1 Introduction This manual is written to clarify some aspects that have to be taken into consideration when working with CC2430， CC2510 or CC1110 together with the IAR Workbench. The CC2431 is in most of the aspects described in this manual equal to CC2430， and will not be mentioned explicit. CC2431 is only delivered with a flash size of 128 kB. Every configuration file available for CC2430 is also available for CC2431.

　　3 Installation Install the IAR Embedded Workbench as described in the IAR User Manual. 3.1 Chipcon CC1110/ CC2510 Extensions 3.1.1 Configuration Files C2510/CC1110 has 4 configuration files associated. For CC2510 these files are installed with IAR Workbench， for CC1110 they can be downloaded from our web site. The configuration files should be located according to Table 2.