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原理图(File:STM32-QFP176-Schematic).pdf

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Schematic Prints of STM32-QFP176.SchDoc("Selected Document")
STM32-QFP176.SchDoc
1122334455667788DDCCBBAAPE21PE32PE43PE54PE65VBAT6PI87PC138PC149PC1510PI911PI1012PI1113VSS14VDD15PF016PF117PF218PF319PF420PF521VSS22VDD23PF624PF725PF826PF927PF1028PH029PH130NRST31PC032PC133PC234PC335VDDA36VSSA37VREF+38VDDA39PA040PA141PA242PH243PH344PH445PH546PA347BYPASS_REG48VDD49PA450PA551PA652PA753PC454PC555PB056PB157PB258PF1159PF1260VSS61VDD62PF1363PF1464PF1565PG066PG167PE768PE869PE970VSS71VDD72PE1073PE1174PE1275PE1376PE1477PE1578PB1079PB1180VCAP_181VDD82PH683PH784PH885PH986PH1087PH1188PH1289VSS90VDD91PB1292PB1393PB1494PB1595PD896PD997PD1098PD1199PD12100PD13101VSS102VDD103PD14104PD15105PG2106PG3107PG4108PG5109PG6110PG7111PG8112VSS113VDD114PC6115PC7116PC8117PC9118PA8119PA9120PA10121PA11122PA12123PA13124VCAP_2125VSS126VDD127PH13128PH14129PH15130PI0131PI1132PI2133PI3134VSS135VDD136PA14137PA15138PC10139PC11140PC12141PD0142PD1143PD2144PD3145PD4146PD5147VSS148VDD149PD6150PD7151PG9152PG10153PG11154PG12155PG13156PG14157VSS158VDD159PG15160PB3161PB4162PB5163PB6164PB7165BOOT0166PB8167PB9168PE0169PE1170PDR_ON171VDD172PI4173PI5174PI6175PI7176*1QFP176-ADP1234567891011121314151617181920212223242526272829303132333435363738394041424344P1Header 22X21234567891011121314151617181920212223242526272829303132333435363738394041424344P2Header 22X21234567891011121314151617181920212223242526272829303132333435363738394041424344P4Header 22X21234567891011121314151617181920212223242526272829303132333435363738394041424344P3Header 22X2PIN25PIN2PIN3PIN4PIN8PIN9PIN1PIN5PIN7PIN10PIN11PIN12PIN13PIN14PIN15PIN18PIN19PIN20PIN21PIN22PIN26PIN27PIN28PIN29PIN31PIN32PIN34PIN35PIN36PIN23PIN24PIN6PIN16PIN17PIN30PIN33PIN37PIN40PIN41PIN42PIN43PIN44PIN38PIN39PIN45PIN46PIN47PIN49PIN50PIN53PIN54PIN55PIN56PIN57PIN58PIN59PIN60PIN63PIN64PIN65PIN66PIN67PIN68PIN69PIN70PIN48PIN51PIN52PIN61PIN62PIN71PIN72PIN73PIN74PIN75PIN76PIN77PIN78PIN79PIN80PIN81PIN82PIN85PIN86PIN87PIN88PIN83PIN84PIN105PIN89PIN90PIN91PIN92PIN93PIN96PIN97PIN98PIN99PIN100PIN103PIN104PIN101PIN102PIN106PIN94PIN95PIN107PIN111PIN112PIN113PIN114PIN115PIN116PIN117PIN118PIN119PIN122PIN123PIN124PIN125PIN126PIN127PIN128PIN129PIN132PIN109PIN110PIN120PIN121PIN130PIN131PIN108PIN135PIN136PIN139PIN140PIN141PIN142PIN133PIN134PIN137PIN138PIN143PIN144PIN145PIN146PIN147PIN148PIN149PIN150PIN151PIN152PIN153PIN154PIN155PIN156PIN157PIN158PIN159PIN160PIN161PIN162PIN163PIN164PIN165PIN166PIN167PIN168PIN169PIN170PIN171PIN172PIN173PIN174PIN175PIN176PIN1PIN2PIN3PIN4PIN5PIN6PIN7PIN8PIN9PIN10PIN11PIN12PIN13PIN14PIN15PIN16PIN17PIN18PIN19PIN20PIN21PIN22PIN23PIN24PIN25PIN26PIN27PIN28PIN29PIN30PIN31PIN32PIN33PIN34PIN35PIN36PIN37PIN38PIN39PIN40PIN41PIN42PIN43PIN44PIN45PIN46PIN47PIN48PIN49PIN50PIN51PIN52PIN53PIN54PIN55PIN56PIN57PIN58PIN59PIN60PIN61PIN62PIN63PIN64PIN65PIN66PIN67PIN68PIN69PIN70PIN71PIN72PIN73PIN74PIN75PIN76PIN77PIN78PIN79PIN80PIN81PIN82PIN83PIN84PIN85PIN86PIN87PIN88PIN89PIN90PIN91PIN92PIN93PIN94PIN95PIN96PIN97PIN98PIN99PIN100PIN101PIN102PIN103PIN104PIN105PIN106PIN107PIN108PIN109PIN110PIN111PIN112PIN113PIN114PIN115PIN116PIN117PIN118PIN119PIN120PIN121PIN122PIN123PIN124PIN125PIN126PIN127PIN128PIN129PIN130PIN131PIN132PIN133PIN134PIN135PIN136PIN137PIN138PIN139PIN140PIN141PIN142PIN143PIN144PIN145PIN146PIN147PIN148PIN149PIN150PIN151PIN152PIN153PIN154PIN155PIN156PIN157PIN158PIN159PIN160PIN161PIN162PIN163PIN164PIN165PIN166PIN167PIN168PIN169PIN170PIN171PIN172PIN173PIN174PIN175PIN176PIN6PIN15PIN23PIN36PIN49PIN62PIN72PIN82PIN91PIN103PIN114PIN127PIN136PIN149PIN159PIN172GND3.3VPIN14PIN22PIN37PIN39PIN38PIN61PIN71PIN90PIN102PIN113PIN126PIN135PIN148PIN158PIN171VBATVREF+PDR_ONPIN48BYPASSScrew hole123BOOT1123BOOT2GNDGNDPIN1663.3V3.3VBOOT3BOOT4PIN58XTAL16pFXTAL26pFGNDOSC32_INOSC32_OUTPIN10PIN932.768KXTAL.C120pFXTAL.C220pFGNDPIN29PIN30OSC_INOSC_OUT12Y18MHz1234567891011121314151617181920JTAG.P120PIN_JTAG3.3VGNDNJRSTJTDIJTMSJTCKJTDORESETPIN162PIN138PIN124PIN137PIN161PIN31G1Vo2Vi3PWR.U1LD1117V1G2Power1PWR.C3104PWR.C41043.3V5VPWR.C110uFPWR.C210uFGNDPOWER5V12PWR.J15VGNDD13.3VGNDR11KRESETPA14PA13PA15PB3PB41234P5Header 41234P6Header 4GND3.3VRXTXGND3.3VRXTXUSART1PIN121PIN120PIN121PIN120USERLED2USERLED1USERLED.R21KUSERLED.R11K12LED.P2Header 212LED.P1Header 2GNDPIN169PIN170VDDVSSVDDVSSVDDAVSSAVDDAVSSVDDVSSVDDVSSVDDVSSVDDVSSVDDVSSVDDVSSVDDVDDVDDVDDVSSVSSVDDVDDaveshareWCOMP.C32.2uFCOMP.C22.2uFPIN81PIN125GNDGND
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