DR805X Datasheet, PDF (62/79 Pages) Digital Core Design – 8-bit RISC Microcontroller Instructions set details ver 3.10

DR805x Instructions set details
3.30. POP
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Instruction: POP direct
Function: Pop from stack
Description:
The contents of the internal RAM location addressed by the stack
pointer are read, and the stack pointer is decremented by one. The
value read is the transfer to the directly addressed byte indicated. No
flags are affected.
Operation:
(PC) ← (PC) + 2
(direct) ← ((SP))
(SP) ← (SP) - 1
Bytes:
Cycles:
2
2 – direct inside SFR
3 – direct inside RAM
Encoding:
11010000
direct address
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