參數(shù)資料
型號: NSC800
廠商: National Semiconductor Corporation
英文描述: NSC800TM High-Performance Low-Power CMOS Microprocessor
中文描述: NSC800TM高性能低功耗CMOS微處理器
文件頁數(shù): 34/76頁
文件大?。?/td> 785K
代理商: NSC800
12.5 16-Bit Loads
REGISTER TO REGISTER
LD
rr, nn
Load 16-bit register pair with immediate data.
rr,
w
nn
7
6
5
4
3
2
No flags affected
0
LD BC, nn
1
LD DE, nn
0
0
rp
0
0
0
1
LD HL, nn
LD SP, nn
n (low-order byte)
n (high-order byte)
Timing:
M cyclesD3
T statesD10 (4, 3, 3)
Addressing Mode:
SourceDImmediate Extended
DestinationDRegister
0
LD IX, nn (for N
X
e
0)
1
LD IY, nn (for N
X
e
1)
7
6
5
4
3
2
1
1
1
N
X
1
1
1
0
0
0
1
0
0
0
0
1
n (low-order byte)
n (high-order byte)
Timing:
M cyclesD4
T statesD14 (4, 4, 3, 3)
Addressing Mode:
SourceDImmediate Extended
DestinationDRegister
LD
SP, ss
Load the SP from 16-bit register ss.
SP
w
ss
7
6
5
4
3
No flags affected
0
2
1
1
1
1
1
1
0
0
1
LD SP, HL
Timing:
M cyclesD1
T statesD6
Addressing Mode:
SourceDRegister
DestinationDRegister (Implied)
0
LD SP, IX (for N
X
e
0)
1
LD SP, IY (for N
X
e
1)
7
6
5
4
3
2
1
1
1
N
X
1
1
1
0
1
1
1
1
1
0
0
1
Timing:
M cyclesD2
T statesD10 (4, 6)
Addressing Mode:
SourceDRegister
DestinationDRegister (Implied)
REGISTER TO MEMORY
LD
(nn), rr
Load memory location nn with contents of 16-bit register, rr.
(nn)
w
rr
No flags affected
(nn
a
1)
w
rr
H
7
6
5
4
3
2
1
0
LD (nn), HL
(note an alternate
opcode below)
0
0
1
0
0
0
1
0
n (low-order byte)
n (high-order byte)
Timing:
M cyclesD5
T statesD16 (4, 3, 3, 3, 3)
Addressing Mode:
SourceDRegister
DestinationDDirect
0
LD (nn), BC
7
6
5
4
3
2
1
LD (nn), DE
1
1
1
0
1
1
0
1
LD (nn), HL
LD (nn), SP
0
1
rp
0
0
1
1
n (low-order byte)
n (high-order byte)
Timing:
M cyclesD6
T statesD20 (4, 4, 3, 3, 3, 3)
Addressing Mode:
SourceDRegister
DestinationDDirect
0
LD (nn), IX (for N
X
e
0)
1
LD (nn) IY (for N
X
e
1)
7
6
5
4
3
2
1
1
1
N
X
1
1
1
0
0
0
1
0
0
0
1
0
n (low-order byte)
n (high-order byte)
Timing:
M cyclesD6
T statesD20 (4, 4, 3, 3, 3, 3)
Addressing Mode:
SourceDRegister
DestinationDDirect
34
相關(guān)PDF資料
PDF描述
NSC800D NSC800TM High-Performance Low-Power CMOS Microprocessor
NSC800E NSC800TM High-Performance Low-Power CMOS Microprocessor
NSC800N NSC800TM High-Performance Low-Power CMOS Microprocessor
NSC800V NSC800TM High-Performance Low-Power CMOS Microprocessor
NSC858 NSC858 Universal Asynchronous Receiver/Transmitter
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參數(shù)描述
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NSC800D/883C 制造商: 功能描述: 制造商:undefined 功能描述:
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