HD6475328CG Datasheet, PDF (25/459 Pages) Hitachi Semiconductor – Manual Gives a Hardware Description

1.2 Block Diagram
Figure 1-1 shows a block diagram of the H8/532 chip.
Port 1
Port 2
Port 3
EXTAL
XTAL
Clock
Gener-
ator
RES
STBY
MD0
MD1
MD2
NMI
V cc
V cc
V ss
V ss
V ss
V ss ^*
V ss
V ss
AVcc
AVss
Wait-
State
Controller
RAM
1 kByte
PROM/Mask
ROM 32 kByte
Interrupt
Controller
Data
Transfer
Controller
Serial
Communication
Interface
CPU
8 Bits Timer
PWM Timer
(x 3 channel)
16 Bits Free
Running Timer
(x 3 channel)
10 Bits
A/D Converter
Watchdog
Timer
Port 9
Port 8
Port 7
P47/A 7
P46/A 6
P45/A 5
P44/A 4
P43/A 3
P42/A 2
P41/A 1
P40/A 0
P57 /A15
P56 /A14
P55 /A13
P54 /A12
P53 /A11
P52 /A10
P51/A 9
P50/A 8
P63 /A19
P62 /A18
P61 /A17
P60 /A16
* CP-84 and CG-84 only
Figure 1-1 Block Diagram
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