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S80C186EC20 Datasheet(PDF) 51 Page - Intel Corporation |
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S80C186EC20 Datasheet(HTML) 51 Page - Intel Corporation |
51 / 57 page ![]() 80C186EC188EC 80L186EC188EC INSTRUCTION SET SUMMARY Function Format 80C186EC 80C188EC Comments Clock Clock Cycles Cycles DATA TRANSFER MOV e Move Register to RegisterMemory 1000100w mod reg r m 212 212 Registermemory to register 1000101w mod reg r m 2 9 2 9 Immediate to registermemory 1100011w mod 000 r m data data if we1 1213 1213 816-bit Immediate to register 1011w reg data data if we1 34 34 816-bit Memory to accumulator 1010000w addr-low addr-high 8 8 Accumulator to memory 1010001w addr-low addr-high 9 9 Registermemory to segment register 10001110 mod0reg r m 2 9 213 Segment register to registermemory 10001100 mod0reg r m 211 215 PUSH e Push Memory 11111111 mod110 r m 16 20 Register 01010 reg 10 14 Segment register 000reg110 9 13 Immediate 011010s0 data data if se010 14 PUSHA e Push All 01100000 36 68 POP e Pop Memory 10001111 mod000 r m 20 24 Register 01011 reg 10 14 Segment register 000reg111 (regi01) 8 12 POPA e Pop All 01100001 51 83 XCHG e Exchange Registermemory with register 1000011w mod reg r m 417 417 Register with accumulator 10010 reg 3 3 IN e Input from Fixed port 1110010w port 10 10 Variable port 1110110w 8 8 OUT e Output to Fixed port 1110011w port 9 9 Variable port 1110111w 7 7 XLAT e Translate byte to AL 11010111 11 15 LEA e Load EA to register 10001101 mod reg r m 6 6 LDS e Load pointer to DS 11000101 mod reg r m (mod i11) 18 26 LES e Load pointer to ES 11000100 mod reg r m (mod i11) 18 26 LAHF e Load AH with flags 10011111 2 2 SAHF e Store AH into flags 10011110 3 3 PUSHF e Push flags 10011100 9 13 POPF e Pop flags 10011101 8 12 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 51 |
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