Commander X16

A first rudimentary version of something that resembles Tempest. Written and compiled with nxtBasic.

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This is a more optimized, yet still readable version. .org $080D .segment "STARTUP" .segment "INIT" .segment "ONCE" .segment "CODE" jmp start source: .asciiz "hello!" ;last byte will be $00 source_end: destination: .res (source_end-source) ;reserves ...

About a year ago I found myself in exactly the same position as you. Assembly somehow felt like another world entirely. Now, a year in, I’ve developed complicated and large programs in assembly for x16 of which the biggest achievements are XFM (Norton commander style file manager) and nxtBASIC (basi...

It depends on what you want to achieve. If you just want to wait for the vblank you can just use the assembly opcode: wai (https://github.com/X16Community/x16-docs/blob/master/X16%20Reference%20-%20Appendix%20C%20-%2065C02%20Processor.md#wai) If you want to execute a piece of code on each vblank you...

Thanks for your suggestion. I've put it on the list

The documentation is up to date. If you're missing something or something seems wrong, please let me know ;-) All of the above is supported in nxtBasic. So these will all work: A=1: B=2: C=3: GOSUB SomeLabel: Z=Q: PRINT "WOW!" IF SomeExpression = True THEN PRINT "YAY!!" IF SomeEx...

nxtBasic 1.0 has just been released. Whats new? - Bug fixes LCASE/UCASE now also change the case of extended chars in an ISO charset Automatic run command wasn't working correctly without the -startin x16emu param. - New: OVAL-function to draw circles and ovals. - Improved: All sprite function have ...

nxtBasic is a compiler for Basic code. If you're familiar with any Basic language, you'll find nxtBasic easy to use. The compiler creates machine language programs which perform extremely well compared to X16/CBM Basic and has dozens of convenient function for interacting with highram, sound, file s...

At the one year anniversary of the initial development of X16 File Manager, I've just released the newest version. Version 2.0 has been a major refactoring run. The main goal was to shrink the prg size. Allthough the previous version already fitted in a rombank (16kb), there wasn't much room for new...

Is there anything more mesmerizing than watching a Spirograph come to life?

Here's a quick program to create your own Spirograph designs, complete with source code.

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nxtBasic docs and download:
https://github.com/unartic/nxtBasic