STM32F103C8T6 - Placa de Desenvolvimento, Blue Pill

STM32F103C8T6 - Placa de Desenvolvimento, Blue Pill Specifications: STM32F103C8T6 ARM Cortex M3 72MHz, 90 DMIPS / 1.25 DMIPS / MHz 2.0V - 3.6V operating voltage 8MHz system crystal 32.768KHz RTC crystal 2.54mm pitch pins JTAG/SWD header 64 KByte Flash, 20 KByte SRAM 2x SPI, 3x USART, 2x I2C, 1x CAN 38 I/Os almost all 5V-tolerant 1x USB 2.0 FS 2x ADC (12-bit / 16-channel) 3x general timers, 1x advanced timer RT9193 3.3V LDO voltage regulator, max current 300mA Micro USB for power and data Blue user LED (PC13) 2x jumpers for bootloader selection Reset button 2x20 side pins + 1x4 SWD pins Dimensions: 53.0mm x 22.5mm