ymf744 ETC-unknow, ymf744 Datasheet - Page 6

• Manufacturer Part Number: ymf744
• Description: Ds-1s
• Manufacturer: ETC-unknow

YMF744B
3. External Audio Interface (5-pin)
4. Legacy Device Interface (15-pin)
5. Miscellaneous (11-pin)
SPDIFOUT
SPDIFIN
ZVBCLK
ZVLRCK
ZVSDI
IRQ5
IRQ7
IRQ9
IRQ10
IRQ11
GP[3:0]
GP[7:4]
RXD
TXD
ROMCS
ROMSK / VOLUP#
ROMDO / VOLDW#
ROMDI
XI24
XO24
LOOPF
GPIO[2:0]
TEST#
Name
Name
Name
I/O
I/O
I/O
IO
IO
IO
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
I
I
Type
Type
Type
Tup
Tup
Tup
Tup
Tup
Tup
Tup
Tup
Tup
Tup
Tup
Ttr
Ttr
Ttr
Ttr
Ttr
A
A
T
T
T
C
C
12mA
12mA
12mA
12mA
12mA
2mA
2mA
2mA
2mA
2mA
2mA
Size
Size
Size
-
-
-
-
-
-
-
-
-
-
-
-
-6-
Interrupt5 of Legacy Audio
Interrupt7 of Legacy Audio
Interrupt9 of Legacy Audio
Interrupt10 of Legacy Audio
Interrupt11 of Legacy Audio.
Game Port
Game Port
MIDI Data Receive
MIDI Data Transfer
Chip select for external EEPROM
Serial clock for external EEPROM
or Hardware Volume (Up)
Serial data output for external EEPROM
or Hardware Volume (Down)
24.576 MHz Crystal
Capacitor for PLL
General purpose Input / Output
GPIO2 can use for a reset pin of Secondary AC’97.
LSI Test pin (Do not connect externally.)
Digital Audio Interface output
Digital Audio Interface input
Zoomed Video Port Bit Clock
Zoomed Video Port L/R Clock
Zoomed Video Port Serial Data
Serial data input for external EEPROM
24.576 MHz Crystal
It is directly connected to the interrupt signal of
System I/O chip.
Function
Function
Function
February 3, 1999