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123456VCC61跳帽选通信号端U1C4电源通断跳帽USB供电20.1uCCVJUMPCVCCVCCD11V141SW1J10DT1IT1O12136VCCINR1OR1I1J32C9C10R3JUMP2P311077470u/16V0.1u390T2IT2O3P30983R2OR2I448JUMPC2+1TC2324C1+J4C59USBJACKC350.1u5LED9DC2-8个独立LED方便实验0.1u3N6REDC1-GCGLED1DB9电源扩展插针J2C6J5J7J80.1u15551WHITE244333LED242251VCC16串口通讯以及电平转换电源指示灯CON5CON5WHITE78LED3CON8U2DIP40HCYELLOWJ9VCCJ11CRESETP10LED411401SCLP11P00RP2VCC22392SDAP12P0111333383P13P022P0044374YELLOWJ6P14P033P0155365VCCVCCMOSIP15P044P02LED5266356MISOP16P055P0377347CON3SCKP17P066P0488338S1C7R2RESETP077P0599329GREEN10u10KP30EA8P0610103110P319P07LED611113011P32VCC12122912P33P271313281310KRP1P34P26141427141GREENC8S2P35P25151526152R110uP36P24LED716162516310KP37P23J12171724174X1P22181823182VCC5X2P211919221916REDP20EA202021207LED8CON289CON20CON20EAB可选择低电平复位或者高电平复位B330RED40脚锁紧插座以及扩展排针20脚芯片锁紧插座以及扩展排针X1J14U3VCCJ15Y1S3J13RESET1201VPP/RSTVCC1X2P3021912RXD/P30P172SW-PBP3131823TXD/P31P1630~24MX24174X2P154C1C2S4CON2X15165X1P14530P30P6156INT0/P32P136SW-PB7147INT1/P33P1278138T0/P34AIN1/P118A2A3A4A59129T1/P35AIN0/P109101110GNDP3710可以更换晶振AAAA2个独立按键CON10DIP20CON10AATitleSizeNumberRevisionBDate:11-Dec-2009SheetofFile:F:\hardware\电路\51最小统板\51最小系统板D.dradbwnBy:123456
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