Renesas Electronics has announced the first ARM Cortex-M series microcontrollers in its new Synergy embedded design platform which is notable for offering a supported real-time operating systems and pre-certified application software and firmware stacks. The microcontrollers, which are the supplier's first ARM Cortex devices, are the S7G2, which is a 240MHz Cortex-M4 CPU core with 4Mbyte flash; and the lower power S3A7, which is a 48MHz ARM Cortex-M4 CPU.