1989_MELPS_7700_Software_Manual

PLD
Operation
Pull Direct Page Register from Stack
S ~ S + 1
OPRL ~ M(S)
S ~ S + 1
OPRH ~ M(S)
PLD
Description
The stack pointer S is incremented, and then restores the lower byte of the direct
page register OPR with the data at the address indicated by the stack pointer S.
Again, increments the stack pointer S and then restores the upper byte of the
direct page register OPR with the data at the address indicated by the stack
pointer S.
Status flags
Not affected.
Addressing mode Syntax Machine code Bytes Cycles
Stack PLD 2816 1 5
118