Open429I-C-Schematic

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1、12345678COU1U1GNDTXD0PIU1011TXDOSC2PIU102828ONLOSC2SC2COP1P1COP2P2DNLDTRTRPIU1022DTR#OSC1PIU102727ONLOSC1SC13.3VPIP10112PIP1023.3V1PIP2013.3VRNLRTSTSPIU1033RTS#PLL_TESTPIU102626PIC102PIC202GNDPIP10334PIP104GND2PIP202GNDP3COP3VCC3.3VPIU1044VCCIOAGNDPI

2、U102525GNDCCOC11CCOC22MISONLPE13PE13MISONLPA6PA6RXNLPD9PD9RXD0524PIC10122PPIC20122PPIP105NLPE1456PIP106NLPA73PIP203NLPD81PIP301NLPI8GNDPIU105RXDNCPIU1024MOSIPE14MOSIPA7TXPD8PI8623PIP107NLPE1278PIP1084PIP2042PIP302PIU106RI#GP1PIU1023COY1SCKPIP109PE129

3、10PIP1010SCKPA55PIP205CTSPD113PIP3033.3VPIU1077GNDGP0PIU102222GNDY1NSSNLPE11PE11NSSNLPA4PA4RTSPD12821USB_5V21PIP10111112PIP10126PIP206NLPD10PIU108NCGNDPIU1021PIY102PIY1017PIP207CKPD10onewirePIU1099DSR#VCC_5PIU102020SPIGNDPIU101010DCD#NCPIU10191912MAU

4、SART2CNLCTSTSPIU101111CTS#GNDPIU101818GNDVCC3.3VA1217NLEE0CLKPIU1012SHTD#3V3OUTPIU1017EE_CLK1316PL2303_NONEWIRENLEE0DATAPIU1013EE_CLKDMPIU1016PIR101COR1PIR10221EE_DATA1415R122RPL2303_PCCSPI4SPI1USART3PIU1014EE_DATADPPIU1015PIR201COR2PIR202SSR222ROOPL

5、2303VCC3.3VUSB_5VUSB_5VVCC3.3VVCC3.3VVCC3.3VGNDGNDGNDPIR301PIR401PIR501PIR601COP4P43.3VCOI1I13.3VRCOR33COR4R4RCOR55COR6R6PIC302PIC402PIC502PIC602VCCVCCCOS1S1P5COP51K1K10K10KCCOC33CCOC44CCOC55CCOC663.3VPIP40112PIP4023.3VPII10112PII102NLPG2PIR302PIR402

6、PIR502PIR602PIC301104PIC401104PIC501103PIC601104GNDPIP40334PIP404GNDGNDPII10334PII104GNDPIP501PG212PIP502JOY_AEESDANLPF0PF0SDANLPB7PB7NCPB9I2C1_SDANLJOY0AJOY_1A4JONLJOY0BY_BPGNLPG33JOY_BPID101PID201EEPIC701PIR702NLPF1PIP40556PIP406NLPB6PII10556PII106

7、PIS101NLJOY0CTRABPIS104PIP503NLPG934PIP504_C_DCCOC77RCOR77SCLPF1SCLPB6NCPB8I2C1_SCLJOY_2CTR5PG9JOY_CPIP40778PIP408PII10778PII108PIS102CTRCOMPIS105PIP50556PIP506COD1COD2LASMBANLPF2PF2PIP409910SMPIP4010BANLPB5PB5I2S3CLKPC10PII109910PII1010PB13I2S2CLKPI

8、S103NLJOY0CJOY_3CCDPIS1066JONLJOY0DY_DPIP507PGNLPG101078PIP508JOY_DD1D2KTGNDGNDGNDGNDPIC70210410MI2S3WSNLPA15PA15PII1011PII1012PB12I2S2WSPIS1077PIS1088PIP509PDNLPD1313PIP5010JOY_CTRAPIR701I2CI2S3SDAPC121112PBNLPB1515I2S2SDAShield1Shield2910PID102TPID