MSP430F2122IPWR by Texas Instruments Design and production,in Spot sales,And can pass Purchasing。MSP430F2122IPWR Price reference $ 2.142000。MSP430F2122IPWR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information MSP430F2122IPWR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial