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原理图(X-nucleo-idb04a1_schematic).pdf

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X-NUCLEO-IDB04A1 Schematic diagram Solder a 10u_0805 between 1-2or a 0R0_0805 between 1-3Male Connector 2x5PCB Meander AntennaNot mountedNot mountedNot mountedNot mountedVBAT1VBAT1NO_SMPSNO_SMPSnSCLKMOSIMISORSTMOSICLKIRQMISOCSNVBAT2VBAT3TEST10VBAT3TEST5TEST6TEST7TEST4TEST10TEST5TEST4TEST6TEST7VBAT2TEST8TEST8TEST9MOSIMISOnSRSTCLKCLKIRQCSNCSNIRQTEST9TEST1TEST1VDDVDDVDDVDDVDD3V3VDDVDD3V3VDDU5Jumper21122C15100p_0402_COGC23100n_0402_X7RR3ncC1415p_0402_COGR1ncR130U4BALF-NRG-01D3B14B23A22A11C2756pR170R6ncL4TBD_0402Q1LF-XTALR4ncR7100k_0402C522p_0402_COGTEST9JP1TEST10123C221u_0402_X5RJ2U.FLconnectorGND1SIG2GND3D1123L1TBD_0402CN6CON812345678C4150n_0402_X5RC21100n_0402_X7RC171u_0402_X5RR160BlueNRGU1SPI_MOSI1SPI_CLK2SPI_IRQ3TEST14VBAT35TEST26TEST37TEST48TEST59TEST610TEST711VDD1V812FXTAL018FXTAL117TEST1216TEST1115TEST914TEST813VBAT124SXTAL023SXTAL122RF021RF120VBAT219GND33RESETN25SMPSFILT126NO_SMPS27SMPSFILT228VDD1V229TEST1030SPI_CS31SPI_MISO32L2TBD_0402C2456pR140C1315p_0402_COGC2100n_0402_X7RC11u_0402_X5RCN5CON1012345678910C18100n_0402_X7RC19100n_0402_X7RR110CN9CON812345678J1Testconnector12345678910C26TBD_0402_COGC622p_0402_COGR210k_0402R100C201u_0402_X5RR5ncC25TBD_0402_COGCN8CON6123456C16100n_0402_X7RC3100p_0402_COGQ2HF-XTALR9100k_0402U3M95640nS1Q2nW3Vss4Vcc8nHOLD7C6D5TEST8R120R150GSPG1105151045SG
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