Sharp DV-NC55U Service Manual page 57

11-5. IC508 IX1761GE
Pin No. Terminal name
1 VDD1
2 HADR0
3 HADR1
4 HADR2
5 HADR3
6 HADR4
7 HADR5
8 HADR6
9 HADR7
10 VSS
11 VDD1
12 HDAT0
13 HDAT1
14 HDAT2
15 HDAT3
16 HDAT4
17 HDAT5
18 HDAT6
19 HDAT7
20 HRD
21 HWR
22 HAS
23 HCS1
24 HCS2
25 VSS
26 VDD1
27 HWAIT
28 HINT
29 VSS
30 PDO[0]
31 PDO[1]
32 PDO[2]
33 PDO[3]
34 PDO[4]
35 PDO[5]
36 PDO[6]
37 PDO[7]
38 PDO[8]
39 VSS
40 VDD1
41 PSYCO
42 PDRQO
43 PDCKO
44 VSS
45 VDD2
46 DVDREQ
47 PDCKI
48 PDRQI
49 PSYCI
50 VSS
51 VDD2
TRACK BUFFER INTERFACE
I/O
Supply Digital power supply +3.3V
Input CPU Address bus
Input CPU Address bus
Input CPU Address bus
Input CPU Address bus
Input CPU Address bus
Input CPU Address bus
Input CPU Address bus
Input CPU Address bus
Supply Digital GND
Supply Digital power supply +3.3V
In/Output CPU Data bus
In/Output CPU Data bus
In/Output CPU Data bus
In/Output CPU Data bus
In/Output CPU Data bus
In/Output CPU Data bus
In/Output CPU Data bus
In/Output CPU Data bus
Input CPU Read signal
Input CPU write signal
Input CPU address strobe
Input CPU chip select signal 1 (Track Buffer Operation)
Input CPU chip select signal 2 (bus Voltage Transfer)
Supply Digital GND
Supply Digital power supply +3.3V
Output CPU wait signal (Open drain)
Output CPU interrupt signal (Open drain)
Supply Digital GND
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Output Output DVD/CDdata
Supply Digital GND
Supply Digital power supply +3.3V
Output Output data selector sync signal
Output Output data transfer block signal
Output Output data transfer clock
Supply Digital GND
Supply Digital power supply +5V
Input Request signal input
Input Input data transfer clock
Input Input data transfer block signal
Input Input data selector sync signal
Supply Digital GND
Supply Digital power supply +5V
Operation function
57
DV-NC55U/C/M