Pioneer DV-757AI, Service Manual

Page: 151 / 159

DV-757Ai
151
5 6 7 8
5 6
7
8
C
D
F
A
B
E
7
PD5787A (ILKB ASSY : IC101)
• HOST CPU
¶
Pin Arrangement
¶
Block Diagram
I/O port
Inside outskirts function
port P0
Timer
System clock outbreak
Memory
16-bit core based CPU
Program counter
Flag register
Vector table
Stack pointer
Registers
port P1 port P2 port P3 port P4 port P5 port P6
port P7
port P8
port P9
port P10
port P8
5
Timer TA0 (16 bit)
Timer TA1 (16 bit)
Timer TA2 (16 bit)
Timer TA3 (16 bit)
Timer TB0 (16 bit)
Timer TB1 (16 bit)
Timer TB2 (16 bit)
Timer TB3 (16 bit)
Timer TB4 (16 bit)
Timer TB5 (16 bit)
Monitor timer
(15 bit)
DMAC
(2 channel)
D-A converter
(8 bit
×
2 channel)
UART / clock synchronizer form SI/O
(8 bit
×
3 channel)
CRC operationed circuit
(CCITT system)
Clock synchronizer SI/O
(8 bit
×
2 channel)
A-D converter
(10 bit
×
8 channel)
Multiplier