參數資料
型號: HD404358S
廠商: Hitachi,Ltd.
英文描述: 4-bit HMCS400-Series microcomputer
中文描述: 4位HMCS400系列微機
文件頁數: 82/100頁
文件大?。?/td> 398K
代理商: HD404358S
HD404358 Series
82
Addressing Modes
RAM Addressing Modes
The MCU has three RAM addressing modes, as shown in figure 73 and described below.
Register Indirect Addressing Mode:
The contents of the W, X, and Y registers (10 bits in total) are used
as a RAM address.
Direct Addressing Mode:
A direct addressing instruction consists of two words. The first word contains
the opcode, and the contents of the second word (10 bits) are used as a RAM address.
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.
AP
9
AP
0
W
1
Y
0
W register
X register
Y register
RAM address
Register Direct Addressing
AP
9
AP
0
RAM address
Direct Addressing
d
9
d
0
2nd word of Instruction
Opcode
1st word of Instruction
AP
9
AP
0
RAM address
Memory Register Addressing
m
3
Opcode
Instruction
0
0
0
1
0
0
AP
8
AP
7
AP
AP
5
AP
4
6
AP
3
AP
2
AP
1
AP
AP
AP
AP
AP
AP
AP
AP
8
7
6
5
4
3
2
1
d
8
d
7
d
6
d
5
d
4
d
3
d
2
d
1
AP
8
AP
7
AP
6
AP
5
AP
4
AP
3
AP
2
AP
1
W
0
X
3
X
2
X
1
X
0
Y
3
Y
2
Y
1
m
2
m
1
m
0
Figure 73 RAM Addressing Modes
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相關代理商/技術參數
參數描述
HD404358SERIES 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HD4043612 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer has an A/D converter
HD4043612F 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer
HD4043612H 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:microcomputer has an A/D converter
HD4043612S 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-bit HMCS400-Series microcomputer