How to insert Assembly code into C code

I have got this code which insert Assembly code into C code. How can the parameter of the function, tx_buffer be passed into the assembly? Also what is the value of R7 in the first line? And how can it...
How to insert Assembly code into C code

I have got this code which insert Assembly code into C code. How can the parameter of the function, tx_buffer be passed into the assembly? Also what is the value of R7 in the first line? And how can it...
Put assembler code into c code

Hello, I am trying to put a assembler code into a c code, but it gives me errors. I would be pleased if someone explains me how to do it or gives me an example. Thank you very much
Put assembler code into c code

Hello, I am trying to put a assembler code into a c code, but it gives me errors. I would be pleased if someone explains me how to do it or gives me an example. Thank you very much
Combining C and assembly codes into one header file.

Hi! At school we are going to have the final test in programming. Most of the class are really good at programming at C and Assembly therefore teachers allowed us to create universal header file...