STM32F103C8T6 ARM STM32 Minimum System Development Board Module Kernel: ARM 32-bit FOR Cortex -M3 CPU - Up to 72MHz operating frequency - Single cycle multiplication and hardware division Memory - from 64K or 128K bytes of Flash program memory - up to 20K bytes of SRAM Clock, reset and power management - 2.0 ~ 3.6 V power supply and I / O pins - Power-on / Power-down Reset (POR / PDR), Programmable Voltage Monitor (PVD) - 4 ~ 16MHz crystal oscillator - Built-in factory-adjusted 8MHz RC oscillator - Built-in calibrated 40kHz RC oscillator - the PLL that generates the CPU clock - 32kHz RTC oscillator with calibration function Low power consumption - sleep, stop and standby modes - V BAT powers the RTC and back-up registers 2 12-bit analog-to-digital converters, 1us conversion time (up to 16) - Conversion range: 0 to 3.6V - Double sampling and hold function - temperature sensor DMA: - 7-channel DMA controller - Supported peripherals: timers, 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 line debug (SWD) and JTAG interface Up to 7 timers - 3 16-bit timers, each with up to 4 channels for input capture / output compare / PWM or pulse count and incremental encoder inputs - 1 16-bit PWM controller with dead-zone control and emergency brake for motor control - 2 watchdog timers (standalone and window type) - System time timer: 24-bit self-decrement counter Up to 9 communication interfaces - Up to 2 I 2 C interfaces (SMBus / PMBus supported) - Up to 2 USART interfaces (ISO7816 interface, LIN, IrDA interface and modem control) Up to 2 SPI interfaces (18Mbit / s) - CAN interface (2.0B active) - USB 2.0 full speed interface CRC calculation unit, 96-bit chip unique code https://elecena.pl/product/15762449/stm32f103c8t6-arm-stm32-minimum-system-development-board-module 2019-06-14 https://elecena.pl/product/15762449/stm32f103c8t6-arm-stm32-minimum-system-development-board-module 2023-08-17