Difference between revisions of "Z80:DevTuesday"
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Ped7g - "modulo 192" and "modulo 40" Z80N routine:<br> | Ped7g - "modulo 192" and "modulo 40" Z80N routine:<br> | ||
[https://www.facebook.com/groups/SpectrumNextDev/posts/1429633577414657/ facebook post (for comments/questions)]<br> | [https://www.facebook.com/groups/SpectrumNextDev/posts/1429633577414657/ facebook post (for comments/questions)]<br> | ||
| − | [https://github.com/ped7g/ZXSpectrumNextMisc/blob/master/snippets/mod192.i.asm source+NEX @github] | + | [https://github.com/ped7g/ZXSpectrumNextMisc/blob/master/snippets/mod192.i.asm source+NEX @github] [https://github.com/ped7g/ZXSpectrumNextMisc/blob/master/snippets/mod40.i.asm (mod 40)] |
==== 2021 week 23 (Jun 8) ==== | ==== 2021 week 23 (Jun 8) ==== | ||
Revision as of 22:43, 4 August 2021
Contents
- 1 2021 week 30 (Jul 27)
- 2 2021 week 23 (Jun 8)
- 3 2021 week 14 (Apr 6)
- 4 2021 week 5 (Feb 2)
- 5 2021 week 2 (Jan 12)
- 6 2021 week 1 (Jan 5)
- 7 2020 week 51 (Dec 15)
- 8 2020 week 45 (Nov 3)
- 9 2020 week 44 (Oct 27)
- 10 2020 week 42 (Oct 13)
- 11 2020 week 41 (Oct 6)
- 12 2020 week 32 (Aug 4)
- 13 2020 week 22 (May 26)
- 14 2020 week 19 (May 5)
- 15 2020 week 12 (Mar 17)
- 16 2020 week 11 (Mar 10)
- 17 2020 week 10 (Mar 3)
- 18 2020 week 8 (Feb 18)
- 19 2020 week 7 (Feb 11)
2021 week 30 (Jul 27)
Ped7g - "modulo 192" and "modulo 40" Z80N routine:
facebook post (for comments/questions)
source+NEX @github (mod 40)
2021 week 23 (Jun 8)
Ped7g - "modulo 320" Z80N routine:
facebook post (for comments/questions)
source+NEX @github
2021 week 14 (Apr 6)
Ped7g - size-optimised initialisation of longer nextreg-value pairs:
facebook post (for comments/questions)
source @github gists
2021 week 5 (Feb 2)
Ped7g (based on Omega's code from VOID demo) - second version - ULA attributes fade in/out:
facebook post with video
source @github gists
2021 week 2 (Jan 12)
Ped7g (based on Omega's code from VOID demo) - ULA attributes fade in/out (code-size focused):
facebook post
source @github gists
2021 week 1 (Jan 5)
Ped7g (based on work and discussions of fellow Next devs) - detect Z80N CPU:
facebook post
source+NEX @github
2020 week 51 (Dec 15)
Busy/Baze/Zilog/Ped7g - decode 5-bit-letter bitstream in 19 bytes:
facebook post
source+NEX @github
2020 week 45 (Nov 3)
Ped7g - displaying all 512 colours which ZX Next could produce on screen:
facebook post
source+NEX @github
2020 week 44 (Oct 27)
Ped7g - assembly snippets: integer comparison and finding total number of video-lines:
facebook post
source @github
em00k - loadbmp various examples:
source @github
2020 week 42 (Oct 13)
Ped7g - v2 of using ZX128 shadow ULA screen and nextreg $69 for "double buffering":
v2 source @github gists - using also DMA and custom IM1 routine
2020 week 41 (Oct 6)
Matt Davies - simple game controls (reads "OPQA space" and MD1 joystick):
facebook post
source @gitlab snippets
Matt Davies - Z80N Bit Arrays:
facebook post
source @gitlab snippets
Ped7g - using ZX128 shadow ULA screen and nextreg $69 for "double buffering":
v1 source @github gists
2020 week 32 (Aug 4)
Ped7g - reading Atari "driving controller" on Kempston 2 port:
facebook post
source and NEX file @github
2020 week 22 (May 26)
Ped7g - palette fade-out effect in Layer2 320x256 mode (using linear interpolation with Bresenham algorithm):
facebook post
source @github
2020 week 19 (May 5)
Ped7g - big-picture scroll in Layer2 320x256 mode:
facebook post
source @github
2020 week 12 (Mar 17)
Matt Davies - DMA copy and fill:
facebook post
source @pastebin
2020 week 11 (Mar 10)
Matt Davies - A string compare routine:
facebook post
source @pastebin
2020 week 10 (Mar 3)
em0000k - Simple Tilemap Example:
facebook post
source @github
Ped7g - clamping HL value to -0x100..+0x100 (16b signed math):
source @gist.github
2020 week 8 (Feb 18)
Matt Davies - Some simple utilities:
facebook post
source @pastebin
em0000k - DMA samples player (one channel, different samples in succession):
forum post
source @pastebin
Chris Kirby - simple cooperative multitasking system for z80.
facebook post
source @pastebin
2020 week 7 (Feb 11)
Matt Davies - Memory page allocation:
facebook post
source @pastebin
"2021 variant" @gitlab
David Saphier - DMA sample player:
facebook post
source @pastebin
Robin Verhagen-Guest - Multiframe Copper program:
facebook post
source @pastebin