HD64336900G Datasheet, PDF (31/408 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

1.2 Internal Block Diagram
System
clock
generator
Internal
RC
oscillator
CPU
H8/300H
P17/ /TRGV
P14/
Data bus (lower)
ROM
RAM
P22/TXD
P21/RXD
P20/SCK3
P55/
P57/SCL
P56/SDA
/
Timer W
SCI3
Timer V
I²C
bus interface
Timer B1
Watchdog
timer
A/D
converter
POR & LVD
Port C
Port B
E10T_0
E10T_1
E10T_2
P76/TMOV
P75/TMCIV
P74/TMRIV
P84/FTIOD
P83/FTIOC
P82/FTIOB
P81/FTIOA
P80/FTCI
Figure 1.1 Internal Block Diagram of H8/36912 Group
Rev. 1.00, 11/03, page 3 of 376