IC, ?PD78012FGC656-AB8
Pin No.Pin NameI/ODescription
1TE-BALNNot connected.
2LO-REVOLoading motor reverse drive output.
3LO-FWDOLoading motor forward drive output.
4LIMT-SWIInner edge limit switch.
5RF-SWOCD/CD-RW switching output.
Outputs "H" when power is turned on. (When power is supplied, this pin outputs "H"
6SV-CONTOafter DSP is initialized.)
7, 8NCNNot connected.
9VSSNGround.
10 ~ 17NCNNot connected.
18SRQOMechanism microprocessor communication request.
19SLEEPISLEED request from system microprocessor.
20CHACK-SWIChucking complete switch.
21LOAD-SWIDisc loading switch.
228/12-SWI8/12-cm check switch.
23CD-ONOCD mechanism power control output.
24 VSSNGround.
25, 26NCNNot connected.
27APCOLaser on/off switching output.
28 ~ 30NCNNot connected.
31LOCKI/OOutputs "H" when GFS sampled by 460 Hz is "H"; "L" when GFS is "L" continuously
for 8 samplings. Or, a signal is input when LKIN is "1".
32FOKI/OFocus OK signal input/output.
33C2POIC2PO input.
34GFSIGFS input.
35RESETISystem reset input.
36NCNNot connected.
37SCORISub-code sync input.
38SENSISENS input.
39CSICS signal input.
40VDDNPower supply.
41X2NFor generating main system clock .
42X1IFor generating main system clock .
43ICNGround.
44XT2NNot connected.
45XT1NNot connected.
46AVSSNGround.
47, 48NCNNot connected.
49SCLKOOutputs clock for reading SENS serial data.
50CLK-DSPOOutputs clock for transferring DSP serial data.
51LAT-DSPODSP serial data latch output.
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ACEC
