Keil™, An ARM® Company

MCB2100 User's Guide

Configuring Compiler Options

Configure the C Compiler Options in the Project — Options for Target — C dialog:

  1. Compile Thumb Code directs the compiler to generate code ARM Thumb instruction set code for this project.
  2. Support Calls between ARM and Thumb Instruction Set allows you to intermix Thumb and native ARM code within the same project.
  3. Enable APCS (ARM Procedure Call Standard) creates an application with standard parameter passing conventions.

For detailed information about Compiler options refer to the GNU C Compiler Support.

Options for Target - Compiler Dialog