1、High performance
· ARM®32-bit Cortex®-M4F CPU with FPU
· 200 MHz maximum frequency with a Memory Protection Unit (MPU) single cycle multiplication and hardware division
· Floating Point Unit (FPU) DSP instructions
2、Large storage space
· Up to 4096 Kbytes of Flash instruction/data memory
· SPIM interface: Extra interfacing up to 16 Mbytes of external SPI Flash
· Up to 1536 Kbytes of SRAM
3、Clock Reset and Power Management
· 2.6 V ~ 3.6 V application supply and I/Os
· POR/ PDR and programmable voltage detector (PVD)
· 4 to 25 MHz crystal oscillator
· Internal 48 MHz factory-trimmed RC (accuracy 1% at TA=25℃ 2.5 % at TA=-40 to +105℃)
· Internal 40 KHz RC oscillator
· 32 KHz oscillator with calibration
4、Low power consumption
· Sleep Stop and Standby modes
· 4 WKUP pins which can wake up the standby mode
5、Security
· Storage unit protection
· FLASH storage encryption
· CRC Calculation Unit
6、Abundant peripheral resources
· 2 12-bit A/D converters 0.5 μs converting time (Up to 16 channels)
– Conversion range: 0 V to 3.6 V
– Triple sample and hold capability
– Temparature sensor
· 14 channel DMA controller
– Peripherals supported: timers ADC I2S SPI I2C and USART
· Debug Mode
– Serial Wire Debug (SWD) and JTAG interface
· Up to 86 Fast I/O Interfaces
– 86 multifunctional and bidirectional I/Os up to 79 GPIOs mappable to 16 external interrupt vectors and almost 5 V-tolerant
– All fast I/Os control registers accessable with fAHB speed
· Up to 17 Timers
– Up to 8 x 16-bit timers + 2 x 32-bit timers; each with 4 input capture/output comparison/PWM or pulse counter and quadrature (incremental) encoder input.
– Up to 2 x 16-bit motor control PWM advanced timers with dead-time
generator and emergency stop
– 2 x Watchdog timers (independent and window)
– SysTick timer: 24-bit downcounter
– 2 x 16-bit basic timers
· Up to 16 Communication Interfaces
– Up to 3 x I2C interfaces (SMBus/ PMBus)
– Up to 8 x USARTs (ISO7816 interface LIN IrDA capability and modem control)
– Up to 4 x SPIs (36 Mbit/s) all with I2S interface multiplexed
– CAN interface (2.0A and 2.0B)
Smart IoT Electricity Meter Charging Pile PV Inverters Energy Storage Management Load Identification Motor Control.etc