Flashcards
Assembly Language
Cards in this deck (11)
- 1LDALoad
(Load the contents of the given address onto the accumulator.) - 2STAStore
(Store the contents of the accumulator to the RAM of the given address.) - 3ADD(Add the contents of the given RAM address onto the accumulator.)
- 4SUBSubtract
(Subtract the contents of the given RAM address from the accumulator. If value < 0, a negative flag is set for BRP.) - 5INPInput
(Copy the value from the 'input' onto the accumulator.) - 6OUTOutput
(Copy the value from the accumulator to the 'output'.) - 7HLTHalt Program
(Causes the Little Man Computer to stop executing the program.) - 8BRZBranch if Zero
(If the contents of the accumulator are 000, the PC will be set to the given address.) - 9BRPBranch if Zero or Positive
(If the contents of the accumulator are 000 or positive, the PC will be set to the given address.) - 10BRABranch Always
(Set the contents of the accumulator to the given address.) - 11DATData Location
(When compiled, each instruction is converted to a three-digit code and the codes are placed in sequential addresses in RAM. This instruction will reserve the next RAM address for data storage.
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- AS level Computing (Inside the Computer) Flashcards on Assembly Language , created by Lauren Blood on 14/03/2017.
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- Lauren Blood
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