參數(shù)資料
型號： UPD75312BGC
廠商： NEC Corp.
英文描述： 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述： 4位單片機(jī)
文件頁數(shù)： 39/77頁
文件大?。?/td> 587K
代理商： UPD75312BGC
39
μ
PD75312B, 75316B
B
M
Operand
Operation
Mne-
monic
Address-
ing Area
Skip Condition
A
A
reg
@HL
mem
reg
reg, #n4
@HL, #n4
A, @HL
A, reg
CY
CY
CY
CY
mem.bit
fmem.bit
pmem.@L
@H + mem.bit
mem.bit
fmem.bit
pmem.@L
@H + mem.bit
mem.bit
fmem.bit
pmem.@L
@H + mem.bit
mem.bit
fmem.bit
pmem.@L
@H + mem.bit
fmem.bit
pmem.@L
@H + mem.bit
CY
←
A
0
, A
3
←
CY, A
n–1
←
A
n
A
←
A
reg
←
reg + 1
(HL)
←
(HL) + 1
(mem)
←
(mem) + 1
reg
←
reg – 1
Skip if reg = n4
Skip if (HL) = n4
Skip if A = (HL)
Skip if A = reg
CY
←
1
CY
←
0
Skip if CY = 1
CY
←
CY
(mem.bit)
←
1
(fmem.bit)
←
1
(pmem
7–2
+ L
3–2
.bit (L
1–0
))
←
1
(H + mem
3–0
.bit)
←
1
(mem.bit)
←
0
(fmem.bit)
←
0
(pmem
7–2
+ L
3–2
.bit (L
1–0
))
←
0
(H + mem
3–0
.bit)
←
0
Skip if (mem.bit) = 1
Skip if (fmem.bit) = 1
Skip if (pmem
7–2
+ L
3–2
.bit (L
1–0
)) = 1
Skip if (H + mem
3–0
.bit) = 1
Skip if (mem.bit) = 0
Skip if (fmem.bit) = 0
Skip if (pmem
7–2
+ L
3–2
.bit (L
1–0
)) = 0
Skip if (H + mem
3–0
.bit) = 0
Skip if (fmem.bit) = 1 and clear
Skip if (pmem
7–2
+ L
3–2
.bit (L
1–0
)) = 1 and clear
Skip if (H + mem
3–0
.bit) = 1 and clear
1
2
1
2
2
1
2
2
1
2
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
1 + S
2 + S
2 + S
1 + S
2 + S
2 + S
1 + S
2 + S
1
1
1 + S
1
2
2
2
2
2
2
2
2
2 + S
2 + S
2 + S
2 + S
2 + S
2 + S
2 + S
2 + S
2 + S
2 + S
2 + S
*1
*3
*1
*1
*3
*4
*5
*1
*3
*4
*5
*1
*3
*4
*5
*1
*3
*4
*5
*1
*4
*5
*1
reg = 0
(HL) = 0
(mem) = 0
reg = FH
reg = n4
(HL) = n4
A = (HL)
A = reg
CY = 1
(mem.bit) = 1
(fmem.bit) = 1
(pmem.@L) = 1
(@H + mem.bit) = 1
(mem.bit) = 0
(fmem.bit) = 0
(pmem.@L) = 0
(@H + mem.bit) = 0
(fmem.bit) = 1
(pmem.@L) = 1
(@H + mem.bit) = 1
RORC
NOT
INCS
DECS
SKE
SET1
CLR1
SKT
NOT1
SET1
CLR1
SKT
SKF
N
N
N
N
Notes 1.
Instruction Group
2.
Accumulator operation
3.
Increment/decrement
4.
Carry flag manipulation
M
C
SKTCLR
C
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