS H17
See the HUG LIBRARY folder
A GALACTIC EXPERIENCE HDOS H17
SPACE PIRATES HDOS H17
TEXT FORMATTER HDOS H17
SPACE ODYSSEY V1.0 CP/M AND HDOS H17
GALACTIC WARRIOR V1.1 CP/M AND HDOS H17
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
BIOS80 V3 DISTRIBUTION - DOCUMENTATION
BIOS80 V4 DISTRIBUTION H17 - DOCUMENTATION
BIOS80 V5 DISTRIBUTION H17 - DOCUMENTATION
CP/M MMS SYSTEM 2.2 Z37 CORVUS H37
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
CP/M GRAPH-PAC-II DISK 1 H17
CP/M GRAPH-PAC-II DISK 2 H17
CP/M SUPERSORT DISK 1 H37
CP/M SUPERSORT DISK 2 H37
CP/M BASIC-80 H37
CP/M BASIC-80 H17 ZIP 2 DISKS
HDOS MBASIC H17
HDOS FORTRAN-80 H17
HDOS FORTRAN SAMPLE PROGRAMS H17
CP/M COBOL-80 H17 ZIP - 5 IMAGES
CP/M MIX C V2.0.1 DISK 1 DSDD H37
CP/M MIX C V2.0.1 DISK 2 DSDD H37
Documentation MTMDM DOC
CP/M MTMDM CP/M
HDOS MTMDM HDOS
Disk Image Utility supports using Flash Floppy or HxC flashed Gotek drives with Heathkit 1980 era computers.
- Supports the native disk formats using IMG and IMD files. Allows you to extract and add files from your PC to the disk image file.
- Supports CP/M, HDOS, and MS-DOS FAT12 formats used by the H-8, H-89, and Z-100.
- The zip file includes setup files and a manual Disk Image Utility
CP/M GENERAL LEDGER PROGRAM DISK 2S80T H37
CP/M GENERAL LEDGER DATA DISK 2S80T H37
INVADERS HDOS H17
MUNCHKIN HDOS H17
SORT HDOS H17
TEXT FORMATTER HDOS H17
CPS HDOS H17
GENERAL LEDGER II HDOS H17
INVENTORY HDOS H17
CPS DISK 1 CP/M AND HDOS H17
CPS DISK 2 CP/M AND HDOS H17
C-80 DISK 1 COMPILER H17 / DOC
C-80 DISK 2 LIBRARY H17
C-80 MATHPAK FLOATS LONGS H17
C-80 DISK 1 COMPILER H17 / DOC
C-80 DISK 2 LIBRARY H17
REACH MODEM FILE TRANSFER HDOS H17
TOUCH TYPING TUTOR HDOS H17
ABS TO H8T CONVERTER HDOS H17
Norberto Collado's Heathkit Site
Mark Garlanger's Heathkit Site