Question: microcontroller 8051 chapter 9 4. Use the 8051 to design a counter to count the number of people entering a room. Suppose that a pulse

microcontroller 8051 chapter 9

4. Use the 8051 to design a counter to count the number of people entering a room. Suppose that a pulse is generated to P3.5 each time a person enters the room. Stop when the number of people reaches 35. Do not allow more people to enter by displaying "F" for full to a device connected to port 0

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