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STM32L15xCx+BLUENRG+LIS3DH+AAP2154+ST官方智能腕带原理图+PCB作品文件分享。' _7 b0 Z$ h$ ]
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用AD画的两层板,板子很简单,有需要的可以看看。" K/ q. f" l" R7 O) b
层数:2层! |5 Q# O* V5 [
用途:智能腕带* P6 j4 J9 n0 ]+ {/ N
PCB作品截图如下:. w, { g. w' H8 n8 @
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BOM:
/ D+ z6 C: }6 pComment | Designator | Quantity | Footprint | 100nF | C1, C18, C20 | 3 | C0402 | 15pF | C2, C3, C22, C23, C24, C25 | 6 | C0402 | 0.1uF | C4, C5, C7, C8, C10, C12, C13, C14, C32, C33, C34 | 11 | C0402 | 1uF | C9, C11, C17 | 3 | C0402 | 150nF | C15 | 1 | C0402 | 100pF | C16, C21 | 2 | C0402 | 1.5pF | C26 | 1 | C0402 | 56pF | C27, C31 | 2 | C0402 | 0.8pF | C28 | 1 | C0402 | 1pF | C29, C30 | 2 | C0402 | Antenna | E1 | 1 | AN3216 | 1.2nH | L1 | 1 | L0402 | 1 nH | L2 | 1 | L0402 | 2.7nH | L3 | 1 | L0402 | RED | LED1, LED2 | 2 | D0805 | Li-ion | Li-ion | 1 | Li-ion 1.27 Hole | 100K | R1 | 1 | R0402 | 10M | R2 | 1 | R0402 | 1K | R3 | 1 | R0402 | 0R | R4, R5, R6 | 3 | R0402 | 10K | R7 | 1 | R0402 | 47K | R8 | 1 | R0402 | SW-PB | S1 | 1 | L0402 | STM32L15xCx | U1 | 1 | QFN50P700X700-48W6L | BLUENRG | U2 | 1 | QFN50P500X500-32W6L | STLQ015xx | U3 | 1 | SOT666 | AAP2154/LTC4054 | U5 | 1 | SOT-23-5 | LIS3DH | U6 | 1 | LIS3DH | micro USB(5P) | USB | 1 | microUSB-5P | 32 KHz / 27 MHz | Y1 | 1 | X3215 | XTAL-P-4P 16M | Y2 | 1 | X3225 | 32 KHz | Y3 | 1 | X3215 | " \4 u9 w0 K: n
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