參數(shù)資料
型號: HD4048412
廠商: Hitachi,Ltd.
英文描述: 4-Bit Single-Chip Microcomputer
中文描述: 4位單片機
文件頁數(shù): 110/125頁
文件大小: 471K
代理商: HD4048412
HD404849 Series
110
Memory Register Addressing Mode:
The memory registers (MR), which are located in 16 addresses
from $040 to $04F, are accessed with the LAMR and XMRA instructions.
ROM Addressing Modes and the P Instruction
The MCU has four ROM addressing modes, as shown in figure 92 and described below.
d
9
d
8
d
7
d
6
d
5
d
4
d
3
d
2
d
1
d
0
2nd word of instruction
Opcode
1st word of instruction
[JMPL]
[BRL]
[CALL]
PC
9
PC
8
PC
7
PC
6
PC
5
PC
4
PC
3
PC
2
PC
1
PC
0
PC
PC
PC
PC
10
11
12
13
Program counter
Direct Addressing
Zero Page Addressing
d
5
d
4
d
3
d
2
d
1
d
0
Instruction
[CAL]
Opcode
PC
9
8
PC
7
6
PC
5
4
PC
3
PC
1
PC
0
PC
PC
10
11
12
13
Program counter
0
0
0
0
0
0
0
0
PC
PC
PC
PC
PC
PC
2
B
1
B
0
A
3
A
2
A
1
A
0
Accumulator
Program counter
Table Data Addressing
PC
9
PC
8
PC
7
PC
6
PC
5
PC
4
PC
3
PC
2
PC
1
PC
0
PC
PC
PC
10
11
12
13
B
2
B
3
B register
p
3
p
0
[TBR]
Instruction
Opcode
0
0
p
2
p
1
PC
Opcode
b
7
b
6
b
5
b
4
b
3
b
2
b
1
b
0
Instruction
PC
9
0
PC
PC
PC
11
12
13
Program counter
Current Page Addressing
[BR]
PC
10
7
PC
6
PC
5
PC
4
PC
3
PC
2
PC
1
PC
PC
8
PC
p
0
p
1
p
2
p
3
Figure 92 ROM Addressing Modes
相關(guān)PDF資料
PDF描述
HD4048412FS 4-Bit Single-Chip Microcomputer
HD4048412H RELAY BASE
HD4048412TF 4-Bit Single-Chip Microcomputer
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HD4048412FS 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD4048412H 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD4048412TF 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-Bit Single-Chip Microcomputer
HD404848 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer
HD404848FS 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit Single-Chip Microcomputer