STM32F103C8T6 small system board MCU core board STM32 development board learning board

Kernel:ARM 32-bit Cortex™-M3 CPU

- Up to 72MHz operating frequency

- Single cycle multiplication and hardware division

Storage:
− From 64K or 128K bytes of flash program memory
− Up to 20K bytes of SRAM
Clock, reset and power management:
- 2.0～3.6V power supply and I/O pins
- Power-on/power-off reset (POR/PDR), programmable voltage monitoring Device (PVD)
- 4～16MHz crystal oscillator
- Built-in factory-tuned 8MHz RC oscillator
- Built-in calibrated 40kHz RC oscillator
- PLL that generates the CPU clock
- 32kHz RTC oscillator with calibration function
Low power consumption:
- Sleep, shutdown and standby modes
- V BAT supplies power for RTC and backup registers. l2 12-bit analog-to-digital converters, 1us conversion time (up to 16)
- Conversion range: 0 to 3.6V
- Double sample and hold function
- Temperature sensor
lDMA:
- 7-channel DMA controller
- Supported peripherals: timer, ADC, SPI, I 2 C and USART
Up to 80 fast I/O ports:
- 26/37/51/80 I/O ports, all I/O ports can be mapped to 16 external interrupts; almost all ports can tolerate 5V signals
Debug mode:
- Serial single wire debug (SWD) and JTAG interface
Up to 7 timers:
- 3 16-bit timers, each timer has up to 4 channels for input capture/output comparison/PWM or pulse counting and incremental encoder input
- 1 16-bit PWM advanced control timer with dead zone control and emergency brake for motor control
- 2 watchdog timers (independent and window type)
- System time timer: 24-bit self-decreasing counter
Up to 9 communication interfaces:
- Up to 2 I 2 C interfaces (support SMBus/PMBus)
- Up to 3 USART interfaces (support ISO7816 interface, LIN, IrDA interface and modem control) Up to 2 SPI interfaces (18Mbits/sec)
- CAN interface (2.0B active)
- USB 2.0 full-speed interface lCRC calculation unit, 96-bit chip unique code