Pioneer PDP-R04E Service Manual page 177

5
Block Diagram
CVBS1
Slicer1
ACQ
CVBS2
Slicer2
16...21
16
Addr.
External
Bus
Interface
16
Data
16
GA SRU
FIFO
3 x 6 Bit
DAC
3
5
6
32 Instr./Data
-Cache
Boot
ROM
16
D-Cache
16 X-BUS
XRAM
2 Kbyte
4-
Channel USART SPI
D-Sync
ADC ASC SSC
7-bit
Port 5 Port 3
6
H V
6
7
CPU-Core
C166
Interrupt Controller
PEC
Instr./Data
36 nodes (8 ext.)
GPT1
GPT2
T2
2 C
T5
T3
T6
T4
Port 2 Port 4
15 8 8
PDP-R04E
7
8
Data 16
Internal
RAM
2 Kbyte
Data 16
OSC
XTAL
(6 MHz)
OCDS
RTC Watchdog
JTAG
Port 6
4
7
UEB10716
8
A
B
C
D
E
F
177