NABU Developers Quiver

The quiver is a list of docs, utilities, roms, and other downloads that relate to developing for using the NABU PC.

Hardware & Software Documents

Hardware and software documents that define the NABU personal computer design and architecture. This will help you understand the software and schematics of how the NABU computer works. Several detailed technical NABU documents are needed to diagnose the NABU PC. The ROM stash is also interesting if you are looking at how the NABU boots up.

NABU "Bible" Technical Manual

The "NABU Bible" technical manual that was done by MJP while reverse engineering the NABU

Download

NABU Technical Specifications

The official NABU internal documentation for developers. 

Download

Nabu User Guide

The user guide that is shipped with the NABU PC to customers.

Download

CPM Reference Card

Useful reference card for when using Cloud CP/M 2.2

Read more

NABU Network Adapter

Created by James Pell, this is a modified version of the original Nabu Network Adapter specifications.

Read more

NABU Disassembled
Software Stash

A collection of disassembled NABU source code, such as the 4k and 8k ROMS, boot loader and IOS.

Read more

Programming Tools

If you're writing applications, programs and games for the NABU PC, this is a list of fantastic software. These tools are necessary for NABU software development. Everything in here is useful for compiling, programming and making NABU software.

NABU LIB

DJ Sures' z88dk C library with example programs for the NABU Personal Computer. This contains functions for creating programs that boast audio, video, and peripheral access. 

View on GitHub

NABU Basic Commands

All commands that are supported in the NABU Basic PAK.

Download

z88dk NABU Wiki

The instructions to build a nabu executable with z88dk. This includes a homewbrew or CPM application.

Read more

spriteSX

Tool to create a collection of sprites, for NABU's TMS9918a video processor which provides source code for DJ's NABULIB. [github]

Download

ICVGM

Due to the similarities of the VDP with Coleco, the sprite/font/pattern editor ICVGM can be used on the NABU.

Download

TinySprite

An online sprite editor that works in the browser. Export the sprites as a C array and use in NABULIB.

Link

TMS9918 Palette

When creating SC2 images, you can load the TMS9918 palette into your favorite editor. Get it from here.

Get Photoshop Palette

Convert 9918

Convert jpg/png/bmp images to SC2 files to be viewed on the NABU. There are examples in DJ's GitHub of how to view the SC2 files. [GitHub] [author]

*Note: This utility is also used to convert SC2 images for SLIDEYOU slideshow.

Download

8bit Workshop

Online tools for MSX sprite and tile editing, but can be exported to be used with the NABU.

Read more

MSX Tiles Dev Tool

Utility for editing and creating tiles that work on the TMS9918a

Download

MSX Tiles

Another tile utility for the MSX1 that works with the NABU's TMS9918a

Download

ROMS

This is a list of various NABU ROMs that are replacements for the ROM within the NABU. The ROM is used as a boot loader to load software over the HCCA port from the Internet Adapter. There are also a few ROMs that will use floppy or hard disks. A ROM burner is required to rock one of these NABU ROMs.

Leo's ROMs

The super secret ROMs from Leo's NABU development machines.

Download

NABU Stock ROMs

The standard ROMs that were shipped with the NABU pcs to customers. Including the 4k, 8k and keyboard rom. Including properly decompiled asm source.

Download

Dr H's ROMs

DrH github has a very well documented disasembly of the stock 4k NABU rom.

GitHub

Labomb's Patched Version 14 ROM

Loading the standard 'cycles' from the server software of your choice. Loading custom server based software applications, Loading homebrew apps. Booting from CP/M floppy disks. Booting from the NABU hard drive.

GitHub