====== STM32F10: ARM STM32 Minimum System Development Module Board ======

===== STM32F103C8T6 =====
{{ :arduino:stm32f10.png?200|STM32F10}}
**Description:** \\
 
  * Core: ARM 32 Cortex-M3 CPU
  * Debug mode: SWD.
  * work frequency: 72MHz
  * flash memory: 64KB 
  * SRAM: 20KB 
  * **Power: 2.0 .. 3.6V** 
 
===== STM32F103C6T6 =====

  * Number of pins: 48
  * Core: Cortex-M3
  * Work frequency: 72MHz
  * Flash: 32KByte
  * SRAM: 10KByte 
  * Interface Resources: 2x SPI, 3x USART, 2x I2C, 1x CAN, 37x I / O ports, Analog-to-digital conversion: 2x ADC (12-bit / 16-channel)
  * Timers: 3 
  * Debug Download: Support JTAG / SWD debug interface to download , support for IAP
  * RT9193: 3.3V regulator chip, the maximum output of 300mA

===== Interface description =====

  * SWD interface: support for simulation, download and debug
  * Mirco USB interface: power supply and USB communication, does not support the download
  * USART1 interface: USART1 can be used to download the program, or use the USART1 for communication
  * MCU pin interface: leads all I / O port pins, easy to connect with peripherals
  * 5V and 3.3V power input and output interface: commonly used in external power supply, or with other modules for common ground treatment

===== Other device description =====

  * Power LED (PWR): Power indicator status, can determine whether the power supply is stable
  * The user LED (PC13): to facilitate the I / O output test or indicate the program running
  * Start jumping choose programming mode: (1, the user flash memory 2, SRAM 3, system memory)
  * reset button: reset chip for the user program
  * 8M Crystal: The frequency can be set to make the system clocked at 72MHz
  * 32.768KHz Crystal: Available for built-in RTC, or for calibration