Digital Interface; Digital I/F Specifications - NEC VERSA MEDIADOCK Service Manual

1-8 Technical Information
Table Section 1-1 MediaDock Chip Types and Technologies
Chip
YAC512-M
TDA7284

DIGITAL INTERFACE

Refer to Table Section 1-2 for a list of digital interface specifications.
Item
Address
IRQ
DMA
Manufacturer
Yamaha
SGS-Thomson
Table Section 1-2 Digital I/F Specifications
Media Dock
2x0H-2xFH (Programmable)
220H - 22FH (Default)
230H -23FH
240H - 24FH
250H - 25FH
388H - 38BH (MIDI)
1ch (Programmable)
IRQ 5 (Default)
IRQ 7
IRQ 9
IRQ 10
1ch (Programmable)
DMA 0
DMA 1 (Default)
DMA 3
Description
FM Digital to Analog
Converter (DAC)
Mic in Amp
Technology
16-pin SOP
14-pin DIP/SO