8051 Ppt — Data Transfer Instructions Of
The MOV instruction is used for moving data within the internal memory space. It is the most versatile instruction, supporting various addressing modes. MOV destination, source Examples: MOV A, #25H (Immediate: Load 25H into Accumulator) MOV R0, A (Register: Copy Accumulator to Register R0) MOV 30H, #0FFH (Direct: Load FFH into RAM address 30H) 2.2 External Data Transfer ( MOVX )
To read look-up tables or constants stored in the program memory (ROM), the MOVC (Move Code) instruction is used. MOVC A, @A+DPTR or MOVC A, @A+PC Data Transfer Instructions Of 8051 Ppt
Useful for segment decoding (e.g., driving a 7-segment display). 2.4 Stack Operations ( PUSH and POP ) The MOV instruction is used for moving data
Swaps the full byte between Accumulator and a register. supporting various addressing modes. MOV destination