AT32F421 Series Datasheet ARM®-based 32-bit Cort.
AT32F421 - 32-bit MCU
AT32F421 Series Datasheet ARM®-based 32-bit Cortex®-M4 MCU with 16 KB to 64 KB Flash, sLib, 10 timers, 1 ADC, 1 CMP, 7 communication interfaces Featu.AT32F4212 - 32-bit MCU
AT32F4212 Series Datasheet ARM®-based 32-bit Cortex®-M4 MCU 64 KB Flash, sLib, 10 timers, 1 ADC, 1 CMP, 2 OP, 7 communication interfaces Features .