HD6433802H Datasheet, PDF (23/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

1.2 Internal Block Diagram
Figure 1.1 shows a block diagram of the H8/3802 Series.
x₁
x₂
OSC₁
OSC₂
P3₁/TMOFL
P3₂/TMOFH
P3₃
P3₄
P3₅
P3₆/AEVH
P3₇/AEVL
P4₀/SCK₃₂
P4₁/RXD₃₂
P4₂/TXD₃₂
P4₃/IRQ₀
P50/WKP₀/SEG₁
P51/WKP₁/SEG₂
P52/WKP₂/SEG₃
P53/WKP₃/SEG₄
P54/WKP₄/SEG₅
P55/WKP₅/SEG₆
P56/WKP₆/SEG₇
P57/WKP₇/SEG₈
P6₀/SEG₉
P6₁/SEG₁₀
P6₂/SEG₁₁
P6₃/SEG₁₂
P6₄/SEG₁₃
P6₅/SEG₁₄
P6₆/SEG₁₅
P6₇/SEG₁₆
AVcc
Sub Clock
OSC
System Clock
OSC
ROM
Timer - A
H8/300L
CPU
RAM
Serial
communication
interface (SCI3)
Timer - F
10-bit PWM1
10-bit PWM2
Asynchronous
counter (16 bit)
LCD
Controller
/Driver
A/D
(10 bit)
V_SS = AV_SS
VCC
RES
TEST
PA₃/COM₄
PA₂/COM₃
PA₁/COM₂
PA₀/COM₁
IRQAEC
V_SS
P9₅
P9₄
P9₃
P9₂
P9₁/PWM2
P9₀/PWM1
P8₀/SEG₂₅
P7₇/SEG₂₄
P7₆/SEG₂₃
P7₅/SEG₂₂
P7₄/SEG₂₁
P7₃/SEG₂₀
P7₂/SEG₁₉
P7₁/SEG₁₈
P7₀/SEG₁₇
V₁
V₂
V₃
PB₃/AN₃/IRQ1
PB₂/AN₂
PB₁/AN₁
PB₀/AN₀
Large-current (25 mA/pin) high-voltage open-drain pin (7 V)
Large-current (10 mA/pin) high-voltage open-drain pin (7 V)
High-voltage (7 V) input pin
Figure 1.1 Block Diagram
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