參數(shù)資料
型號(hào)： 78058FY
廠商： NEC Corp.
英文描述： Common to 78K/0 Series
中文描述： 共同的78K / 0系列
文件頁數(shù)： 17/129頁
文件大小： 644K
代理商： 78058FY
17
CHAPTER 2 REGISTERS
User's Manual U12326EJ4V0UM
2.2 General-Purpose Registers
General-purpose registers are mapped at particular addresses (FEE0H to FEFFH) of the data memory. These
registers consist of 4 banks, each bank consisting of eight 8-bit registers (X, A, C, B, E, D, L and H).
In addition that each register can be used as an 8-bit register, two 8-bit registers in pairs can be used as a 16-
bit register (AX, BC, DE and HL).
General-purpose registers can be described in terms of functional names (X, A, C, B, E, D, L, H, AX, BC, DE
and HL) and absolute names (R0 to R7 and RP0 to RP3).
Register banks to be used for instruction execution are set with the CPU control instruction (SEL RBn). Because
of the 4-register bank configuration, an efficient program can be created by switching between a register for normal
processing and a register for processing upon interrupt generation for each bank.
Table 2-1. General-Purpose Register Absolute Address Correspondence Table
Bank Name
Register
Absolute Address
Bank Name
Register
Absolute Address
Functional
Name
Absolute
Name
Functional
Name
Absolute
Name
BANK0
H
R7
FEFFH
BANK2
H
R7
FEEFH
L
R6
FEFEH
L
R6
FEEEH
D
R5
FEFDH
D
R5
FEEDH
E
R4
FEFCH
E
R4
FEECH
B
R3
FEFBH
B
R3
FEEBH
C
R2
FEFAH
C
R2
FEEAH
A
R1
FEF9H
A
R1
FEE9H
X
R0
FEF8H
X
R0
FEE8H
BANK1
H
R7
FEF7H
BANK3
H
R7
FEE7H
L
R6
FEF6H
L
R6
FEE6H
D
R5
FEF5H
D
R5
FEE5H
E
R4
FEF4H
E
R4
FEE4H
B
R3
FEF3H
B
R3
FEE3H
C
R2
FEF2H
C
R2
FEE2H
A
R1
FEF1H
A
R1
FEE1H
X
R0
FEF0H
X
R0
FEE0H
相關(guān)PDF資料
PDF描述
78064B Common to 78K/0 Series
78064Y Common to 78K/0 Series
78070A Common to 78K/0 Series
78070AY Common to 78K/0 Series
78075B Common to 78K/0 Series
相關(guān)代理商/技術(shù)參數(shù)
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78059-001 功能描述:集管和線殼 OCTOGONAL NUT RoHS:否 產(chǎn)品種類:1.0MM Rectangular Connectors 產(chǎn)品類型:Headers - Pin Strip 系列:DF50 觸點(diǎn)類型:Pin (Male) 節(jié)距:1 mm 位置/觸點(diǎn)數(shù)量:16 排數(shù):1 安裝風(fēng)格:SMD/SMT 安裝角:Right 端接類型:Solder 外殼材料:Liquid Crystal Polymer (LCP) 觸點(diǎn)材料:Brass 觸點(diǎn)電鍍:Gold 制造商:Hirose Connector
78059-001LF 功能描述:高速/模塊連接器 HPC OCTAGON #2-56 MOUNTING NUT RoHS:否 制造商:Molex 系列:iPass 產(chǎn)品類型: 排數(shù): 列數(shù): 位置/觸點(diǎn)數(shù)量:38 安裝角:Right 節(jié)距:0.8 mm 安裝風(fēng)格:Plug 端接類型:SMD/SMT 外殼材料:Thermoplastic 觸點(diǎn)材料:High Performance Alloy (HPA) 觸點(diǎn)電鍍:Gold
78059-002 功能描述:高速/模塊連接器 HPC OCTAGON #2-56-MOUNTING NUT RoHS:否 制造商:Molex 系列:iPass 產(chǎn)品類型: 排數(shù): 列數(shù): 位置/觸點(diǎn)數(shù)量:38 安裝角:Right 節(jié)距:0.8 mm 安裝風(fēng)格:Plug 端接類型:SMD/SMT 外殼材料:Thermoplastic 觸點(diǎn)材料:High Performance Alloy (HPA) 觸點(diǎn)電鍍:Gold
78059-002LF 功能描述:高速/模塊連接器 HPC OCTAGON #2-56 MOUNTING NUT RoHS:否 制造商:Molex 系列:iPass 產(chǎn)品類型: 排數(shù): 列數(shù): 位置/觸點(diǎn)數(shù)量:38 安裝角:Right 節(jié)距:0.8 mm 安裝風(fēng)格:Plug 端接類型:SMD/SMT 外殼材料:Thermoplastic 觸點(diǎn)材料:High Performance Alloy (HPA) 觸點(diǎn)電鍍:Gold
7805A 制造商:WINGS 制造商全稱:Wing Shing Computer Components 功能描述:3-Terminal positive Voltage Regulators
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