Pioneer SE-DIR800C manual Pin Function, Pin Name Function

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Pin Function

	No.	Pin Name	I/O	Function
A	1	TESTXI	I	LSI Test pin (must be connected to VSS)
	2	TESTXO	O	LSI Test pin (to be open)
	3	VDD2	−	+2.5V power supply (for internal core logic)
	4	XO	O	Crystal oscillator connection
	5	XI	I	Crystal oscillator connection (24.576MHz)
	6	TESTMS	I+	LSI Test pin (to be open)
	7	TESTXEN	I+	LSI Test pin (to be open)
	8	IPORT0	I+	General purpose input port
	9	IPORT1	I+	General purpose input port
	10	IPORT2	I+	General purpose input port
B	11	IPORT3	I+	General purpose input port
	12	IPORT4	I+	General purpose input port
	13	DDIN0	Is	DIR: Digital audio interface data input 0
	14	DDIN1	Is	DIR: Digital audio interface data input 1 / General purpose input port
	15	DDIN2	Is	DIR: Digital audio interface data input 2 / General purpose input port
	16	DDIN3	Is	DIR: Digital audio interface data input 3 / General purpose input port
	17	VSS	−	Ground
	18	CPO	A	PLL filter connection
	19	AVDD	−	+3.3V power supply (for DIR block)
	20	DIRPCO	A	DIR: PLL filter connection
C	21	DIRPRO	A	DIR: PLL filter connection
	22	AVSS	−	Ground (for DIR block)
	23	TESTBRK	I+	LSI Test pin (to be open)
	24	TESTR1	I+	Initial Clear input for PLL in DSP block
	25	TESTR2	I+	LSI Test pin (to be open)
	26	VDD1	−	+3.3V power supply (for I/O)
	27	SDWCKI0	I+	Word clock input for SDIA, SDOA, SDIB, SDOB
	28	SDBCKI0	I+	Bit clock input for SDIA, SDOA, SDIB, SDOB
	29	/SDBCKO	O	Reverse clock output of DIRBCK or SDBCKI0
	30	SDIA	I	Input of bitstream or PCM data to Main DSP
D	31	SDOA2	O	PCM data output from Main DSP (C, LFE)
	32	SDOA1	O	PCM data output from Main DSP (LS, RS)
	33	SDOA0	O	PCM data output from Main DSP (L, R)
	34	SDIB3	I+	PCM data input 3 to Sub DSP
	35	SDIB2	I+	PCM data input 2 to Sub DSP
	36	SDIB1	I+	PCM data input 1 to Sub DSP
	37	SDIB0	I+	PCM data input 0 to Sub DSP
	38	VSS	−	Ground
	39	VDD2	−	+2.5V power supply (for internal core logic)
	40	DIRSDO	O	Output of bitstream or PCM data from DIR
	41	DIRWCK	O	DIR: Serial data word clock (fs) output
E	42	DIRBCK	O	DIR: Serial data bit clock (64fs) output
	43	DIRMCK	O	DIR: Serial data master clock (256fs or 128fs) output
	44	ERR/BS	O	DIR: Data error detect / Block start output
	45	SYNC/U	O	DIR: Serial data synchronized timing / User data output
	46	FS128/C	O	DIR: Serial data master clock 128fs / Channel status output
	47	DBL/V	O	DIR: Double rate lock detect / Validity flag output
	48	SDWCKI1	I+	Word clock input for SDIB, SDOB
	49	SDBCKI1	I+	Bit clock input for SDIB, SDOB
	50	VSS	−	Ground

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