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STM32F103C8T6+SIMCard+CP2102+SP7656+STM32 SIM908模块原理图+PCB作品文件分享。! ?+ P" {+ I. W* P5 P
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3 \- S! g; Y% G% v$ U2 f, p用AD画的两层板,) _4 S( R) j3 H
STM32 SIM908模块,
7 l- ] S8 L" w板子很简单,5 @, W/ w8 {( i9 G+ Q1 e
布局布线很清晰,
' V6 Z7 F/ x$ z有需要的可以看看。
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层数:2层) b! @8 o5 `2 G; ^ J
用途:SIM908模块
0 s5 b7 @ i! t" O/ Apcb作品截图如下:# g( M; ^; _, p9 g: o; n
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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 | 4 V3 S% J# W, X( [7 d2 ~
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