H49R50A-1 Datasheet, PDF (26/45 Pages) Holtek Semiconductor Inc – LCD Type 8-Bit MCU

HT49R50A-1/HT49C50-1/HT49C50L
Instruction Set Summary
Mnemonic
Description
Instruction
Flag
Cycle
Affected
Arithmetic
ADD A,[m] Add data memory to ACC
ADDM A,[m] Add ACC to data memory
1
Z,C,AC,OV
1⁽¹⁾
Z,C,AC,OV
ADD A,x
Add immediate data to ACC
1
Z,C,AC,OV
ADC A,[m] Add data memory to ACC with carry
ADCM A,[m] Add ACC to data memory with carry
1
Z,C,AC,OV
1⁽¹⁾
Z,C,AC,OV
SUB A,x
Subtract immediate data from ACC
1
Z,C,AC,OV
SUB A,[m] Subtract data memory from ACC
SUBM A,[m] Subtract data memory from ACC with result in data memory
1
Z,C,AC,OV
1⁽¹⁾
Z,C,AC,OV
SBC A,[m] Subtract data memory from ACC with carry
1
Z,C,AC,OV
SBCM A,[m] Subtract data memory from ACC with carry and result in data memory
1⁽¹⁾
Z,C,AC,OV
DAA [m]
Decimal adjust ACC for addition with result in data memory
1⁽¹⁾
C
Logic Operation
AND A,[m]
OR A,[m]
XOR A,[m]
ANDM A,[m]
ORM A,[m]
XORM A,[m]
AND A,x
OR A,x
XOR A,x
CPL [m]
CPLA [m]
AND data memory to ACC
OR data memory to ACC
Exclusive-OR data memory to ACC
AND ACC to data memory
OR ACC to data memory
Exclusive-OR ACC to data memory
AND immediate data to ACC
OR immediate data to ACC
Exclusive-OR immediate data to ACC
Complement data memory
Complement data memory with result in ACC
1
Z
1
Z
1
Z
1⁽¹⁾
Z
1⁽¹⁾
Z
1⁽¹⁾
Z
1
Z
1
Z
1
Z
1⁽¹⁾
Z
1
Z
Increment & Decrement
INCA [m]
INC [m]
DECA [m]
DEC [m]
Increment data memory with result in ACC
Increment data memory
Decrement data memory with result in ACC
Decrement data memory
1
Z
1⁽¹⁾
Z
1
Z
1⁽¹⁾
Z
Rotate
RRA [m]
RR [m]
RRCA [m]
RRC [m]
RLA [m]
RL [m]
RLCA [m]
RLC [m]
Rotate data memory right with result in ACC
Rotate data memory right
Rotate data memory right through carry with result in ACC
Rotate data memory right through carry
Rotate data memory left with result in ACC
Rotate data memory left
Rotate data memory left through carry with result in ACC
Rotate data memory left through carry
1
None
1⁽¹⁾
None
1
C
1⁽¹⁾
C
1
None
1⁽¹⁾
None
1
C
1⁽¹⁾
C
Data Move
MOV A,[m]
MOV [m],A
MOV A,x
Move data memory to ACC
Move ACC to data memory
Move immediate data to ACC
1
None
1⁽¹⁾
None
1
None
Bit Operation
CLR [m].i
SET [m].i
Clear bit of data memory
Set bit of data memory
1⁽¹⁾
None
1⁽¹⁾
None
Rev. 2.00
26
November 29, 2005