參數(shù)資料
型號: HD404326
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-series microcomputer(4位單片微計算機(jī))
中文描述: 4位HMCS400系列微電腦(4位單片微計算機(jī))
文件頁數(shù): 7/94頁
文件大小: 573K
代理商: HD404326
HD404328 Series
7
Block Diagram
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
D
8
D
9
D
10
R0
0
R0
1
R0
2
R0
3
D
R
R1
0
R1
1
R1
2
R1
3
R2
0
R2
1
R2
2
R2
3
R
R
R3
0
R3
1
R3
2
R3
3
R4
0
R4
1
R4
2
R4
3
R5
0
R5
1
R5
2
R5
3
R
R
R
PC
(14 bits)
Instruction
decoder
SP
(10 bits)
B
(4 bits)
A
(4 bits)
ST
(1 bit)
CA
(1 bit)
ALU
SPY
(4 bits)
Y
(4 bits)
SPX
(4 bits)
X
(4 bits)
W
(2 bits)
RAM
(280 4 bits)
(536 4 bits)
System control
Interrupt
control
Timer A
Timer B
Timer C
Serial
interface
Buzzer
I
I
I
BUZZ
AV
AN
AN
AN
AN
AV
SI
SO
SCK
EVENT
INT
0
INT
1
C
V
1
O
2
O
R
T
X
X
G
0
1
2
3
ROM
(4,096 10 bits)
(6,144 10 bits)
(8,192 10 bits)
(16,384 10 bits)
Zero-
crossing
detection
ZCD
LCD
driver/
controller
V
V
V
COM1
COM2
COM3
COM4
SEG1
SEG2
S.
SEG23
SEG24
1
2
3
A/D
converter
Data bus
Large-current pins
Directional
signal line
CPU
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