Pioneer DV-545 Service Manual page 91

PE5251A (FLKB ASSY : IC101)
• Mode Control IC
•
Pin Function
No. Pin Name I/O
−
1 VDD1
−
2 VSS1
3 X1 I
−
4 X2
−
5 IC
6 I
RESET
7 I/O Port 2 8 bit input/output port / serial clock input/output
P27/SCK1
I/O
8 P26/SI1
I
I/O
9 P25/SO1
O
I/O
10 P24/BUSY
I
11 P23
I/O Port 2 8 bit input/output port
12 P22
I/O
13 P21/SO3
O
14 P20/SCK3 I/O Port 2 8 bit input/output port / serial clock input/output
15 P00/INTP0
I/O I Port 0 3 bit input/output port / External interrupt request input
16 P01/INTP1
17 P02/TI I/O I Port 0 3 bit input/output port / Timer input of 8 bit remote control timer (TM9)
−
18 AVSS
19 ANI3
20 ANI2
I
21 ANI1
22 ANI0
−
23 VSS0
−
24 AVDD
−
25 VDD0
26 P64
27 P63
28 P62 I/O Port 6 5-bit high proof pressure input/output ports of P-ch open drain
29 P61
30 P60
31 P57
32 P56
33 P55
34 P54
I/O Port 5 8-bit high proof pressure input/output ports of P-ch open drain
35 P53
36 P52
37 P51
38 P50
39 P47
O
40 P46
Positive power supply (excepting port, analog and FIP controller/driver section)
Ground (excepting port and analog)
Connect a crystal for main system clock oscillation
Internal connection Connect to Vss1 directly.
System reset input
Port 2 8 bit input/output port / Serial data input
Port 2 8 bit input/output port / Serial data output
Port 2 8 bit input/output port / Busy signal input
Port 2 8 bit input/output port / Serial data output
Ground of A/D converter
Analog input of A/D converter
Ground of port section
Analog power supply of A/D converter / reference voltage input
Positive power supply of port section
Port 4 8-bit high proof pressure input/output ports of P-ch open drain
DV-545, DV-444-S, DV-444-K
Pin Function
91