Pin No. Pin name I/O Function
39 SC1 O Serial clock output
40 SI2 I Serial bus 2 (for data input)
41 SO2 O Serial bus 2 (for data output)
42
YUVRGB/GAIN/CKSW2
O
Mute signal output to video buffer and EURO C/R
select signal output
43 DREQ0 I Input of DMA-REQ 0 from AV DEC
44 DACK0 O Output of DMA-ACK 0 to AV DEC
45 IFCS O Chip select signal to IF CON
46 DREQ1 I Input of DMA-REQ 1 from AV DEC
47 DACK1 O Output of DMA-ACK 1 to AV DEC
48 EWC O Write control signal output to EEPROM
49 ECS O Chip select signal output to EEPROM
50 KCS/39CS O Chip select signal output to audio DSP
51 AURST O Reset signal output to audio DAC
52 VSS – Ground
53 X1 O Clock output (12.5 MHz)
54 X0 I Clock input (12.5 MHz)
55 VCC – Power supply
56 CKSW1 I Chuck sensor input
57 OCSW1 I Tray sensor input
58 OCSW2 I Tray sensor input
59 DACCS0 O Chip select signal output to DAC (2ch)
60 DACCS1 O Chip select signal output to DAC (6ch) and DSP
61 48/44.1K O PLL FS control signal output
62 MAMUTE O Audio mute signal output
63 WIDE O WIDE select signal output
64 C – Capacitor (0.1uF) connect between ground
65 CS0X O External ROM chip select signal output
66 CS1X – Not used
67 CS2X O Chip select signal output (for AV DEC)
68 CS3X O Chip select signal output (for AV DEC)
69 CS4X O Chip select signal output (for ARP)
70 CS5X O Chip select signal output (for FGA)
Pin No. Pin name I/O Function
1–5 HA17-HA21 O Address bus A17-A21
6HA22– Not used
7 RGBSEL O Color difference signal/RGB signal select signal output
8 DACMUTE/FS O Filter control signal output
9AVCC– Power supply
10 AVRH – Reference power supply (+3.3 V)
11 AVSS – Ground
12 AN0 I Set of mode 0
13 AN1 I Set of mode 1
14 AN2 I Set of mode 2
15 AN3 I Set of mode 3
16 XRST O System reset signal output
17 POFF – Not used
18 CSb O Chip select signal for servo DSP
19 NC – Not used
20 EUROV/Y/VFC1 O EURO V/Y select signal output
21 DISCEXT/VFC2 O Line input select signal output (DISC: “H”, EXT: “ L”)
22 ARPRST O Reset signal output for ARP
23 DRVMUTE O Drive mute signal output
24 VCC – Power supply
25 INT0 I Input of interrupt from AV DEC
26 INT1 I Input of interrupt from ARP
27 INT2 I Input of interrupt from FGA
28 INT3 I Input of interrupt from EEPROM
29 INT4 I Input of interrupt from IF CON
30 INT5 I Input of interrupt from audio DSP
31 INT6 I Input of interrupt from audio DSP
32 INT7 I Input of interrupt from servo DSP
33 SI0 I Serial data input from IF CON and EEPROM
34 VSS – Ground
35 SO0 O Serial data output to IF CON and EEPROM
36 SC0 O Serial clock output to IF CON and EEPROM
37 SI1 I Serial bus 1 (for data input)
38 SO1 O Serial bus 1 (for data output)
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