IAR Embedded Workbench for RX 5.20IAR C/C++ DevelopmentThe preprocessorDescription of predefined preprocessor symbols__RXV3__RXV3In this section: DescriptionAn integer that reflects the setting of the option --core. It is defined when the processor core is the RXv3 architecture, otherwise it is undefined. When defined, its value is 1.This symbol is available for compatibility with Renesas CC-RX.