SD42C4404 Datasheet, PDF (3/19 Pages) AUK corp – 4Bit Single Chip Microcontroller

BLOCK DIAGRAM
SD42C/P4404
BASIC
INTERVAL
TIMER
IRQBT
BUZ / P13
WATCH
TIMER
IRQWT
SD42CORE
TI0 / P00
TIMER/EVENT
COUNTER 1
IRQTC 0
SCK / P10
SI / P11
SO / P12
SERIAL
INTERFACE
IRQS0
INT0 / P00
INT1 / P01
INTERRUPT
CONTROL
PA0~PA3/
AD0-AD3
8-BIT ADC
IRQAD
PROGRAM MEMORY
(4096 X 10BITS)
DATA MEMORY
(512 X 4BITS)
n
Fx / 2
CLOCK
OUTPUT
CONTROL
CLOCK
DIVIDER
CLOCK
GENERATOR
CPU
CLOCK
STOP/ IDLE
CONTROL
PORT0
P00 P01
PORT1
P10 P13
PORT4
P40 P42
PORT5
P50 P53
PORT6
P60 P62
PORT8
P80 P83
PORTA
PA0 PA3
KSI-W031-000
3