所需E币: 5
时间: 2020-1-1 23:45
大小: 352.83KB
ThePIC16C71isamemberofthemid-rangefamilyof8-bit,high-speedmicrocontrollers,namely,thePIC16CXXX.ThesalientfeaturesofthePIC16C71are:•Improvedandenhancedinstructionset•14-bitinstructionword•Interruptcapability•On-chip,four-channel,8-bitA/DConverterThisapplicationnotedemonstratesthecapabilityofthePIC16C71andhasbeenbrokendownintofoursubsections:•MultiplexingFour7-SegmentLEDDisplays•MultiplexingFour7-SegmentLEDDisplaysandScanninga4x4Keypad•MultiplexingFour7-SegmentLEDDisplaysandtheA/DChannel0•MultiplexingFour7-SegmentLEDDisplayswitha4x4Keypadand4A/DChannelsAN557Four-ChannelDigitalVoltmeterwithDisplayandKeyboardMULTIPLEXINGFOUR7-SEGMENTAuthor:StanD’SouzaMicrochipTechnologyInc.LEDDISPLAYSHardwareINTRODUCTIONThePIC16C71device’sI/OportshaveanimprovedThePIC16C71isamemberofthemid-rangefamilyofsink/sourcespecification.EachI/Opincansinkupto8-bit,high-speedmicrocontrollers,namely,the25mAandsource20mA.Inaddition,totalPORTBPIC16CXXX.The……