JVC KD-SH99R service manual 1-30

KD-SH99R

3.Pin function

MAS3507D-QG-G10(1/2)

	Pin no.	Symbol	I/O	Function
1		TE	I	Test Enable
2		POR	I	Reset, Active Low
3		I2CC	I/O	I 2 C Clock Line
4		I2CD	I/O	I 2 C Data Line
5		VDD	Supply	Positive Supply for Digital Parts
6		VSS	Supply	Ground Supply for Digital Parts
7		DCEN	I	Enable DC/DC Converter or Voltage Supervision
8		EOD	OUT	PIO End of DMA, Active Low
9		RTR	OUT	PIO Ready to Read, Active Low
10		RTW	OUT	PIO Ready to Write, Active Low
11		DCSG	Supply	DC Converter Transistor Ground
12		DCSO	O	DC Converter Transistor Open Drain
13		VSENS	I	DC Converter Voltage Sense
14		PR	IN
				PIO DMA Request Read/Write
15		PCS	IN	PIO Chip Select, Active Low
16		PI19	IN/OUT	PIO Data(19)
				i)Demand Pin in SDI mode
				ii)data bit(7),MSB in PIO DMA input mode
17		PI18	IN/OUT	PIO Data(18)
				i)MPEG header bit11-MPEG ID(SDI mode)
				ii)data bit(6) in PIO DMA input mode
18		PI17	IN/OUT	PIO Data (17)
				i)MPEG header bit 12-MPEG ID(SDI mode)
				ii)data bit(5) in PIO DMA input mode
19		PI16	IN/OUT	PIO Data(16)
				i)SIC,alternative input for SIC(SDI mode)
				ii)data bit(4) in PIO DMA input mode
20		PI15	IN/OUT	PIO Data(15)
				i)SII, alternative input for SII(SDI mode)
				ii)data bit(3) in PIO DMA input mode
21		PI14	IN/OUT	PIO Data(14)
				i)SID, alternative input for SID (SDI mode)
				ii)data bit(2) in PIO DMA input mode
22		PI13	IN/OUT	PIO data(13)
				i)MPEG header bit 13-Layer ID (SDI mode)
				ii)data bit(1) in PIO DMA input mode
23		PI12	IN/OUT	PIO Data (12)
				i)MPEG header bit 14-Layer ID (SDI mode)
				ii)data bit(0) in PIO DMA input mode
24		SOD	O	Serial Output Data
25		SOI	O	Serial Output Frame Identification
	26	SOC	O	Serial Output Clock
27		PI18	IN/OUT	Start-up 1) : Clock output scaler on/off
				Operation : MPEG CRC error
28		XVDD	Supply	Positive Supply of Output Buffers
29		XVSS	Supply	Ground of Output Buffers
30		SID	I	Serial Input Data
31		SII	I	Serial Input Frame Identification
32		SIC	I	Serial Input Clock
33		PI4	IN/OUT	Start-up 1) : Select SDI/PIODMA input mode
				Operation : MPEG-Frame Sync
34		PI3	IN/OUT	Start-up 1) : Enable Layer 3 / Disable Layer 3 decoding
				Operation : MPE Gheader bit 20(Sampling Frequency)
35		PI2	IN/OUT	Start-up 1) : Enable Layer 2 / Disable Layer 2 decoding
				Operation : MPEG header bit 21(Sampling Frequency)

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