hello,
I need help to understand Rom memory. rom memory is memory that store program. we can only read rom memory. example: rom 16x4
4 data line
4 address line
Address -----> Data
0000 -------> 0001 store Data 0001 at address 0000
0001 -------> 0011 store data 0011 at address 0001
0010 -------> 0110 store data 0110 at address 0010
0011 -------> 0010 store data 0010 at address 0011
0100 -------> 1100 store data 1100 at address 0100
0101 -------> 0100 store data 0100 at address 0101
0110 -------> 0111 store data 0111 at address 0110
0111 -------> 0101 store data 0101 at address 0111
1000 -------> 0000 store data 0000 at address 1000
1001 -------> 1000 store data 1000 at address 1001
1010 -------> 1011 store data 1011 at address 1010
1011 -------> 1001 store data 1001 at address 1011
1100 -------> 1101 store data 1101 at address 1100
1101 -------> 1111 store data 1111 at address 1101
1110 -------> 1010 store data 1010 at address 1110
1111 -------> 1110 store data 1110 at address 1111
That's just example I am not sure that table is right for Rom memory . I just want to confirm that rom memory work on that basic
I need help to understand Rom memory. rom memory is memory that store program. we can only read rom memory. example: rom 16x4
4 data line
4 address line
Address -----> Data
0000 -------> 0001 store Data 0001 at address 0000
0001 -------> 0011 store data 0011 at address 0001
0010 -------> 0110 store data 0110 at address 0010
0011 -------> 0010 store data 0010 at address 0011
0100 -------> 1100 store data 1100 at address 0100
0101 -------> 0100 store data 0100 at address 0101
0110 -------> 0111 store data 0111 at address 0110
0111 -------> 0101 store data 0101 at address 0111
1000 -------> 0000 store data 0000 at address 1000
1001 -------> 1000 store data 1000 at address 1001
1010 -------> 1011 store data 1011 at address 1010
1011 -------> 1001 store data 1001 at address 1011
1100 -------> 1101 store data 1101 at address 1100
1101 -------> 1111 store data 1111 at address 1101
1110 -------> 1010 store data 1010 at address 1110
1111 -------> 1110 store data 1110 at address 1111
That's just example I am not sure that table is right for Rom memory . I just want to confirm that rom memory work on that basic
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