STM32F412 User Reference Manual Guide

●ARM®-Cortex®-M4 32bit MCU + FPU. It supports up to 17 communication interfaces up to 4x I2C interfaces (SMBus/PMBus), Up to 4 USARTs (2 x 12.5Mbit/s, 2 x 6.25Mbit/s), ISO 7816 interface, LIN, IrDA, modem control), up to 5 SPI/I2Ss (up to 50Mbit/s, SPI or I2S audio protocol), out of which 2 muxed full-duplex I2S interfaces, SDIO interface (SD/MMC/eMMC), advanced connectivity: USB 2.0 full-speed device/host/OTG controller with PHY, 2x CAN (2.0B Active).

● Dynamic Efficiency Line with BAM (batch acquisition mode)

● 125 DMIPS/1.25 DMIPS/MHz (Dhrystone 2.1) and DSP instructions

● Clock, reset and supply management (internal (16MHz factory-trimmed RC, 32KHz RC with calibration))

● POR, PDR, PVD and BOR

● 1x12bit, 2.4 MSPS A/D converter: up to 16 channels

● General-purpose DMA: 16-stream DMA

● Up to 17 timers and up to 114 I/O ports with interrupt capability

● Serial wire debug (SWD) & JTAG interfaces and Cortex®-M4 embedded trace Macrocell™

● CRC calculation unit and 96bit unique ID

● RTC: subsecond accuracy, hardware calendar