POP ST0
6-277
POP ST0 Pop Top of Stack to ST0
SYNTAX OPTIONS OPCODE OBJMODE RPT CYC
POP ST0 0111 0110 0001 0011 X
− 1
Operands ST0 status register 0
Description Predecrement SP by 1. Load the contents of ST0 with the value pointed to by
SP:
SP −= 1;
ST0 = [SP];
Flags and
Modes
c
The bit value of each flag and mode listed is replaced by the value popped off
of the stack
N
V
Z
TC
SXM
OVC
PM
Repeat This instruction is not repeatable. If this instruction follows the RPT
instruction, it resets the repeat counter (RPTC) and executes only once.