About the Cortex-M4 processor and core peripherals The Cortex-M4 processor is a high performance 32-bit processor designed for the microcontroller market. It offers significant benefits to developers， including： ? outstanding processing performance combined with fast interrupt handling ? enhanced system debug with extensive breakpoint and trace capabilities ? efficient processor core， system and memories ? ultra-low power consumption with integrated sleep mode and an optional deep sleep mode ? platform security robustness， with optional integrated Memory Protection Unit （MPU）。

　　The Cortex-M4 processor is built on a high-performance processor core， with a 3-stage pipeline Harvard architecture， making it ideal for demanding embedded applications. The processor delivers exceptional power efficiency through an efficient instruction set and extensively optimized design， providing high-end processing hardware including optional IEEE754-compliant single-precision floating-point computation， a range of single-cycle and SIMD multiplication and multiply-with-accumulate capabilities， saturating arithmetic and dedicated hardware division.