Draw and explain port 0 and port 3 of 8051.

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written 7.3 years ago by

teamques10 ★ 65k

• modified 7.3 years ago

Port 0:

Port 0 can be used as a normal bidirectional I/O port or it can be used for address/ data interfacing for accessing external memory when control ‘1’ the port is used for address/data interfacing, when the control is ‘0’ the port can be used as a bidirectional I/O …

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