STM32 ARM Cortex-M3 development board

STM32 F103 RBT6 SCM system board core board ARM Cortex-M3 development board

STM32 F103 RBT6 function

• Core: ARM 32-bit Cortex ™ -M3 CPU
  • The maximum operating frequency of 72MHz, up 1.25DMips / MHz (Dhrystone at zero wait cycle memory access 2.1)
  • Single-cycle multiply and hardware divide
• Memory
  • From 64K or 128K bytes of Flash program memory
  • Up to 20K bytes of SRAM
• clock, reset and power management
  • 2.0 to 3.6 V power supply and I / O pins
  • Power on / off reset (POR / PDR), programmable voltage monitoring Device (PVD)
  • 4 ~ 16MHz crystal oscillator
  • Built by the factory tuned 8MHz RC oscillator
  • Embedded with calibrated 40kHz RC oscillator
  • To generate the CPU clock PLL
  • 32kHz RTC oscillator with calibration function
• Low power consumption
  • Sleep, shutdown and standby mode
  • VBAT supply for RTC and backup registers
• 2 12-bit ADC, 1μs conversion time (up to 16 Input channels)
  • Conversion range: 0 to 3.6V
  • Dual sample and hold function
  • Temperature Sensor
• DMA:
  • 7-channel DMA controller
  • Supported peripherals: timers, ADC, SPI, I2C and USART
• Up to 80 fast I / O ports
  • 26/37/51/80 an I / O port, all I / O ports can be mapped to 16 external interrupts; almost all the ports can tolerate 5V signal
• debug mode
  • Serial wire debug (SWD) and JTAG interfaces
• Up to 7 timers
  • Three 16-bit timers, each timer has up to four for Input capture / output compare / PWM or pulse counting channel And incremental encoder input
  • 1 x 16 with dead-band control and emergency brake for motors
• Advanced control timer PWM control
  • 2 watchdog timers (independent and window type)
  • System timer: 24-type counter is decremented
• Up to 9 communication interfaces
  • Up to two I2C interface (supports SMBus / PMBus)
  • Up to three USART interface (supports ISO7816 interface, LIN, IrDA interface and modem control)
  • Up to two SPI interfaces (18M bit / sec)
  • CAN interface (2.0B Active)
  • USB 2.0 full speed interface
• CRC calculating unit 96 the unique code chip