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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT46C22 датащи(PDF) 39 Page - Holtek Semiconductor Inc |
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HT46C22 датащи(HTML) 39 Page - Holtek Semiconductor Inc |
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39 / 46 page  SUB A,[m] Subtract data memory from the accumulator Description The specified data memory is subtracted from the contents of the accumulator, leaving the re- sult in the accumulator. Operation ACC ¬ ACC+[m]+1 Affected flag(s) TC2 TC1 TO PD OV Z AC C ¾ ¾ ¾ ¾ ÖÖÖÖ SUBM A,[m] Subtract data memory from the accumulator Description The specified data memory is subtracted from the contents of the accumulator, leaving the re- sult in the data memory. Operation [m] ¬ ACC+[m]+1 Affected flag(s) TC2 TC1 TO PD OV Z AC C ¾ ¾ ¾ ¾ ÖÖÖÖ SUB A,x Subtract immediate data from the accumulator Description The immediate data specified by the code is subtracted from the contents of the accumulator, leaving the result in the accumulator. Operation ACC ¬ ACC+x+1 Affected flag(s) TC2 TC1 TO PD OV Z AC C ¾ ¾ ¾ ¾ ÖÖÖÖ SWAP [m] Swap nibbles within the data memory Description The low-order and high-order nibbles of the specified data memory (1 of the data memories) are interchanged. Operation [m].3~[m].0 « [m].7~[m].4 Affected flag(s) TC2 TC1 TO PD OV Z AC C ¾ ¾ ¾¾¾¾¾¾ SWAPA [m] Swap data memory and place result in the accumulator Description The low-order and high-order nibbles of the specified data memory are interchanged, writing the result to the accumulator. The contents of the data memory remain unchanged. Operation ACC.3~ACC.0 ¬ [m].7~[m].4 ACC.7~ACC.4 ¬ [m].3~[m].0 Affected flag(s) TC2 TC1 TO PD OV Z AC C ¾ ¾ ¾¾¾¾¾¾ HT46R22/HT46C22 Rev. 1.10 39 October 2, 2002 |
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