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STM32F103C8T6+SIMCard+CP2102+SP7656+STM32 SIM908模块原理图+PCB作品文件分享。+ ~3 A3 l7 o: v% w
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用AD画的两层板,
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. @7 l9 h) L* T板子很简单,/ k3 u0 N* {7 p/ B" \
布局布线很清晰,% L9 S4 ]6 H/ k9 s7 b5 r
有需要的可以看看。
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' Y* z' g6 G3 D! J- ~' m% V层数:2层
# E7 \% e" @3 A) \) {& _4 T用途:SIM908模块
& Z$ C. {) K: [# W2 v: u, Fpcb作品截图如下:
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附件:
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Comment | Designator | Quantity | Footprint | 3V | BT1 | 1 | BT_SMD | Cap Semi | C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C13, C14, C18, C19, C20 | 15 | 0805 | Cap Pol3 | C11, C12, C15, C16 | 4 | CDVT6.3X5 | Cap Pol3 | C17 | 1 | CDVT5X5 | D Schottky | D1 | 1 | SMB | SMA | J1, J2 | 2 | SMA | Header4X1 | J3 | 1 | SIP4 | PWR2.5 | J4 | 1 | KLD-0202 | USBPORT | J5 | 1 | usbB | Header 10X2 | J6 | 1 | IDC2X10 | MicroSD/TF Card | J7 | 1 | MicroSD | LED3 | L1, L3, L5 | 3 | SMD _LED | Inductor | L2 | 1 | 0805 | Inductor_Power | L4 | 1 | D7H5 | LCD | P1 | 1 | HDR2X8 | TR_NPN | Q1, Q2 | 2 | SOT-23 | Res Semi | R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19 | 19 | 0805 | STM32F103C8T6 | U1 | 1 | LQFP48_N | SIM908 | U2 | 1 | SIM908 | SIMCard | U3 | 1 | SIM | CP2102 | U4 | 1 | MLP28 | SP7656 | U5 | 1 | HSOIC | REG1117-3.3 | U6 | 1 | ZZ311 | ADXL345 | U7 | 1 | WDIP-10 | 32.768K | Y1 | 1 | CRYSTAL - SMT |
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