Porting from C51 to GCC

Hi, I'm porting my application from C51 compiler to GCC compiler. I am wondering how I can map variables to absolute memory locations in GCC. I am currently using '_at_' keyword for doing that in...
Porting from C51 to GCC

Hi, I'm porting my application from C51 compiler to GCC compiler. I am wondering how I can map variables to absolute memory locations in GCC. I am currently using '_at_' keyword for doing that in...
Porting source code from C51 to ARMC

I have a program in C51 that I waned to port to ARMC specifically the Cortex_M3 namely LPC17xx micros, however the locating of the variables is not happening correctly, namely: In C51, the memory...
Porting source code from C51 to ARMC

I have a program in C51 that I waned to port to ARMC specifically the Cortex_M3 namely LPC17xx micros, however the locating of the variables is not happening correctly, namely: In C51, the memory...
C51 Port I/O Simulation problem

I use some pins in P3 as input pin and other pins in P3 as output pin. Use C program to read or write the pin directly, e.g. P35 = 0; if(P32 == 0) etc. But if I read a pin, all pins in P3 will become...