参数资料
型号: 78k
厂商: NEC Corp.
英文描述: Common to 78K/0 Series
中文描述: 共同的78K / 0系列
文件页数: 25/129页
文件大小: 644K
代理商: 78K
25
CHAPTER 3 ADDRESSING
User's Manual U12326EJ4V0UM
3.2.2 Register addressing
[Function]
Register addressing accesses a general-purpose register as an operand. The general-purpose register to
be accessed is specified by the register bank selection flags (RBS0 and RBS1) and the register specification
codes (Rn and RPn) in the instruction codes.
Register addressing is carried out when an instruction with the following operand format is executed. When
an 8-bit register is specified, one of the eight registers is specified by 3 bits in the instruction code.
[Operand format]
Identifier
Description
r
X, A, C, B, E, D, L, H
rp
AX, BC, DE, HL
r
and
rp
can be described with absolute names (R0 to R7 and RP0 to RP3) as well as function names
(X, A, C, B, E, D, L, H, AX, BC, DE and HL).
[Description example]
MOV A, C; When selecting the C register for r
Instruction code
0
1
1
0
0
0
1
0
INCW DE; When selecting the DE register pair for rp
Instruction code
1
0
0
0
0
1
0
0
Register specification code
Register specification code
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相关代理商/技术参数
参数描述
78K01 功能描述:SWITCH DIP DPDT 4 CIRCUIT RoHS:否 类别:开关 >> DIP 系列:78 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT
78K01RAT 功能描述:SWITCH DIP RAISED SLIDE 1POS TH RoHS:是 类别:开关 >> DIP 系列:78 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT
78K01S 制造商:Grayhill 功能描述:
78K01SRAT 功能描述:SWITCH DIP RAISED SLIDE 1POS TH RoHS:是 类别:开关 >> DIP 系列:78 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT
78K01ST 功能描述:SWITCH DIP RAISED SLIDE 1POS TH RoHS:是 类别:开关 >> DIP 系列:78 特色产品:RDM Series Rotary DIP Switch 标准包装:70 系列:RDM 电路:十六进制 位置数:16 触点额定电压:0.1A @ 42VDC 触动器类型:用于工具旋转 触动器电平:凹槽式 安装类型:通孔 方向:顶部触动 可清洗:是 其它名称:EG4977-5RDMAR16PIT