Pin No.Pin NameI/OFunction
47STBYIHardware standby signal input terminal (fixed at OH�)
48RESETIReset signal input from the IIC interface controller (IC901) OL�: reset
49NMIINon-maskable interrupt input terminal (fixed at OH�)
50VSSNGround terminal
51EXTALOSystem clock output terminal (10 MHz)
52XTALISystem clock input terminal (10 MHz)
53VCCNPower supply terminal (+5V)
Address strobe signal output to the MPEG audio/video decoder (IC201)
54ASO
Used for chip select signal output to the MPEG audio/video decoder (IC201)
55RDOData reading strobe signal output to the S-RAM (IC751)
Data writing strobe signal output to the MPEG audio/video decoder (IC201) and S-RAM
56WRO
(IC751)
57RESOOReset signal output terminal Not used (open)
58AVSSNGround terminal (for A/D conversion)
59TEST0ISetting terminal for the test (color bar mode) Normally: OH�
60TEST1ISetting terminal for the test (E-F balance mode) Normally: OH�
61TEISetting terminal for the test (E-F balance mode) Normally: OH�
62SENSIInternal status (SENSE) signal input from the CXD2545Q (IC101)
63DAC-SELISetting terminal of the D/A converter (fixed at OH�)
Video system selection input from the system select switch (S9001)
64NPINI
OL�: PAL, OH�: NTSC, Middle: AUTO
65VSSNGround terminal
66VREQIRequest signal input terminal Not used (fixed at OH�)
67VREFIReference voltage (+5V) input terminal
68AVCCNPower supply terminal (for A/D conversion)
LED drive signal output for the self diagnosis indicator
69CHECK-LEDO
Normally: LED on (OH� output), Error: LED blinking
70XHIRQIInterruption request signal input from the MPEG audio/video decoder (IC201)
71SCORISub-code sync (S0+S1) detection signal input from the CXD2545Q (IC101)
72MREQICommunication request signal input from the IIC interface controller (IC901)
Serial data output to the CXD2545Q (IC101), D/A converter/digital filter (IC101), and video
73DATAO
D/A converter (IC401)
74AMUTEOMute control signal output to the CXD2545Q (IC101) and D/A converter/digital filter (IC101)
75LDONOLaser on/off selection signal output to the CXA1821M (IC103) OH�: laser on
76XLTOSerial data latch pulse output to the CXD2545Q (IC101)
77SCLKOSerial data transfer clock signal output to the CXD2545Q (IC101)
Serial data transfer clock signal output to the CXD2545Q (IC101), D/A converter/digital filter
78CLKO
(IC101), and video D/A converter (IC401)
79NR-SELISetting terminal of the video noise reduction (fixed at OH�)
80NNNot used (open)
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