HT49R50 Holtek Semiconductor Inc, HT49R50 Datasheet - Page 41

• Manufacturer Part Number: HT49R50
• Description: 8-Bit Microcontroller
• Manufacturer: Holtek Semiconductor Inc

JMP addr
Description
Operation
Affected flag(s)
MOV A,[m]
Description
Operation
Affected flag(s)
MOV A,x
Description
Operation
Affected flag(s)
MOV [m],A
Description
Operation
Affected flag(s)
NOP
Description
Operation
Affected flag(s)
Directly jump
The contents of the program counter are replaced with the directly-specified
address unconditionally, and control is passed to this destination.
PC ¬ addr
Move data memory to the accumulator
The contents of the specified data memory are copied to the accumulator.
ACC ¬ [m]
Move immediate data to the accumulator
The 8-bit data specified by the code is loaded into the accumulator.
ACC ¬ x
Move the accumulator to data memory
The contents of the accumulator are copied to the specified data memory (one
of the data memories).
[m] ¬ ACC
No operation
No operation is performed. Execution continues with the next instruction.
PC ¬ PC+1
TC2
TC2
TC2
TC2
TC2
¾
¾
¾
¾
¾
TC1
TC1
TC1
TC1
TC1
¾
¾
¾
¾
¾
TO
TO
TO
TO
TO
¾
¾
¾
¾
¾
PD
PD
PD
PD
PD
¾
¾
¾
¾
¾
41
OV
OV
OV
OV
OV
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
Z
Z
Z
Z
Z
AC
AC
AC
AC
AC
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
C
C
C
C
C
August 18, 1999
HT49C50