STM805SM6F by ST Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。STM805SM6F Price reference $ 2.330000。STM805SM6F - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information STM805SM6F Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial