IAR supports one of the broadest ranges of microcontroller architectures in the world:
ARM (including Cortex-M, Cortex-A, and Cortex-R)
RISC-V
Renesas (RX, RZ, RL78, RA, V850, RH850, 78K, M16C, R8C)
Texas Instruments MSP430
Microchip AVR and AVR32
STMicroelectronics STM8
8051
One unified ecosystem supporting over 15,000 microcontroller devices, from more than 70 semiconductor vendors.
The home of world class embedded development tools