The MIMXRT1021CAF4A is an application-specific 400MHz ARM-M7 processor manufactured by NXP. It is designed to provide customers with an ultra-low power, low-cost and reliable SoC for embedded applications. It features an integrated dual-core Cortex-M7 processor clocked at 400MHz, 512kB of SRAM, 2MB of on-board flash memory, one advanced high-speed SPI/eSPI peripheral, FlexIO, 6-channel DMA controllers, a dual-core 32-bit ARM Cortex-M4F processor, and integrated debug support. It is capable of running multiple tasks concurrently, enabling users to deliver more efficient and reliable solutions. The MIMXRT1021CAF4A provides an optimal platform for industrial automation, smart connected systems, IoT applications, and industrial and consumer applications.