Ic Pin Function Description - Sony SA-PSD5 Service Manual

2-19.

IC PIN FUNCTION DESCRIPTION

IC701 M30622MA-858FP (SYSTEM CONTROL) (1/2)
Pin No. Pin Name
1 RXD
2 300kHz
3 YSSCSB
4 YSSCS
5 YSSSI
6 YSSSO
7 YSSSCK
8 GND
9 CNVSS
10 YSSIC
11 AN/DIG
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC
17 NMI
18 STOP
19, 20 ASEL1,ASEL2
21 AU-MUTE
22 V-MUTE
23, 24 VSEL1,VSEL2
25 D1/P1
26 D2/P2
27 P3
28 P4
29, 30 —
31 TXD1
32 RXD1
33 CLK1
34 RTS1
35 FLDATA
36 FLINH
37 FLCLK
38 FLCS
39 STBY
40 REAR-SW
41 HOLD
42 SIRCS
43 F-RLY
44 POWRY
45 SLEEP
46 WR
47-53 —
54 FAULT
55 PROTECT-SW
56 VOL-CE
57 VOL-DAT
58 VOL-CLK
59 SWMUTE
I/O
O (Not used)
O 300kHz Pulse to POWER OFF
O Chip select to CXD9511AQ sub DSP
O Chip select to CXD9511AQ main DSP
O Data to CXD9511AQ main/sub DSP
I Data from CXD9511AQ main DSP
O Clock to CXD9511AQ main/sub DSP
— GND
— GND
O Initial clear to CXD9511AQ
O ANALOG/DIGITAL
I Reset input
O 16MHz X'tal
— GND
I 16MHz X'tal
— +5V
I Non-maskable interrupt input (pull up)
I AC cut detect input
O Analog audio input select signal output
O Audio mute output (Not used)
O Video mute output (Not used)
O Video input selector (Not used)
O Dimmer output
O (Not used)
O (Not used)
O (Not used)
O (Not used)
I Serial data input for internal FLASH ROM (Not used)
O Serial data output for internal FLASH ROM (Not used)
I Clock input for internal FLASH ROM (Not used)
I RTS input for internal FLASH ROM (Not used)
O Data to LC75824 LCD driver
O Reset to LC75824 LCD driver
O Clock to LC75824 LCD driver
O Chip select to LC75824 LCD driver
O Standby LED output
O Rear sw output (Not used)
O Hold input for internal FLASH ROM (Not used)
I Remote control signal input
O Relay drive output
O Power sw output
O Sleep signal output
I Write enable input for internal FLASH ROM (Not used)
— (Not used)
I Fault signal input
I Protect input (Not used)
I Chip select to TC9482 EVR
— Data to TC9482 EVR
I Clock to TC9482 EVR
O (Not used)
SA-PSD5/WPSD5/SS-SPSD5
Description
23