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| 型號： | NSC800E |
| 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)： | 43/76頁 |
| 文件大?。?/td> | 785K |
| 代理商： | NSC800E |
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12.6 8-Bit Arithmetic
(Continued)
7
6
5
4
3
2
1
0
0
0
1
1
0
1
0
1
DEC (HL)
Timing:
M cycles D 3
T states D 11 (4, 4, 3)
Addressing Mode:
Source D Register Indexed
Destination
dexed
D
Register
In-
7
6
5
4
3
2
1
0
DEC (IX
a
d) (for N
X
e
0)
1
1
N
X
1
1
1
0
1
DEC (IY
a
d) (for N
X
e
1)
0
0
1
1
0
1
0
1
d
Timing:
M cycles D 6
T states D 23 (4, 4, 3, 5, 4, 3)
Addressing Mode:
Source D Indexed
Destination D Indexed
12.7 16-Bit Arithmetic
ADD
ss, pp
Add the contents of the 16-bit register rp or pp to the con-
tents of the 16-bit register ss.
ss
w
ss
a
rp
S: N/A
or
Z: N/A
ss
w
ss
a
pp
H: Set if carry from bit 11
P/V: N/A
N: Reset
C: Set if carry from bit 15
2
1
0
7
6
5
4
3
0
0
rp
1
0
0
1
ADD HL, rp
Timing:
M cycles D 3
T states D 11 (4, 4, 3)
Addressing Mode:
Source D Register
Destination D Register
1
0
ADD IX, pp (for N
X
e
0)
0
1
ADD IY, pp (for N
X
e
1)
7
6
5
4
3
2
1
1
N
X
1
1
1
0
0
pp
1
0
0
1
Timing:
M cycles D 4
T states D 15 (4, 4, 4, 3)
Addressing Mode:
Source D Register
Destination D Register
ADC
HL, pp
The contents of the 16-bit register pp are added, with the
carry bit, to the HL register.
HL
w
HL
a
pp
a
CY
S: Set if result is negative
Z: Set if result is zero
H: Set according to carry out of bit
11
P/V: Set if result exceeds 16-bit 2’s
complement range
N: Reset
C: Set if carry out of bit 15
1
0
7
6
5
4
3
2
1
1
1
0
1
1
0
1
0
1
pp
1
0
1
0
Timing:
M cycles D 4
T states D 15 (4, 4, 4, 3)
Addressing Mode:
Source D Register
Destination D Register
SBC
HL, pp
Subtract, with carry, the contents of the 16-bit pp register
from the 16-bit HL register.
HL
w
HL
b
pp
b
CY
S: Set if result is negative
Z: Set if result is zero
H: Set according to borrow from
bit 12
complement range
N: Set
C: Set according to borrow condi-
tion
1
0
7
6
5
4
3
2
1
1
1
0
1
1
0
1
0
1
pp
0
0
1
0
Timing:
M cycles D 4
T states D 15 (4, 4, 4, 3)
Addressing Mode:
Source D Register
Destination D Register
INC
rr
Increment the contents of the 16-bit register rr.
rr
w
rr
a
1
7
6
5
4
3
2
No flags affected
0
INC BC
INC DE
INC HL
INC SP
1
0
0
rp
0
0
1
1
Timing:
M cycles D 1
T states D 6
Addressing Mode:
7
6
Register
0
5
4
3
2
1
INC IX (for N
X
e
0)
1
1
N
X
1
1
1
0
1
INC IY (for N
X
e
1)
0
0
1
0
0
0
1
1
Timing:
M cycles D 2
T states D 10 (4, 6)
Addressing Mode:
Register
43
相關PDF資料 |
PDF描述 |
|---|---|
| NSC800N | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC800V | NSC800TM High-Performance Low-Power CMOS Microprocessor |
| NSC858 | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858D | NSC858 Universal Asynchronous Receiver/Transmitter |
| NSC858E | NSC858 Universal Asynchronous Receiver/Transmitter |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| NSC800E-1/883 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microprocessor |
| NSC800E-1M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microprocessor |
| NSC800E-3/883 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microprocessor |
| NSC800E-3M | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microprocessor |
| NSC800E-4 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8-Bit Microprocessor |
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