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HT82K95EE 数据表(PDF) 39 Page - Holtek Semiconductor Inc |
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HT82K95EE 数据表(HTML) 39 Page - Holtek Semiconductor Inc |
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39 / 45 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 result in the accumulator. Operation ACC ¬ ACC+[m]+1 Affected flag(s) TO PDF OV Z AC C 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 result in the data memory. Operation [m] ¬ ACC+[m]+1 Affected flag(s) TO PDF OV Z AC C 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 accumula- tor, leaving the result in the accumulator. Operation ACC ¬ ACC+x+1 Affected flag(s) TO PDF OV Z AC C 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 memo- ries) are interchanged. Operation [m].3~[m].0 « [m].7~[m].4 Affected flag(s) TO PDF OV Z AC C 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, writ- ing 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) TO PDF OV Z AC C ¾¾¾¾¾¾ HT82K95EE/HT82K95AE Rev. 1.20 39 August 28, 2006 |
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