STM32L452RCI6 by STMicroelectronics Design and production,in Shenzhen HYLX Technology Ltd. Spot sales,And can pass Shenzhen HYLX Technology Ltd. Purchasing。STM32L452RCI6 Price reference $ 3.265600。STM32L452RCI6 - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STM32L452RCI6 Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial