uzix/zx-multisound
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update readme

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Eugene Lozovoy
2023-03-13 11:38:11 +03:00
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@ -10,14 +10,14 @@ Sound card for ZX Spectrum (NemoBus).
* General Sound (16MHz, 1024Kb of RAM) * General Sound (16MHz, 1024Kb of RAM)
* SAA1099 (use port #FF/#1FF to access SAA chip, write #F7/#FF to #FFFD port to enable/disable SAA) * SAA1099 (use port #FF/#1FF to access SAA chip, write #F7/#FF to #FFFD port to enable/disable SAA)
* SounDrive (ports #0F, #1F, #4F, #5F) * SounDrive (ports #0F, #1F, #4F, #5F)
* MIDI (controlled via YM(AY) chip - compatible with ZX Spectrum 128K / ZXUNO) * MIDI synthesizer (controlled via YM(AY) chip - compatible with ZX Spectrum 128K / ZXUNO)
* Low profile PCB: 170x64mm * Low profile PCB: 170x64mm
* 5V and 12V power required * 5V and 12V power required
* 4x 1-bit digital DACs for GS and SounDrive * 4x 1-bit digital DACs for GS and SounDrive
### Changelog & current status ### Changelog & current status
* Rev.A - first release. Please note the [errata](pcb/rev.A/ERRATA.txt); * Rev.A - first release. Please note the [errata](pcb/rev.A/ERRATA.txt);
* Rev.A1 - fixed all rev.A issues. This revision hasn't been tested. * Rev.A1 - fixed all rev.A issues.
Sound card has been tested only with ZX Evolution. You can use it with another computer at your own risk. Sound card has been tested only with ZX Evolution. You can use it with another computer at your own risk.