PIC16F688-I/ML by Microchip Design and production,in LYTCHIPS Spot sales,And can pass LYTCHIPS Purchasing。PIC16F688-I/ML Price reference $ 0。PIC16F688-I/ML - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information PIC16F688-I/ML Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial