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POPD
Pop Top of Stack to Data Memory
7-138
Cycles for a Repeat (RPT) Execution of a POPD Instruction
Program
Operand ROM DARAM SARAM External
DARAM n n n n+p
SARAM n n n, n+2
†
n+p
External 2n+nd 2n+nd 2n+nd 2n+2+nd+p
†
If the operand and the code are in the same SARAM block
Example 1 POPD DAT10 ;(DP = 8)
Before Instruction After Instruction
Data Memory Data Memory
40Ah 55h 40Ah 92h
Stack 92h Stack 72h
72h 8h
8h 44h
44h 81h
81h 75h
75h 32h
32h 0AAh
0AAh 0AAh
Example 2 POPD *+,AR1
Before Instruction After Instruction
ARP 0 ARP 1
AR0 300h AR0 301h
Data Memory Data Memory
300h 55h 300h 92h
Stack 92h Stack 72h
72h 8h
8h 44h
44h 81h
81h 75h
75h 32h
32h 0AAh
0AAh 0AAh