Pioneer CDX-M1026ZG, Руководство по обслуживанию

Страница: 40 / 45

40
CDX-M1026ZG
Pin No. Pin Name I/O Format Function and Operation
72 VREF I A/D converter reference voltage input
73 AVSS (A/D converter GND)
74 BSENS I Back up sense input
75 U/
l
I ELV position switch input
76 DISK Disc detector and 8/12cm detect
77 EPVO I Slide voltage input for ELV detector
78 EREF I ELV reference voltage input
79 MSW I Disc detect timing and tray position input
80 TEMP I Not used
*PD5392C
24
25
40
41
64
65
80
1
Format Meaning
C C MOS
-
Pin Functions (XC68HC56FN)
Pin No. Pin Name I/O Function and Operation
1 VSSA Analog ground terminal
2 LOTI I/O Logic out transceiver input/output
3 OSC2 O External reference connection output
4 OSC1 I External clock connection input
5
dlcrst
I DLCP reset signal input
6
dlccs
I DCLP chip select signal input
7 DLCCE I DCLP chip enable signal input
8 DLCA0 I Address select signal input
9 DLC
R/w
I DLCP data transfer control input
10
dlcint
O DCLP interrupt request input
11 VDD Digital power supply terminal
12–19 D7-D0 I/O Bidirectional three-state data bus input output
20 VSSD Digital ground terminal
21 LOAD I External bus load connection input
22 BUS I/O Serial data signal input/output
23 VBATT Transceiver power supply terminal
24 PSEN O Power supply status signal output
25 VCC Analog power supply terminal
26 REXT2 I Transceiver biasing resistor input
27 REXT1 I Transceiver biasing resistor input
28 LITO I/O Logic in transceiver input/output
*XC68HC56FN
IC's marked by* are MOS type.
Be careful in handling them because they are very
liable to be damaged by electrostatic induction.