參數(shù)資料
型號: UPD754244GS-XXX-GJG
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO20
封裝: 0.300 INCH, 0.65 MM PITCH, PLASTIC, SSOP-20
文件頁數(shù): 41/90頁
文件大小: 602K
代理商: UPD754244GS-XXX-GJG
PD754144, 754244
44
Data Sheet U10040EJ2V1DS
Instruction
Number
Addressing
Mnemonic
Operand
of machine
Operation
Skip condition
group
of bytes
cycles
area
Increment
INCS
reg
1
1+S
reg
← reg+1
reg=0
and
Decrement
rp1
1
1+S
rp1
← rp1+1
rp1=00H
instructions
@HL
2
2+S
(HL)
← (HL)+1
*1
(HL)=0
mem
2
2+S
(mem)
← (mem)+1
*3
(mem)=0
DECS
reg
1
1+S
reg
← reg–1
reg=FH
rp'
2
2+S
rp'
← rp'–1
rp'=FFH
Comparison
SKE
reg, #n4
2
2+S
Skip if reg = n4
reg=n4
instruction
@HL, #n4
1
2+S
Skip if (HL) = n4
*1
(HL) = n4
A, @HL
2
1+S
Skip if A = (HL)
*1
A = (HL)
XA, @HL
2
2+S
Skip if XA = (HL)
*1
XA = (HL)
A, reg
2
2+S
Skip if A = reg
A=reg
XA, rp'
2
2+S
Skip if XA = rp'
XA=rp'
Carry flag
SET1
CY
1
CY
← 1
manipulation
instruction
CLR1
CY
1
CY
← 0
SKT
CY
1
1+S
Skip if CY = 1
CY=1
NOT1
CY
1
CY
← CY
Memory bit
SET1
mem.bit
2
(mem.bit)
← 1*3
manipulation
instructions
fmem.bit
2
(fmem.bit)
1
*4
pmem.@L
2
(pmem7–2+L3–2.bit(L1–0))
← 1*5
@H+mem.bit
2
(H+mem3–0.bit)
1
*1
CLR1
mem.bit
2
(mem.bit)
0
*3
fmem.bit
2
(fmem.bit)
0
*4
pmem.@L
2
(pmem7–2+L3–2.bit(L1–0))
← 0*5
@H+mem.bit
2
*1
SKT
mem.bit
2
2+S
Skip if (mem.bit)=1
*3
(mem.bit)=1
fmem.bit
2
2+S
Skip if (fmem.bit)=1
*4
(fmem.bit)=1
pmem.@L
2
2+S
Skip if (pmem7–2+L3–2.bit(L1–0))=1
*5
(pmem.@L)=1
@H+mem.bit
2
2+S
Skip if (H+mem3–0.bit)=1
*1
(@H+mem.bit)=1
SKF
mem.bit
2
2+S
Skip if (mem.bit)=0
*3
(mem.bit)=0
fmem.bit
2
2+S
Skip if (fmem.bit)=0
*4
(fmem.bit)=0
pmem.@L
2
2+S
Skip if (pmem7–2+L3–2.bit(L1–0))=0
*5
(pmem.@L)=0
@H+mem.bit
2
2+S
Skip if (H+mem3–0.bit)=0
*1
(@H+mem.bit)=0
(H+mem3–0.bit)
0
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