x68000:polyphon_-_fpu_midi_pcm_8mb_memory_board
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POLYPHON - FPU, MIDI, PCM, 8MB memory board
The Polyphon board allows using optional FPU, MIDI, acts as a hardware PCM accelerator, with the help of PCM8SB.X driver, and can be used as an 8MB (2x4MB) RAM expansion board.
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Dipswitch settings were taken from: http://www.tur-up.net/~ta/x68k/poly_dip.html
Dipswitch settings
| SW | Settings | ON | OFF |
| 1 | Memory address $200000-$3FFFFF | Enabled | Disabled |
| 2 | Memory address $400000-$5FFFFF | Enabled | Disabled |
| 3 | Memory address $600000-$7FFFFF | Enabled | Disabled |
| 4 | Memory address $800000-$9FFFFF | Enabled | Disabled |
| 5 | Memory address $A00000-$BFFFFF | Enabled | Disabled |
| 6 | Math processor I / O address | $E9E080-$E9E09F | $E9E000-$E9E01F |
| 7 | POLYPHON ID | $ EFF880- $ EFF89F | $EFF800-$EFF89F |
| 8 | Unused |
Additional memory settings [0=OFF/1=ON]
x68000/polyphon_-_fpu_midi_pcm_8mb_memory_board.1420724214.txt.gz · Last modified: 2019/08/27 20:44 (external edit)