A Y1 1 3 C2 GND 10pF/25V_DNI XO GND 2 0.1uF/10V 10K R1 3.3V PWM4 3 SCK MOSI P14 P16 1 2 TCK_F_SCK3 TDI_F_SI IO TDO_F_SO 5 4 IO 4 4 3 2 1 17 18 19 20 21 P1 5 CBU-3 GND T F_CSN1 15 16 Component_1 7 6 8 TP 4 2020/10/8 Sheet of C:\Users\..\CBU-4_V100-0806.SchDoc Drawn By: Number 7 UART2_TXD 6 UART2_RXD ADC GND 3V3 NP C1 TCK_F_SCK TMS_F_CSN TDI_F_SI TDO_F_SO 16 PWM5 U1 BK7231NQN32 15 P17 P16 P15 12 P14 13 11 14 10 P28 C3 9 10uF/6.
