Embedded Systems: An Integrated Approach by Pearson

SOFTWARE DEVELOPMENT TOOLS 209

After the step of assembly, we have the machine language fi le. At this point, ‘ linking’

is done with library routines (if needed), using a program called the ‘linker’. At the

end ofall this, we get a single executable fi le which is to be ‘loaded’ into memory for

execution by the processor.

6.1.8 | Disassembly

Disassembling is the reverse process of assembling. In the ‘disassembly window’, the

addresses of the code lines, the machine code and the mnemonics can be seen. See such

a typical window for the Keil μVision IDE (in the debug mode) in Figure 6.4.

Note the highlighted line, to understand each part of the line. ...