s3c72m9 Samsung Semiconductor, Inc., s3c72m9 Datasheet - Page 178

• Manufacturer Part Number: s3c72m9
• Description: The S3c72m5/s3c72m7/s3c72m9 Single-chip Cmos Microcontroller Has Been Designed For High Performance Using Samsung S
• Manufacturer: Samsung Semiconductor, Inc.

SAM47 INSTRUCTION SET
POP —
POP
Operation:
Description:
Example:
5-74
Pop from Stack
dst
The contents of the RAM location addressed by the stack pointer is read, and the SP is
incremented by two. The value read is then transferred to the variable indicated by the destination
operand.
The SP value is equal to 0EDH, and RAM locations 0EFH through 0EDH contain the values 2H, 3H,
and 4H, respectively. The instruction
POP
leaves the stack pointer set to 0EFH and the data pointer pair HL set to 34H.
Operand
Operand
RR
SB
RR
SB
HL
Pop to register pair from stack
Pop SMB and SRB values from stack
0
1
0
0
1
1
1
0
1
Binary Code
Operation Summary
0
1
0
1
1
0
r2
1
1
S3C72M5/C72M7/C72M9/P72M9 (Preliminary Spec)
r1
0
1
0
1
0
RR
SP
(SRB)
SP
L
SP+2
SP+2
Operation Notation
(SP), RR
(SP), SMB
Bytes
H
1
2
(SP+1)
(SP+1),
Cycles
1
2