Advertisements As 8086 has a 16-bit ALU with 16-bit registers, this is how I pictured adding two 16-bit numbers: MOV BX,12FFh MOV CX,0001h ADD BX,CX But my professor said that 8086 did this operation in two steps instead of one by adding the numbers in pairs of 8-bit numbers. She said that the carry generated… Read More Can't we use the ADD instruction to add two 16-bit numbers in 8086?