STM32F2x5xx / STM32F2x7xx 数据手册

Description：TheSTM32F215xxandSTM32F217xxfamilyisbasedonthehigh-performanceARM®Cortex™-M332-bitRISCcoreoperatingatafrequencyofupto120MHz.Thefamilyincorporateshigh-speedembeddedmemories(Flashmemoryupto1Mbyte,upto128KbytesofsystemSRAM),upto4KbytesofbackupSRAM,andanextensiverangeof