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Компоненты Описание
HD404449H Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics
Номер в каталоге
Компоненты Описание
производитель
HD404449H
Four timer/counters
Hitachi -> Renesas Electronics
HD404449H Datasheet PDF : 123 Pages
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Block Diagram
HD404449 Series
INT
0
INT
1
INT
2
INT
3
EVNB
TOB
TOC
EVND
TOD
SI
1
SO
1
SCK
1
SI
2
SO
2
SCK
2
AV
CC
AV
SS
AN
0
AN
1
AN
2
AN
3
External
interrupt
Timer
A
Timer
B
Timer
C
Timer
D
Serial
interface
1
Serial
interface
2
A/D
converter
System control
RAM
(1,152
×
4 bits)
W
(2 bits)
X
(4 bits)
SPX
(4 bits)
Y
(4 bits)
SPY
(4 bits)
ALU
CPU
ST CA
(1 bit) (1 bit)
A
(4 bits)
B
(4 bits)
SP
(10 bits)
Instruction
decoder
PC
(14 bits)
ROM
(16,384
×
10 bits)
(8,192
×
10 bits)
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
D
8
D
9
D
10
D
11
D
12
D
13
R0
R0
R0
R0
0
1
2
3
R1
R1
R1
R1
0
1
2
3
R2
R2
R2
R2
0
1
2
3
R3
R3
R3
R3
0
1
2
3
R4
R4
R4
R4
0
1
2
3
R5
R5
R5
R5
0
1
2
3
R6
R6
R6
R6
0
1
2
3
R7
R7
R7
R7
0
1
2
3
R8
R8
R8
R8
0
1
2
3
R9
R9
R9
R9
0
1
2
3
RRRRAAAA
0123
RB
0
RB
1
RB
2
RB
3
RC
0
RC
1
RC
2
RC
3
High current
pins
: Data bus
: Signal line
5
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