YMF724F Datasheet, PDF (5/50 Pages) YAMAHA CORPORATION – high performance audio controller for the PCI Bus

YMF724F
3. YMF727(AC3F2) Interface (9-pin)
name
XRST#
ACS#
ASCLK
ACDO
ACDI
ALRCK
ABCLK
ASDO
ASDI
I/O type
O
C
O
T
O
T
O
T
I Tup
O
T
O
T
O
T
I Tup
size
2mA
3mA
6mA
3mA
-
3mA
6mA
3mA
-
function
Reset for local device
Chip select for AC3F2
Clock for Serial control data transfer of AC3F2
Serial control data output of AC3F2
Serial control data input of AC3F2
L/R clock for Serial audio data of AC3F2
Bit clock for Serial audio data of AC3F2
Serial audio data output to AC3F2
Mixed Serial audio data input of AC3F2
4. SPDIF Interface (1-pin)
name
DIT
I/O type
O
T
Size
3mA
function
Digital audio interface output (48kHz)
5. Legacy Device Interface (16-pin)
name
IRQ5
IRQ7
IRQ9
IRQ10
IRQ11
GP[3:0]
GP[7:4]
GREF
RXD
TXD
I/O type Size
function
O Ttr 12mA Interrupt5 of Legacy Audio
It is directly connected to the interrupt signal of
System I/O chip.
O Ttr 12mA Interrupt7 of Legacy Audio
O
Ttr 12mA Interrupt9 of Legacy Audio
O
Ttr 12mA Interrupt10 of Legacy Audio
O
Ttr 12mA Interrupt11 of Legacy Audio.
I
A
- Game Port
I
Tup
- Game Port
I
A
- Reference for Game Port
I Tup
- MIDI Data Receive
O
T
3mA MIDI Data Transfer
January 14, 1999
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