2-18
Pin No. Port Name I/O FUNCTION
1 RDX O System bus read strobe signal output.
2 WEX O System bus lower 8 bit write strobe signal output.
3 BOOT O Ziva MI-COM transmission control output.
4 CDLOW O Disc judge output.
5 LD.SW1 O Laser control output 1.
6 RDY I System bus ready input.
7 LD.SW2 O Laser control output 2.
8,54,94 Vcc Ð +5 V power supply pin.
9-11,21,23, 56 N.C Ð No connection.
12 OPE.DOUT I Serial data input from the output control MI-COM.
13 OPE.DIN O Serial data output to the output control MI-COM.
14 OPE.CLK I Serial clock input from the output control MI-COM.
15 SLI.LV O PWM output for data slice level control of the read channel MI-COM.
16 L.M.V.C O PWM output for disc changer tray rotation control.
17 XAVRST O Reset control output for the Ziva-3 MI-COM.
18 SYS.XBSY O Serial data ready/busy output to the output control MI-COM.
19 DVD.L O DVD/CD laser select control output.
20 SUBQ I CD-DSP Q data input.
22 SQCK O Clock output for CD-DSP Q data.
24 CRCOK I Sector ID error O.K. input.
25 XCHANGER I Disc changer operation setting pin.
26 XDAMUTE0 O Audio section mute control output. (L: mute on)
27 ICESEL O IEC958 digital out select output. (L: Ziva, H: CD)
28 XDAMUTE1 O Audio section mute control output. (L: mute on)
29 CLKSEL1 O Clock generator SRO control output. (L: normal, H: double)
30 CLKSEL2 O Clock generator FSO control output. (L: 48 kHz, H: 44.1 kHz)
31 SYSRST O System reset output.
32 DRPOUT I Drop out input.
33,63,91,119 Vss Ð Ground pin.
34 C Ð Capacitor connecting pin.
35 PAL/NTSC O Video decoder PAL/NTSC select output.
36 ENRST O Video encoder IC reset output.
37 XDARST O DAC reset output.
38 DVcc Ð +5 V power supply pin for digital circuit.
39 DVss Ð Ground pin for digital circuit.
40 FCSBAL I Focus balance adjustment input.
41 TRKBAL I Tracking balance adjustment input.
42 Avcc Ð +5 V power supply pin for analog circuit.
43 AVRH I Connect to +5 V.
44 AVRL I Connect to ground.
45 Avss Ð Ground pin for analog circuit.
46 TE I A/D input for disc judge signal 1 (Tracking error).
47 RFENV I A/D input for disc judge signal 2 (RF envelope).
48 FE I A/D input for disc judge signal 3 (Focus error).
49 JIT.OUT I A/D input for jitter out.
50 DASW1 O Audio DAC L/R channel input data select control output.
51 DACML O Audio DAC serial latch output.
52 DACMC O Audio DAC serial clock output.
53 DACMD O Audio DAC serial data output.
55 DASW0 O Audio DAC mix channel input data select control output.
57 DEC.CS O Ziva MI-COM chip select output.
58 XDACS1 O Audio DAC (L/R) chip select output.
59 XDACS2 O Audio DAC (SL/SR) chip select output.
60 XDACS3 O Audio DAC (C/SUBW) chip select output.
61 XDACS0 O Audio DAC (MIXL/MIXR) chip select output.
62 CHG.V.C O Disc changer motor control output.
64 DISC.CHK I Disc judge assist.
65 XMULTI I 2 CH/XMULTICH setting control input.
66 DASW2 O Four audio DAC test mode input data select.
MB90574 (CPU/System control MI-COM)
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