problem in calling a function !!

Hi I've a function use it to send digits to a DTMF IC. When I copy the body of the function in main ,every thing goes fine. But if I call the function from main the hardware shows no reaction however...
Problem calling function from SRAM

Hi everybody I have used an example problem and used my functions to place in the ram after calling it main , it isnt working..........(Iam working on ADuC7026 processor). #define MUL_hi(a, b) ...
problem in calling a function !!

Hi I've a function use it to send digits to a DTMF IC. When I copy the body of the function in main ,every thing goes fine. But if I call the function from main the hardware shows no reaction however...
Problem calling function from SRAM

Hi everybody I have used an example problem and used my functions to place in the ram after calling it main , it isnt working..........(Iam working on ADuC7026 processor). #define MUL_hi(a, b) ...
problem about function calling in ISR

I call some sub-routine in ISR. And I mark the ISR as "using 1". But I find out this will lead to the error of parameters passing from ISR to the sub-routine. How come?