參數(shù)資料
型號(hào): UPD703204
廠商: NEC Corp.
英文描述: 32-BIT SINGLE-CHIP MICROCONTROLLERS
中文描述: 32位單晶片微控制器
文件頁數(shù): 56/98頁
文件大小: 797K
代理商: UPD703204
Preliminary Product Information U15436EJ1V0PM
56
μ
PD703201, 703201Y, 703204, 703204Y, 70F3201, 70F3201Y, 70F3204, 70F3204Y
(5) Register symbols used in flag operations
Identifier
Explanation
(Blank)
No change
0
Clear to 0
X
Set or cleared in accordance with the results.
R
Previously saved values are restored.
(6) Condition codes
Condition Name
(cond)
Condition Code
(cccc)
Condition Expression
Explanation
V
0 0 0 0
OV = 1
Overflow
NV
1 0 0 0
OV = 0
No overflow
C/L
0 0 0 1
CY = 1
Carry
Lower (less than)
NC/NL
1 0 0 1
CY = 0
No carry
Not lower (greater than or equal)
Z/E
0 0 1 0
Z = 1
Zero
Equal
NZ/NE
1 0 1 0
Z = 0
Not zero
Not equal
NH
0 0 1 1
(CY or Z) = 1
Not higher (less than or equal)
H
1 0 1 1
(CY or Z) = 0
Higher (greater than)
N
0 1 0 0
S = 1
Negative
P
1 1 0 0
S = 0
Positive
T
0 1 0 1
Always (unconditional)
SA
1 1 0 1
SAT = 1
Saturated
LT
0 1 1 0
(S xor OV) = 1
Less than signed
GE
1 1 1 0
(S xor OV) = 0
Greater than or equal signed
LE
0 1 1 1
((S xor OV) or Z) = 1
Less than or equal signed
GT
1 1 1 1
((S xor OV) or Z) = 0
Greater than signed
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