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HCD404344R 查看數據表(PDF) - Hitachi -> Renesas Electronics
零件编号
产品描述 (功能)
生产厂家
HCD404344R
4-bit microcomputers
Hitachi -> Renesas Electronics
HCD404344R Datasheet PDF : 100 Pages
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HD404344R Series/HD404394 Series
HD404344R Series, HD4074344 Block Diagram
INT
0
Interrupt
control
EVNB
Timer B
TOC
Timer C
SI
SO
SCK
AN
0
AN
1
AN
2
AN
3
Serial
interface
A/D
converter
Data bus
Large-current
pin
Bidirectional
signal line
System control
RAM
(256
×
4 bits)
W
(2 bits)
X
(4 bits)
SPX
(4 bits)
Y
(4 bits)
SPY
(4 bits)
ALU
ST
CA
(1 bit) (1 bit)
A
(4 bits)
B
(4 bits)
SP
(10 bits)
Instruction
decoder
PC
(14 bits)
ROM
(1,024
×
10 bits)
(2,048
×
10 bits)
(4,096
×
10 bits)
12
D
0
D
1
D
2
D
3
D
4
D
5
R0
0
R0
1
R0
2
R0
3
R1
0
R1
1
R1
2
R1
3
R2
0
R2
1
R2
2
R2
3
R3
0
R3
1
R3
2
R3
3
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