a return address should have 2 lines
Microprocessor has 16 address lines and microcontroller has 20 address lines
for 16 MB memory has 24 address lines
In a full block format business later there should be four blank lines between the date and the inside address. Between your letterhead and the date should be two blank lines.
12
16KB, or 16384 bytes, can be addressed with 14 address lines. (214 = 16384)
A 2K X 8 memory requires 11 address lines and 8 data lines
* If the couple who are having their 50th wedding anniversary is putting on the party themselves (many couples do) then yes, they should put their return address on the envelopes. If it's a surprise 50th wedding anniversary by a member of the family then the return address should be that family members address or they would spoil the surprise.
In the 2k*16 , the 11 address lines are required and the 16 input-output lines are required..
17 address lines and 8 data lines. 2^17=128k
20 address line available in 16 to 1 multiplexer 16 for input lines and 4 will be selection lines.
There are many: Stamp Date Address sent to Return address
The number of address lines needed to access N-KB is given by log2N Then the number of address lines needed to access 256KB of main memory will be log2256000=18 address lines.