Full performance, hassle-free development Cortex-M3 core with 120MHz main frequency, 64KB Flash + 20KB SRAM, fully equipped peripherals including CAN/USB/multiple UARTs, no need to scramble for resources for conventional projects. Industrial-grade stability, low enough power consumption Built to withstand a wide temperature range of -40℃ to 105℃, multiple low-power modes with standby current of only 3.36μA, battery-powered devices can run for a long time. Good compatibility, high cost-performance ratio Highly adapted to mainstream similar models in both software and hardware, enabling rapid migration for old projects, stable mass supply, and cost reduction for projects without extra hassle.