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S80C186EC20 Datasheet(PDF) 54 Page - Intel Corporation |
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S80C186EC20 Datasheet(HTML) 54 Page - Intel Corporation |
54 / 57 page 80C186EC188EC 80L186EC188EC INSTRUCTION SET SUMMARY (Continued) Function Format 80C186EC 80C188EC Comments Clock Clock Cycles Cycles LOGIC (Continued) XOR e Exclusive or Regmemory and register to either 001100dw mod reg r m 310 310 Immediate to registermemory 1000000w mod110 r m data data if we1 416 416 Immediate to accumulator 0011010w data data if we1 34 34 816-bit NOT e Invert registermemory 1111011w mod010 r m 310 310 STRING MANIPULATION MOVS e Move byteword 1010010w 14 14 CMPS e Compare byteword 1010011w 22 22 SCAS e Scan byteword 1010111w 15 15 LODS e Load bytewd to ALAX 1010110w 12 12 STOS e Store bytewd from ALAX 1010101w 10 10 INS e Input bytewd from DX port 0110110w 14 14 OUTS e Output bytewd to DX port 0110111w 14 14 Repeated by count in CX (REPREPEREPZREPNEREPNZ) MOVS e Move string 11110010 1010010w 8a8n 8a8n CMPS e Compare string 1111001z 1010011w 5a22n 5a22n SCAS e Scan string 1111001z 1010111w 5a15n 5a15n LODS e Load string 11110010 1010110w 6a11n 6a11n STOS e Store string 11110010 1010101w 6a9n 6a9n INS e Input string 11110010 0110110w 8a8n 8a8n OUTS e Output string 11110010 0110111w 8a8n 8a8n CONTROL TRANSFER CALL e Call Direct within segment 11101000 disp-low disp-high 15 19 Registermemory 11111111 mod010 r m 1319 1727 indirect within segment Direct intersegment 10011010 segment offset 23 31 segment selector Indirect intersegment 11111111 mod011 r m (mod i 11) 38 54 JMP e Unconditional jump Shortlong 11101011 disp-low 14 14 Direct within segment 11101001 disp-low disp-high 14 14 Registermemory 11111111 mod100 r m 1117 1121 indirect within segment Direct intersegment 11101010 segment offset 14 14 segment selector Indirect intersegment 11111111 mod101 r m (mod i 11) 26 34 Shaded areas indicate instructions not available in 80868088 microsystems NOTE Clock cycles shown for byte transfers for word operations add 4 clock cycles for all memory transfers 54 |
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