STM32F103RBT6 Core Development Board 32F103 Small System Board STM32 Development Board

Features 1 Onboard the most basic circuit based on MCU such as crystal oscillator circuit USB power management circuit and USB interface 2 Added EEPROM I2C 1028Byte x8 storage circuit 3 Leads to all I O port resources 4 With the SWD emulation debug download interface the interface requires at least 3 wires to complete the debug download task 5 Using the Mirco USB interface used in current smartphones it is easy to use and can do USB communication and power supply 6 The core crystal system 8MHz uses the high quality high quality low load NDK NX5032GA without the use of a low cost iron shell crystal 7 Adopted the officially recommended low load RTC crystal scheme and used the Epson brand crystal instead of the cheap cylindrical crystal 8 The high capacity tantalum capacitors are placed on the input and output terminals of the power supply voltage regulator chip which will definitely have an extraordinary effect in voltage regulation and filtering 9 It is equipped with high quality 2 13 2 54mm pitch double row pin to ensure excellent conductive contact so users can place the core board on the standard universal board or breadboard The pin header is not soldered by default and the user can select the welding direction according to his needs Chip introduction 1 Stm32F103RBT62 AMS1117 3 3V 3 3V regulator chip providing a maximum current of 1500mA 3 AT24C08 1024Byte x8 high data transmission rate is 400KHz and IIC bus compatible the number of erasures