Maxim-integrated MAXQ7666 Manual de usuario Pagina 357

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MAXQ7665/MAXQ7666 Users Guide
14-20
POPI dst Pop Word from the Stack Enable Interrupts
Description: Pops a single word from the stack (@SP) to the specified dst and decrements the stack pointer (SP). Additionally,
POPI returns the interrupt logic to a state in which it can acknowledge additional interrupts.
Status Flags: S, Z (if dst = Acc or AP or APC)
C, E (if dst = PSF)
Operation: dst @ SP--
INS 0
Encoding: 15 0
Example(s): See POP
PUSH
src
Push Word to the Stack
Description: Increments the stack pointer (SP) and pushes a single word specified by src to the stack (@SP).
Status Flags: None
Operation: SP ++SP
Encoding: 15 0
Example(s): PUSH GR ; GR=0F3Fh
PUSH #40h
Stack Data:
SP (after PUSH #40h)
SP (after PUSH GR)
SP (initial)
1ddd dddd 1000 1101
f000 1101 ssss ssss
xxxxh
0040h
0F3Fh
xxxxh
xxxxh
Maxim Integrated
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