What is the purpose of the hexadecimal number following the 8085 IN or OUT instruction mnemonic?

A) It is the number of bytes being sent or received across the Data Bus.
B) It is the "name" or identifier of the specific device the program is communicating with.
C) It is the data being sent or received across the Data Bus.
D) It is the number of binary bits being sent or received across the Data Bus.


B

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