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STP
CPU ← Stand-by state (Oscillation stopped)
Op e r a t io n :
F u n c t io n :
This instruction resets the oscillation control F/F and the oscil-
lation stops. Reset or interrupt input is needed to wake up from
this mode.
St a t u s fla g :
No change
Addressing mode
∆STP
Implied
Note: If the STP instruction is disabled the cycle number will be 2 (same in
operation as NOP). However, disabling this instruction is an optional
feature; therefore, consult the specifications for the particular chip in
question.
ST
O
Statement
42
P
Machine codes
Byte number
16
STP
Cycle number
1
2
91
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