Sharp XL-1000H Service Manual page 56

XL-1000H/1100H
IC802 VHiTC9462F/-1: Servo/Signal Control (TC9462F) (1/3)
Port Name Input/Output
Pin No.
1* TEST0
2* /HSO
3* /UHSO
4* EMPH
5* LRCK
6 VSS
7* BCK
8* AOUT
9 DOUT
10* MBOV
11* IPF
12* SBOK
13* CLCK Input/Output
14 VDD
15 VSS
16* DATA
17* SFSY
18* SBSY
19* SPCK
20* SPDA
21* COFS
22* MONIT
23 VDD
24 TESIO0
25 P2VREF
26* HSSW
27* ZDET
28 PDO
29* TMAXS
30 TMAX
31 LPFN
32 LPFO
33 PVREF
34 VCOREF
35 VCOF
36 AVSS
37 SLCO
38 RFI
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
Input Test mode terminal. To be opened usually.
Output Playback speed mode flag output terminal.
Output
/UHSO /HSO
H
H
L
L
Output Sub-code Q data emphasis flag output terminal. "H": Emphasis ON "L": Emphasis OFF
The output polarity can be inverted by command.
Output Channel clock (44.1 kHz) output terminal. "L": L channel "H": R channel
The output polarity can be inverted by command.
— Digital ground terminal.
Output Bit clock (1.4122 MHz) output terminal.
Output Audio data output terminal.
Output Digital out output terminal.
Output Buffer memory over signal output terminal. "H": Over
Output Correction flag output terminal.
"H": When AOUT output is correction-disabled symbol in case of C2 correction output.
Output Sub-code Q data CRCC judgment result output terminal. "H": When judgment result is OK.
Sub-code P-W data read clock output/input terminal. Selectable with command bit.
Input Digital + power terminal.
— Digital ground terminal.
Output Sub-code P-W data output terminal.
Output Playback system frame sync signal output terminal.
Output Sub-code block sync output terminal. "H": On S1 position when the sub-code sync is detected.
Output Processor status signal read clock (176.4 kHz) output terminal.
Output Processor status signal output terminal.
Output Correction system frame clock (7.35 kHz) output terminal.
Output LSI internal signal monitor terminal.
It is possible to monitor the DSP internal flag and PLL system clock with the microcomputer
command. Terminal for serial output of text data according to command .
Input Digital + power terminal.
Input Test input/output terminal. To be fixed to "L" usually.
Terminal to input the text data read clock according to command.
— 2VREF terminal for PLL system.
Output VREF voltage in case of x2 speed/x4 speed.
Output 1-bit DAC zero detection flag output terminal.
Output Terminal to output the phase difference between EFM signal and PLCK signal.
Output TMAX detection result output terminal. To be selected with command bit TMPS.
Output TMAX detection result output terminal. To be selected with command bit TMPS.
TMAX detection result
Longer than specific period
Shorter than specific period
Within specific period
Input Low-pass filter amp inverted input terminal.
Output Low-pass filter amp output terminal.
Input VREF terminal for PLL system.
Input VCO center frequency standard level terminal. To be fixed to PVref usually.
Output VCO filter terminal.
— Analog system ground terminal.
Output Data slice level generation DAC output terminal.
Input RF signal input terminal.
Function
Playback speed
H x1 speed playback
L x2 speed playback
H x4 speed playback
L —
TMAX output
"P2VREF"
"VSS"
"HIZ"
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