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OCR: pue al,0fh assembles opcode immcdiato oper 'and Ofh anq) into the instruction) add dx 2001h assembles opcode nod-reg-rm byte immediate operand 2001h 20 (built into the instruction) FIGURE 7.12 Immediate operands are built right i11 to instructions COI ing immediately after opcode bytes or mod -reg. bytes. (A) The immediate operand 0Fh follows the opcode byte in and al.ofh (B) The immediate 2001h follows the mod rea byte ir add dx. 2001h immediato rmod rand Immed liate CO111 operaud tuee