Laurens Holst

Results 15 issues of Laurens Holst

Early work in progress. System ID is dummy for now, and many functions are not implemented yet. Currently only OPL4 WAVE channels are present. OPL4 FM channels will be added...

Macs with retina displays have twice the pixel density normal displays have. Compare SDL1: With SDL2: As you can see in SDL2 everything looks much blurrier. This is probably due...

``` FM1 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 FF FF 00 00 00 FF FF FF 00 FF FF...

Most MSX computers have pull-ups on the bus, forcing any reads without response from a device to return 0FFH. However some do not have them, and their bus is floating....

Published last month by Nuked.YKT: https://github.com/nukeykt/Nuked-OPL3 Quoting some fun facts about the OPL3 from [a forum thread](http://forums.nesdev.com/viewtopic.php?f=23&t=16731#p208581): > Sample rate of OPL2 is MCLK / 72 and with typical clock...

I noticed on my turboR that the sprites weren’t overscanning, while the background was. After a brief scare I found out that this was because I toggled the display height...

If you set adjust to the most downward position (+7) during overscan, which you can do with [this test ROM](https://github.com/openMSX/openMSX/files/1985579/tiletile.rom-adjust.zip) by pressing U / J keys, in openMSX you see...

For translation from long to short filename I think it should be possible to integrate seamlessly in most DOS2 calls. Even _PARSE (to my surprise) does not stop at spaces,...

enhancement

When using the machine selector UI I get a ton of "SRAM file not found" complaints in the message log, which pops up again and again after I close it...

When openMSX receives a key-off or key-on write, it immediately starts or releases the envelope. As you can hear in the attached test case [keyoffon.zip](https://github.com/openMSX/openMSX/files/12837986/keyoffon.zip), this is not correct. If...

device emulation
OPL4