Addressing Modes

Identify the addressing mode of the instruction ADD A,R0

• Direct

• Indirect

• Register

• Immediate

Identify the addressing mode of the instruction ADD A, @R0

• Immediate

• Direct

• Indirect

• Register

Identify the addressing mode of the instruction ADD A, #46H

• Direct

• immediate

• register

• indirect

Identify the addressing mode of the instruction ADD A, 14

• Immediate

• register

• direct

• indirect

Identify the addressing mode of the instruction MOV DPTR, #4200 H

• Direct

• indirect

• Immediate

• Implied

Identify the addressing mode of the instruction INC DPTR

• Direct

• Indirect

• Immediate

• Register

Identify the addressing mode of the instruction MOVX A, @ DPTR

• Immediate

• Implied

• Indirect

• Register

Identify the invalid instruction

• MOV A, 40

• MOV DPTR , #1346

• MOV A, #1234

• MOV R0,B

Identify the invalid instruction

• INC R0

• INC DPTR

• DEC R1

• DEC DPTR

Identify the invalid instruction

• MOV A ,B

• MOV A,R0

• MOV R7,B

• MOV R5,R6