H49R50A-1 Datasheet, PDF (32/45 Pages) Holtek Semiconductor Inc – LCD Type 8-Bit MCU

HALT
Description
Operation
Affected flag(s)
INC [m]
Description
Operation
Affected flag(s)
INCA [m]
Description
Operation
Affected flag(s)
JMP addr
Description
Operation
Affected flag(s)
MOV A,[m]
Description
Operation
Affected flag(s)
HT49R50A-1/HT49C50-1/HT49C50L
Enter power down mode
This instruction stops program execution and turns off the system clock. The contents of
the RAM and registers are retained. The WDT and prescaler are cleared. The power down
bit (PDF) is set and the WDT time-out bit (TO) is cleared.
Program Counter ¬ Program Counter+1
PDF ¬ 1
TO ¬ 0
TO
PDF
OV
Z
AC
C
0
1
¾
¾
¾
¾
Increment data memory
Data in the specified data memory is incremented by 1
[m] ¬ [m]+1
TO
PDF
OV
Z
AC
C
¾
¾
¾
Ö
¾
¾
Increment data memory and place result in the accumulator
Data in the specified data memory is incremented by 1, leaving the result in the accumula-
tor. The contents of the data memory remain unchanged.
ACC ¬ [m]+1
TO
PDF
OV
Z
AC
C
¾
¾
¾
Ö
¾
¾
Directly jump
The program counter are replaced with the directly-specified address unconditionally, and
control is passed to this destination.
Program Counter ¬addr
TO
PDF
OV
Z
AC
C
¾
¾
¾
¾
¾
¾
Move data memory to the accumulator
The contents of the specified data memory are copied to the accumulator.
ACC ¬ [m]
TO
PDF
OV
Z
AC
C
¾
¾
¾
¾
¾
¾
Rev. 2.00
32
November 29, 2005