112233445566DDCCBBAATitleNumberRevisionSizeCDate:2015/7/7Sheet ofFile:F:\RFID电路图.SchDrawn By:MCU---TXMCU---RXSPEAKERLEDAN3AD0AD1AD2AD3AD4AD5AD6AD7RC531_IRQRC531_PDP1.0/T1P1.1/T2P1.23P1.34P1.45P1.56P1.67P1.78RESET9RXD10TXD11INT012INIT113T014T115WR16RD17X218X119GND20PSEN29ALE/P30EA/VP31VCC40P2.728P2.627P2.526P2.425P2.324P2.223P2.122P2.021P0.732P0.633P0.534P0.435P0.336P0.237P0.138P0.039N1STC89C58RD+AN1MISOSCKMOSINSSRSTPDRC531_CSDATARDWRJZ111.0592MHzC2212pFC2112pFGNDJZ54MHzC3922pFC4022pFR141MR20330R21K~10KCLKGNDGNDR111K~10KVCCT4PNPT3NPNGNDTX2C34160v/1000pFR12470KC364700pFD1IN4148C38104R15220KR1810KR1910KGNDR3220KR1610KR1710KC37104DATA谐振电路VCCGNDR61kSPEAKERBUZZVCCVCCGNDLEDR81KLEDAN3SW SPSTAN1SW SPST+5V inAN1AN3USB-TXUSB-RXMCU---TXMCU---RXC1+1V+2C1-3C2+4C2-5V-6T2out7R2in8R2out9T2in10T1in11R1out12R1in13T1out14GND15VCC16N2MAX232 (DIP16/SOP18)VCCGNDC16104C17104C15104C14104JZ313.56MHzC2412pFC2312pFR93~4.7KR1010KC9472C350.1uFVMIDRXL32.2uHL42.2uHC268pFC668pFTX2TX1RXTX2TX1(To AVSS)TGNDC368pFC768pFGNDGNDVCCGNDGNDGNDC4103C8103C3268pFGNDC3168pFGNDC50C10OSCIN1IRQ2MFIN3TX14TVDD5TX26TVSS7CO8C19C210DVSS11MISO12SCK13MOSI14NSS15C316DVDD17AVDD18AUX19AVSS20RX21VMID22RSTPD23OSCOUT24N3FM1702SLRDTX1VCCVCCTX2GNDMISOSCKMOSINSSGNDGNDRXVMIDRSTPDALECPU电路13.56HMZ非接触式IC射频读写器射频线圈感应电路LED蜂鸣器MAX232USB接口电源电路电源开关按键GNDGNDVCC青岛天信通软件技术有限公司CLKTVDDAVDDC28104C27104VCCGNDC2616V/100uFC2516V/100uF+5V inGNDC12104C1316V/100uF1234J2CON4GND+5V out+5V outAN2CON4USB-TXUSB-RXC46472C48472C49472GNDP1^3GNDGNDR251K~10KD2IN4148C45472C47472GNDVCCP1^2GNDR231K~10KR241K~10KGNDC44472C43472VCCR221K~10KGNDC1910411223344556677889910101111121213131414151516161717181819192020N5CON4JZ411.0592MHzC2012pFC4112pFGNDGNDVCCUSB-TXUSB-RXMCU---TXMCU---RXC1812pFGNDP1^3P1^2C33160v/1000pFR21220KR13220KR1220KOSCIN1IRQ2MFIN3MFOUT4TX15TVDD6TX27TVSS8NCS9NWR10NRD11DVSS12D013D114D215D316D417D518D619D720ALE21A022A123A224DVDD25AVDD26AUX27AVSS28RX29VMID30RSTPD31OSCOUT32N4MFRC500AD0AD1AD2AD3AD4AD5AD6AD7ALERC531_PDRC531_IRQ(TX)(TX1)RC531_CSWRRDJZ213.56MHzC1112pFC1012pFVCCVCCGNDGNDGNDGNDGNDTVDDAVDDR510KR4C42GND(RX)L2C30GNDL1GNDC29TX1C50VCC(RX)T2PNP1234567VSS9VDD101511141213N874HC40601234567VSS9VDD101511141213N674HC4060T1PNP12345678N7LM358/LM258(TX)(TX1)