S221116_R050720_Z80.ino

Adds support for 4 drives and others updates. Please see the following repo (created by Al Williams) for new tools, updates and info: https://github.com/wd5gnr/Z80-MBC (by Al Williams)

ino - 165.09 kB - 07/07/2020 at 13:13

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S111216.c

TASM Assembler utility.

C Source File - 1.21 kB - 05/15/2018 at 06:05

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build.sh

Linux shell script to invoke TASM for WINDOWS (using wine) to assemble Z80 source code and produce a HEX file and a 'C' header file containing the code. Requires TASM 3.2 and wine. See the notes in the script (by Scott).

x-shellscript - 1020.00 bytes - 05/14/2018 at 19:31

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optiboot_m32-20mhz.hex

Anyone wishing to overclock the AVR at 20MHz; OptiBoot HEX file for ATmega32/A running at 20MHz (by Scott).

x-hex - 1.31 kB - 05/14/2018 at 18:29

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optiboot_m32-8mhz.hex

OptiBoot HEX file for ATmega32/A running at 8MHz (by Scott).

x-hex - 1.31 kB - 05/14/2018 at 18:28

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optiboot_m32-16mhz.hex

OptiBoot HEX file for ATmega32/A running at 16MHz (by Scott).

x-hex - 1.31 kB - 05/14/2018 at 18:28

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S221116_R080518_Z80.ino

Adds support for AVR @ 16MHz, Z80 @ 4 or 8MHz, 24FC1026 EEPROMS, definable I2C rate for the EEPROMS (up to 800KHz). See notes at top of file (by Scott).

ino - 161.78 kB - 05/14/2018 at 04:16

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Makefile

MAKEFILE for use with SDCC under Linux. Should work for all SDCC 'C' projects. Supports the "data-loc=" and "code-loc" options (by Scott).

makefile - 6.08 kB - 05/14/2018 at 04:14

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iDisk-S250317_R090518.c

Bugfix. See top of file for details (by Scott).

x-csrc - 14.80 kB - 05/14/2018 at 04:09

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S221116_R100218_Z80.ino

The sketch for the Atmega32A (New release. Fix the "ghost RTC" bug: when there isn't any Virtual Disk (only Basic and Forth) the RTC clock was always incorrectly found).

x-arduino - 167.93 kB - 02/10/2018 at 16:45

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Z80-MBC PCB version - BOM.xls

Component list and BOM for the Z80-MBC PCB version (see schematic and gerbers at: https://github.com/WestfW/4chipZ80)

ms-excel - 28.50 kB - 10/17/2017 at 07:05

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Z80-MBC - BOM.xls

Component list and BOM for the Z80-MBC on breadboard

ms-excel - 28.50 kB - 10/17/2017 at 07:04

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SRecord-custom.zip

Batch and custom files for SRecord utility to make custom virtual disk images.

Zip Archive - 16.06 kB - 05/29/2017 at 15:03

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CPMtools-custom.zip

Batch and custom files for CPMtools utility to make custom virtual disk images.

Zip Archive - 4.48 kB - 05/29/2017 at 15:02

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BIOS QPM271 - S080517.asm

Source file of the BIOS for QP/M 2.71 with the RTC support

asm - 34.20 kB - 05/23/2017 at 19:19

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QPM271_DiskPack.zip

QP/M 2.71 Disk 0 image

Zip Archive - 110.02 kB - 05/23/2017 at 19:18

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CPM22 BIOS - S050217 R300417.zip

Sources for CP/M 2.2 and the BIOS (New version with the new BIOS supporting AUTOEXEC)

Zip Archive - 40.30 kB - 05/02/2017 at 17:35

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CPM22SYS_BIOS_S050217_R300417.hex

Disk 0 system tracks only upgrade with CP/M 2.2 and the new BIOS supporting AUTOEXEC.

x-hex - 14.92 kB - 05/02/2017 at 17:07

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CPM22_DualDisklPack_v2.zip

CP/M 2.2 dual disk system image (New version with the new BIOS supporting AUTOEXEC)

Zip Archive - 184.36 kB - 05/02/2017 at 17:06

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CPM22_SingleDisklPack_v2.zip

CP/M 2.2 single disk system image (New version with the new BIOS supporting AUTOEXEC)

Zip Archive - 101.35 kB - 05/02/2017 at 17:04

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iDisk - S250317.c

iDisk source

x-csrc - 18.29 kB - 04/21/2017 at 15:28

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iDisk - S250317.hex

The ready to use iDisk executable (.hex format)

x-hex - 17.68 kB - 04/21/2017 at 15:27

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ViDiT - S090417.c

Test program for the Virtual Disk Module

C Source File - 9.53 kB - 04/18/2017 at 14:10

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A110417.pdf

Virtual Disk Module schematic

Adobe Portable Document Format - 22.98 kB - 04/13/2017 at 19:29

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C_demo.zip

Two SDCC demo programs.

Zip Archive - 1.25 kB - 02/09/2017 at 21:11

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C_batch.zip

Two .BAT files for the SDDC toolchain.

Zip Archive - 1.01 kB - 02/09/2017 at 21:10

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S030217_crt0.s

"crt0" source file for the SDCC compiler.

Assembler Source File - 4.23 kB - 02/09/2017 at 21:08

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4chipZ80-Eagle-PCB.zip

Z80-MBC Eagle 2-Layer PCB and schematic made by Bill Westfield (Thanks Bill for sharing!). See his GitHub site for more info and updates: https://github.com/WestfW/4chipZ80.

Zip Archive - 2.04 MB - 02/04/2017 at 17:30

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S091216 R230117.asm

Z80-MBC uLoader source file

asm - 3.70 kB - 01/31/2017 at 20:42

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S260117.asm

Z80-MBC iLoad source file.

asm - 15.06 kB - 01/31/2017 at 20:42

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BlinkDemo.asm

The Assembler demo program used in the video for the "automated" Assembler toolchain.

- 1.80 kB - 01/31/2017 at 21:38

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LoadZ80.ttl

Tera Term macro for the "automated" toolchain.

turtle - 708.00 bytes - 01/31/2017 at 20:40

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asmbatch.zip

Two .BAT files for the Assembler toolchain.

Zip Archive - 1.03 kB - 01/31/2017 at 20:40

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A080117 Kicad4.zip

KiCad4 Project Files for the GPIO Expansion Module.

x-zip-compressed - 22.96 kB - 01/22/2017 at 13:34

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A080117.pdf

GPIO Expansion Module schematic.

Adobe Portable Document Format - 31.36 kB - 01/22/2017 at 13:34

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A041116 KiCad4 Files.zip

Z80-MBC KiCad4 Project Files.

Zip Archive - 37.14 kB - 01/08/2017 at 09:12

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basic.asm

Z80-MBC Basic interpreter.

x-asm - 196.93 kB - 01/04/2017 at 14:27

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S121216.asm

Z80-MBC uBIOS source file.

x-asm - 8.63 kB - 01/04/2017 at 14:27

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A041116 schematic.pdf

Z80-MBC schematic.

Adobe Portable Document Format - 101.42 kB - 12/17/2016 at 13:46

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