Denon AVR-4520, Руководство по обслуживанию

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211
Function
Pin
No.
Pin Name I/O
* For latch-up countermeasure, perform each power supply ON/OFF in the same timing.
28 XOUT O X tal osc. connecting output terminal
29 XIN I X tal osc. connection, external clock input terminal (24.576MHz or 12.288MHz)
30 DVDD Digital power
31 DGND Digital GND
32 EMPHA/UO I/O Emphasis information/U-data output/Chip address setting terminal
33 AUDIO/VO I/O Non-PCM detect/V-flag output/Chip address setting terminal
34 CKST I/O Clocwitch transition period output/Demodulation master or slave function switching terminal
35 INT I/O Interrupt output for µ com (Interrupt factor selectable)/Modulation or general I/O switching terminal
36 RERR O PLL lock error, data error flag output
37 DO O
38 DI I
39 CE I
40 CL I
41 XMODE I System reset input terminal
42 DGND Digital GND
43 DVDD Digital power
44 TMCK/PIO0 I/O 256fs system clock input for modulation/General I/O in/output terminal
45 TBCK/PIO1 I/O 64fs bit clock input for modulation/General I/O in/output terminal
46 TLRCK/PIO2 I/O fs clock input for modulation/General I/O in/output terminal
47 TDATA/PIO3 I/O Serial audio data input for modulation/General I/O in/output terminal
48 TXO/PIOEN O/I Modulation data output/ General I/O enable input terminal
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µ com I/F, read out data output terminal (3-state)
µ com I/F, write data input terminal
µ com I/F, chip enable input terminal
µ com I/F, clock input terminal