Schematic diagram 1 of 2

FCC ID: S9NSTEBCN2V1

Schematics

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FCCID_4135070

1 2 3 4 5 6 100n C2 VDD VDD GND 1u C1 A A 100p 10uH C4 100k L2 GND R1 100n C23 NX2012SA-32.768K-STD-MUB-1 150n C5 C20 22p XTAL32 C27 C28 1u GND L3 29 INT_COM 32 UART_RX INT_3X NRST 10n 2n GND GND C21 22p B 31 B 30 28 27 26 25 U1G1 DIO11 DIO12 DIO13 VDD1V2 SMPSFILT2 SMPSFILT1 TEST RESETN SWDIO 1 24 DIO10 VBAT1 VDD VDD SWDCLK 2 23 DIO9 SXTAL0 U2 UART_TX 3 22 0 DIO8 SXTAL1 ANT016008LCS2442MA1 BOOT 4 21 B1 A1 DIO7 RF0 RX_P ANT ANATEST0/DIO14 5 20 B2 A2 L1 DIO6 RF1 RX_N GND U5 6 19 VBAT3 VBAT2 I2C_SDA 7 18 BALF-NRG-02D3 DIO5 FXTAL0 ANATEST1 C7 C12 I2C_CLK 8 DIO4 FXTAL1 17 VDD VDD 9.1 nH MT ADC1 ADC2 MLG0603P9N1H GRM0332C1H7R0CA01 GND DIO3 DIO2 DIO1 DIO0 100n 1u 7 pF n.m. FT1 FT2 C BLUENRG-2 C13 C24 C6 C9 C 9 10 11 12 13 14 15 16 GND GND 1u 100n n.m. n.m. PDM_DATA PDM_CLK TEST1 ADC L_G L_R L_B GND GND GND GND GND GND GND GND GND XTAL CX2016DB32000D0FLJCC BOOT C17 C18 Balun Chip Antenna 15p 15p 100k R7 L6 3.9n EXP EXP D D GND GND BlueNRG-2 BALF-NRG-02D3 STEVAL-BCN002V1 Bluetooth low-energy chip GND GND GND Chip Antenna 7/31/2018 11:36 AM Sheet: 1/3 1 2 3 4 5 6

1 2 3 4 5 6 VDD VDD GND GND U8 V+ V+ V+ V+ V+ P_1 P_12 GND AVDDVCSEL GND4 A BLM15GG471SN1D GND P_2 P_11 V+ A P10 AVSSVCSEL AVDD P9 P8 C15 C29 C11 GND P_3 GND SCL P_10 I2C_CLK GND P_4 P_9 I2C_SDA U9 L4 GND2 SDA 4.7u 100n 10p BOOT P_5 XSHUT DNC P_8 GND2 GND1 VDD GND P_6 P_7 GND3 GPIO1 Decoupling / Filtering VDD P1 P7 VDD_IO INT/DRDY GND GND GND VL53L1CBV0FY I2C_CLK P2 P6 VDD SCL CS SDO RES SDA Proximity VDD VDD LPS22HH P3 P4 P5 U21 Pressure C3 I2C_SDA VDD B1 VDD LR B2 GND C10 B 100n B VDD VDD P14 I2C_SDA P13 I2C_CLK GND G1*4 GND CLK B3 PDM_CLK 100n B4 PDM_DATA DOUT GND GND P12 MP34DT05-A GND U10 SDA SCL CS I2C_CLK Digital Microphone VDD VDD P1 P11 SDO NC VDD P2 P10 SDX OCS VDD P3 P9 SCX INT2 P1 P2 INT_COM P4 P8 VDD INT1 VDD HTS221 VDDIO GND1 GND2 VDD VDD C C SCL VDD VDD LSM6DSO VDD P6 P3 P10 CS DRDY P5 P6 P7 P9 U7 GND SDA GND GND VDD VDD_IO VDD VDD VDD I2C_CLK P1 SCL C19 U6 P5 I2C_SDA P4 VDD P3 CS INT/DRDY P7 INT_3X 100n P5 C1 GND I2C_SDA P4 SDA C30 C16 Accelerometer / Gyroscope GND C14 LIS2MDL 100n 1u GND P6*2 220n Humidity / Temperature D D GND GND GND GND Sensors STEVAL-BCN002V1 Magnetometer 7/31/2018 11:36 AM Sheet: 2/3 1 2 3 4 5 6

1 2 3 4 5 6 A A UART_RX CN1 P10 NRST P10 P9 GND P9 P8 UART_RX P8 P7 BOOT P7 100 R3 P6 UART_TX P6 P5 GND P5 P4 SWDCLK P4 P3 GND P3 VDD VDD VDD P2 SWDIO P2 P1 VDD B3U-3000P(M) P1 SW1 P1 FTS-105-01-F-D C8 B B P1 SML-LX0404SIUPGUSB 100p ARM10 Debug Connector GND GND P4 P3 P2 10k 10k P4 P3 P2 R4 R5 Push Button ADC S+ 75 R8 135 R9 525 R2 I2C_SDA I2C_CLK C C L_G L_R L_B VDD T1 VDD VDD U4 TEST1 P+1 + GND P- Pull-ups RGB led - P+2 S I2C_CLK CLK VDD BAT-HLD-001 I2C_SDA GND SDA GND CR2032 3 V Battery D D Test Points LED, Button, Debug Connector, STEVAL-BCN002V1 Battery Holder 7/31/2018 11:36 AM Sheet: 3/3 1 2 3 4 5 6


Document Created: 2019-03-26 07:12:56
Document Modified: 2019-03-26 07:12:56
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