PIC18F258-I/SO by Microchip Design and production,in GUI XIN Group (Hong Kong) Limited Spot sales,And can pass GUI XIN Group (Hong Kong) Limited Purchasing。PIC18F258-I/SO Price reference $ 8.768000。PIC18F258-I/SO - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information PIC18F258-I/SO Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial