JVC KD-SH99R service manual UPD70F3033AC015IC606SUB CPU

KD-SH99R

UPD70F3033AC015(IC606):SUB CPU

1.Pin layout

100 76

1 75

2551

26 50

2.Pin function			UPD70F3033AC015(1/2)
Pin No.	Symbol	I/O	Function
1	TSI	O	CD TEXT control parameter cereal output.
2	TSCK	O	CD TEXT control cereal clock output.
3	JBSO	O	JBUS cereal data output.
4	JBSI	I	JBUS cereal data input.
5	JBCK	I/O	Cereal clock I/O.
6	EVDD	-	5V(power supply for port for I/O).
7	EVSS	-	GND(GND for port for I/O).
8	TSTB	O	CD TEXT parameter strobe signal output.
9	XRESET	O	LSI reset output.
10	MIRR	I	MIRR signal input(H:Speculer).
11	AO	O	Command:/parameter:H switch signal output.
12	SO	I	DSP cereal data input.
13	SI	O	DSP cereal data input.
14	SCK	O	DSP cereal data clock output.
15	WSEN	O	Internal CD/DC operation of MP3 operation & beginning.
16	DSPRST	O	DSP RESET:L.
17	SWAIT	I	WAIT signal input from DECODER.
18	VPP	-	FLASH writing power supply.
19	SA4	O	DECODER address passing output.
20	SA5	O	DECODER address passing output.
21	SA6	O	DECODER address passing output.
22			(Non connected)
23	STB	O	DSP cereal data latch output.
24	DRVMUTE	O	Servo deriver MUTE control signal output(L:MUTE:ON)
25	LOAD1	O	Loading drive.
26	LOAD2	O	Loading drive.
27	SA0	O	DECODER address passing output.
28	SA1	O	DECODER address passing output.
29	SA2	O	DECODER address passing output.
30	SA3	O	DECODER address passing output.
31	RESET	I	Microcomputer reset terminal(L:Reset)
32	XT1	I	Sub-clock
33	XT2	-	Sub-clock
34		-
35		-	The main clock crystal oscillation machine.
36		I	The main clock crystal oscillation machine(20MHz).
37	VSS	-	5V
38	VDD	-	GND
39	CLKOUT	O	Internal system clock output(Non connecte)
40	WR	O	DECODER data writing.
41	---	O	(Non connected)
42	---	O	(Non connected)
43	RD	O	DECODER data reading.
44	---	O	Address bus enable.
45	JBCONT	O	JBUS I/O switch.
46	PON	I	Mechanism power supply ON:L.
47	AD0	I/O	DECODER I/O data bus
48	AD1	I/O	DECODER I/O data bus
49	AD2	I/O	DECODER I/O data bus
50	AD3	I/O	DECODER I/O data bus

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