Pioneer DV-47AI Service Manual page 142

1
7 PD5787A (ILKB ASSY : IC101)
• HOST CPU
A
¶ Pin Arrangement
B
C
¶ Block Diagram
D
I/O port
Inside outskirts function
E
F
142
1
2
port P0 port P1
Timer
(10 bit × 8 channel)
Timer TA0 (16 bit)
Timer TA1 (16 bit)
Timer TA2 (16 bit)
UART / clock synchronizer form SI/O
Timer TA3 (16 bit) (8 bit × 3 channel)
Timer TB0 (16 bit)
Timer TB1 (16 bit)
CRC operationed circuit
Timer TB2 (16 bit)
(CCITT system)
Timer TB3 (16 bit)
Timer TB4 (16 bit)
16-bit core based CPU
Timer TB5 (16 bit)
Registers
Monitor timer
(15 bit)
DMAC
(2 channel)
D-A converter
(8 bit × 2 channel)
2
3
port P2 port P3 port P4
System clock outbreak
A-D converter
Clock synchronizer SI/O
(8 bit × 2 channel)
Program counter
Stack pointer
Vector table
Flag register
DV-47Ai
3
4
port P5 port P6
Memory
Multiplier
4