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參數(shù)資料
| 型號： | UPD754264 |
| 廠商： | NEC Corp. |
| 英文描述： | 4-BIT SINGLE-CHIP MICROCONTROLLERS |
| 中文描述： | 4位單晶片微控制器 |
| 文件頁數(shù)： | 42/68頁 |
| 文件大?。?/td> | 318K |
| 代理商： | UPD754264 |
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42
μ
PD754264
Instruction
group
Number
of bytes
Number
of machine
cycles
Addressing
area
Mnemonic
Operand
Operation
Skip condition
Memory bit
manipulation
instructions
SKTCLR
fmem.bit
2
2+S
Skip if (fmem.bit)=1 and clear
*4
(fmem.bit)=1
pmem.@L
2
2+S
Skip if (pmem
7–2
+L
3–2
.bit(L
1–0
))=1 and clear
*5
(pmem.@L)=1
@H+mem.bit
2
2+S
Skip if (H+mem
3–0
.bit)=1 and clear
*1
(@H+mem.bit)=1
AND1
CY, fmem.bit
2
2
CY
←
CY
∧
(fmem.bit)
*4
CY, pmem.@L
2
2
CY
←
CY
∧
(pmem
7–2
+L
3–2
.bit(L
1–0
))
*5
CY, @H+mem.bit
2
2
CY
←
CY
∧
(H+mem
3–0
.bit)
*1
OR1
CY, fmem.bit
2
2
CY
←
CY
∨
(fmem.bit)
*4
CY, pmem.@L
2
2
CY
←
CY
∨
(pmem
7–2
+L
3–2
.bit(L
1–0
))
*5
CY, @H+mem.bit
2
2
CY
←
CY
∨
(H+mem
3–0
.bit)
*1
XOR1
CY, fmem.bit
2
2
CY
←
CY v (fmem.bit)
*4
CY, pmem.@L
2
2
CY
←
CY v (pmem
7–2
+L
3–2
.bit(L
1–0
))
*5
CY, @H+mem.bit
2
2
CY
←
CY v (H+mem
3–0
.bit)
*1
Branch
instructions
BR
Note 1
addr
–
–
PC
11–0
←
addr
Select appropriate instruction among
BR !addr BRCB !caddr, and BR $addr
according to the assembler being used.
*6
addr1
–
–
PC
11–0
←
addr
Select appropriate instruction among
BR !addr BRA !addr1, BRCB !caddr and
BR $addr1 according to the assembler
being used.
*11
! addr
3
3
PC
11–0
←
addr
*6
$addr
1
2
PC
11–0
←
addr
*7
$addr1
1
2
PC
11–0
←
addr1
PCDE
2
3
PC
11–0
←
PC
11-8
+DE
PCXA
2
3
PC
11–0
←
PC
11-8
+XA
BCDE
2
3
PC
11–0
←
BCDE
Note 2
*6
BCXA
2
3
PC
11–0
←
BCXA
Note 2
*6
BRA
Note 1
!addr1
3
3
PC
11–0
←
addr1
*11
BRCB
!caddr
2
2
PC
11–0
←
caddr
11–0
*8
Notes 1.
The above operations in the double boxes can be performed only in the Mk II mode.
2.
“0” must be set to B register.
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PDF描述 |
|---|---|
| UPD754264GS | 4-BIT SINGLE-CHIP MICROCONTROLLERS |
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| UPD754302GS(A)-XXX | 4-Bit Microcontroller |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UPD7554AG-597-E2 | 制造商:Renesas Electronics Corporation 功能描述: |
| UPD7554AG-597-E2-A | 制造商:Renesas Electronics Corporation 功能描述: |
| UPD7554AG-603-E2 | 制造商:Renesas Electronics Corporation 功能描述: |
| UPD7554AG-603-E2-A | 制造商:Renesas Electronics Corporation 功能描述: |
| UPD7554AG-611-E2 | 制造商:Renesas Electronics Corporation 功能描述: |
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