Which pin of 8051 is used to access external memory?
a. To control the signal to enable the external memory
b. To control the demultiplexing address and data bus
c. for I/O ports
d. for the interface of external devices
Answer:
b. To control the demultiplexing address and data bus
Which pin of 8051 is used to access external memory
Read more: Identify the set of all positive integers