Instruction set of 8086 Microprocessor
– Opcode field (6 bits) specifies the operation (add, subtract, move) – Register Direction Bit (D bit) Tells the register operand in REG field in byte 2 is source or destination operand 1: destination 0: source - Data Size Bit (W bit) Specifies whether the operation will be performed on 8-bit or 16-bit data 0: 8 bits 1: 16 bits
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