STM32F100RCT6B by STMicroelectronics Design and production,in CHIPS-ORIGIN ELECTRONICS CO.,LIMITED Spot sales,And can pass CHIPS-ORIGIN ELECTRONICS CO.,LIMITED Purchasing。STM32F100RCT6B Price reference $ 7.283200。STM32F100RCT6B - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STM32F100RCT6B Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial