SC73C1402
8. Others
Instruction
HOLD
NOP
TMRST
Reset timer counter
Operation
CF
---
---
---
SF
1
---
---
Cycle
1
1
1
a.
b.
c.
HOLD instruction
NOP instruction
TMRST
After executing this instruction, the MCU is in the power-save mode, the clock
stops oscillation, and power consumption reduces.
Null operation. It doesn’ affect anything.
t
Timer clear command, it will clear all values of the timer to 0. This instruction is
often used to reset the WDT in program.
Note: C: CF, the carry flag is 1 if there is a carry when executing the addition instructions, or if there is no borrow
when executing the subtract instructions.
Z: Zero, when the data sent to ACC and RAM is 0, the zero flag is 1.
*: The asterisk symbol means the value of the corresponding flag is directly set by the instruction.
--: This symbol means the instruction won’affect the corresponding flag.
t
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REV:1.1
2005.12.19
Page 12 of 20
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