Memory management

I used 64k external code memory and 64k external data memory So in assembly we will can use movc and movx instruction to access code and data memory but how can we access code and data memory using C...
LOCATING SUBROUTINES IN MEMORY

I am trying to put a subroutine at a fixed address (I want it to remain fixed after the code is rebuilt and other modules are changed). First I linked my code and obtained its absolute linked address...
Memory class question

I am using a Temic 80251 which gives me 1K on board RAM. Is there any way that I can tell the compiler that the IDATA class is bigger than 256 bytes.. because I get an error from the compiler that I...
serial memory interfacing

hi i wanted to know about memory interfacing serially with 89c51 give some examples
Direct memory adddressing

Hi, I want to read in my program, the data stored at a particular location in external ROM. How do I do that in 'C'? Regards Sonali