Y IC501 CXD2548R (DIGITAL SERVO, DIGITAL SIGNAL PROCESSOR)
Pin No.Pin NameI/OPin Description
1SYSMISystem mute input (Not used.)
2RMUT1OR-ch, O0� detection output. (OH� : ON, OL� : OFF) (Not used.)
3LMUT2OL-ch, O0� detection output. (OH� : ON, OL� : OFF) (Not used.)
4CKOUTOMaster clock frequency division output (Not used.)
5VDD0NDigital power supply
6SBSOOSerial output of sub-P to W. (Not used.)
7EXCKIClock input for SBSO read output. (Not used.)
8SQCKIClock input for SQSO read output.
9SQSOOSubQ 80 bit, PCM peak and level data 16 bit output.
10SENSOSENS output. Output to CPU.
11SCLKIClock input for SENS real data read.
12DATAISerial data input from CPU.
13XLATILatch input from CPU. Latch serial data at the falling edge.
14CLOKISerial data transfer clock input from CPU.
15XRSTISystem reset (OL� : Reset)
16ACDTONot used.
17PWM1IExternal control input of spindle motor.
18XLONOMicrocomputer extension interface (Output) (Not used.)
19SPOAIMicrocomputer extension interface (Input A) (Not used.)
20WFCKOWFCK (Write Flame Clock) output
21GTOPOGTOP output
22XUGFOXUGF output (Not used.)
23XPCKOXPLCK output (Not used.)
24GFSOGFS output
25RFCKORFCK output
26C2POOC2PO output (Not used.)
27XROFOXROF output
28SCOROOH� output at either detection, sub code sync S0 or S1.
29MNT0OMNT0 output (Not used.)
30MNT1OMNT1 output (Not used.)
31MNT3OMNT3 output (Not used.)
32VSS1NDigital GND
33DOUTODigital-Out output
34ATSKIFor anti-shock.
35MIRROMirror signal output (Not used.)
36DFCTODiffect signal output (Not used.)
37FOKOFocus OK signal output
38VDD1NDigital power supply
39VPCO1OCharge pump output for wideband EFM PLL.
40VPCO2OVCO2 charge pump output for wideband EFM PLL.
41VCK.IIVCO2 oscillator input for wideband EFM PLL.
42V16MOVCO2 oscillator output for wideband EFM PLL.
43VCTLIVCO2 control input for wideband EFM PLL.
44PCOOCharge pump output for master PLL.
45FILOOFilter output for master PLL (Slave = digital PLL).
46FILIIFilter input for master PLL.
47AVSS4NAnalog GND
48CLTVIVCO control voltage input for master.
49AVDD4NAnalog power supply
50RFACIEFM signal input
51BIASIAsymmetry circuit constant current input
52ASY.IIAsymmetry comparate voltage input
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ACEC
