Pioneer PDA-5002, Service Manual

Page: 146 / 183

PDP-503CMX, PDP-503MXE, PDA-5002
146
HD64F2328VF (RGB ASSY : IC5601)
• Wide Microcomputer
•
Pin Function
No. Pin Name Function
1 NC Non connection
2 Not used PU
3 VSS GND
4 NC Non connection
5 VCC 3.3V power supply
6 UA0 Address bus 0 with each IC
7 UA1
8 UA2
9 UA3
Address bus
10 VSS GND
11 UA4
12 UA5
13 UA6
14 UA7
15 UA8
16 UA9
17 UA10
18 UA11
Address bus
19 VSS GND
20 UA12
21 UA13
22 UA14
23 UA15
Address bus
24 UA16
25 UA17
26 UA18
27 UA19
Address bus for external flash memory
28 VSS GND
29 WU_CE Main microcomputer communication enable
30 NC Non connection
31 VI Vertical synchronization interrupt input
32 VACT_FRC Vact interrupt input after frame rate conversion
33 DE_W DE interrupt for start line detection of panel link input V
34 VD_W Vertical synchronization interrupts before FRC
35 VSS
36 VSS
GND
37 VACT_IP Histogram acquisition interrupt input
38 FILM_IP Acquisition interrupt input of film information
39 VCC 3.3V power supply
40 UD0
41 UD1
42 UD2
43 UD3
Data bus
44 VSS GND
45 UD4 Data bus