Yamaha YMF724F PIN Description, PCI Bus Interface 53-pin, YMF730AC-2 Interface 6-pin

YMF724F

PIN DESCRIPTION

1. PCI Bus Interface (53-pin)

name	I/O	Type	Size	function
PCICLK	I	P		PCI Clock
RST#	I	P		Reset
AD[31:0]	IO	Ptr		Address / Data
C/BE[3:0]#	IO	Ptr		Command / Byte Enable
PAR	IO	Ptr		Parity
FRAME#	IO	Pstr		Frame
IRDY#	IO	Pstr		Initiator Ready
TRDY#	IO	Pstr		Target Ready
STOP#	IO	Pstr		Stop
IDSEL	I	P		ID Select
DEVSEL#	IO	Pstr		Device Select
REQA#	O	P		PCI Request
GNTA#	I	P		PCI Grant
PCREQ#	O	Ptr		PC/PCI Request
PCGNT#	I	Ptr		PC/PCI Grant
PERR#	IO	Pstr		Parity Error
SERR#	O	Pod		System Error
INTA#	O	Pod		Interrupt signal output for PCI bus
SERIRQ#	IO	Ptr		Serialized IRQ.

2. YMF730(AC-2) Interface (6-pin)

name	I/O	Type	Size		function
CRST#	O	T	6mA	Reset signal for AC-2
CMCLK	O	C	-	Master Clock of AC link (24.576MHz) and
				AC3F2
CBCLK	I	T	-	AC-link: Bit Clock for AC-2 audio data
CSDO	O	T	6mA	AC-link: AC-2	Serial audio output data
CSDI	I	T	-	AC-link: AC-2	Serial audio input data
CSYNC	O	T	6mA	AC-link: Synchronized signal

September 21, 1998

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