參數(shù)資料
型號: μPD789014
廠商: NEC Corp.
英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
中文描述: 8位單片機微控制器(8位單片微控制器)
文件頁數(shù): 100/125頁
文件大小: 366K
代理商: ΜPD789014
CHAPTER 5 EXPLANATION OF INSTRUCTIONS
83
POP
Pop
Pop
[Instruction format]
POP dst
[Operation]
When dst = rp
dst
L
(SP),
dst
H
(SP + 1),
SP
SP + 2
When dst = PSW
dst
(SP)
SP
SP + 1
[Operand]
Mnemonic
Operand (dst)
POP
PSW
rp
[Flag]
dst = rp
PSW
Z
AC
CY
Z
AC
CY
R
R
R
[Description]
Data is returned from the stack to the register specified with the destination operand (dst).
When the operand is PSW, each flag is replaced with stack data.
None of interrupts are acknowledged between the POP PSW instruction and the subsequent instruction.
[Description example]
POP AX; The stack data is returned to the AX register.
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