F2837xD-controlCARD原理图

1.3F2837xcontrolCARDTexasInstrumentsDCABSIZE:SHEET:OFPAGENAME:TITLE:COMPANY:REV:81TITLEBDATE:10/2/2015213456DCBANOTES:1)USBDifferentialPairs-90Ohm(A)USB-DM&USB-DP(B)USB0_GPIO-42&USB0_GPIO-43(C)MCU_GPIO-42&MCU_GPIO-432)EMIF-ExternalMemoryInterfaceImpedanceMatchingfromJ1toU1(A)MCU_GPIO-39:41,MCU_GPIO-44:52,MCU_GPIO-86:94-Address[0:21](B)MCU_GPIO-85,MCU_GPIO-83:53-Data[0:31](C)MCU_GPIO-30-Clock3)ADCDifferentialPairImpedanceMatching(A)HSEC_ADCevenpinsshouldmatchwithHSEC_ADC+1pin(ieHSEC_ADC-C2shouldmatchwithHSEC_ADC-C3)(B)MCU_ADCevenpinsshouldmatchwithMCU_ADC+1pin(ieMCU_ADC-A0shouldmatchwithMCU_ADC-A1)(D)MCU_GPIO-37,31,29-Read/Write/ClkEnPins(E)MCU_GPIO-32,34,35,28-ChipSelectPins24-Oct-2013R1.0R1.1TI-BLR1.1TI-BLR1.005-Jun-2013DraftWHO:SCHREV:REVISIONRECORDNOTES:PCBREV:DATE:DraftDraftEditedSVScircuitry(U3,U4);Changedpowersupply(U14)resistorsChangedF28377D(U1)pinoutandconnectorpinout(J1)ChangedADCVREFHIcircuitry(U17,U13)andswitches(SW3,SW4)R1.1R1.1TI-BLR16:2K2to0R,R72:0R0to100K,R74:0R0to10KNetRename:HSEC_ADC-CAL0&CAL1toHSEC_ADCIN14&15U1:SwapVREFLOBandVREFLODtomatchdatasheetNetRename:MCU_ADC-CAL0&CAL1toMCU_ADCIN14&15U1:RenameADCINCAL0&CAL1toADCIN14&1509-May-2014ASSYAX1:MovetocrystalwithlowerESR17-Sept-2015TI-BLR1.3R1.3Shrankthexds100circuitry(theF28377DhasnoEMU0/EMU1)ChangedvoltagesupervisioncircuitryChangedUSBcircuitry:AddedanschottkydiodebetweenVDD_1V2andVDD_3V3toChangedADCdiodestoTPD4E001AddedanexternalconnectorR1.2-Better/saferinterfacetoUSB-VBUS-AddedTPD4S012ESDprotectiondiodes-Addedaresistorwhich,whenremoved,reducesthebuscapacitancebelowtheUSBspecChangedADCvoltagereferencecircuitryhelpensurethatVDD_3V3isVDD_1V2ReannotationofresistorsandcapacitorsDCABSIZE:SHEET:OFPAGENAME:TITLE:COMPANY:REV:82GPIO,CONNECTORBF2837xcontrolCARDTexasInstrumentsDATE:10/2/20151.3213456DCBAAligninto3x6headerNote:Use2mmpitchjumpersuSD/ExtConExtConOVWarnHSEC/ExtConExtConBootModePinsHSECHSECExtConGPIO-53toGPIO-68:C8GPIO0D8GPIO1A7GPIO2B7GPIO3C7GPIO4D7GPIO5A6GPIO6B6GPIO7G2GPIO8G3GPIO9B2GPIO10C1GPIO11C2GPIO12D1GPIO13D2GPIO14D3GPIO15E1GPIO16E2GPIO17E3GPIO18E4GPIO19F2GPIO20F3GPIO21J4GPIO22K4GPIO23K3GPIO24K2GPIO25K1GPIO26L1GPIO27V11GPIO28W11GPIO29T11GPIO30U11GPIO31U13GPIO32T13GPIO33U14GPIO34T14GPIO35V16GPIO36U16GPIO37T16GPIO38W17GPIO39V17GPIO40U17GPIO41D19GPIO42C19GPIO43K18GPIO44K19GPIO45E19GPIO46E18GPIO47R16GPIO48R17GPIO49R18GPIO50R19GPIO51P16GPIO52P17GPIO53P18GPIO54P19GPIO55N16GPIO56N18GPIO57N17GPIO58M16GPIO59M17GPIO60L16GPIO61J17GPIO62J16GPIO63L17GPIO64K16GPIO65K17GPIO66B19GPIO67C18GPIO68B18GPIO69A17GPIO70B17GPIO71B16GPIO72A16GPIO73C17GPIO74D16GPIO75C16GPIO76A15GPIO77B15GPIO78C15GPIO79D15GPIO80A14GPIO81B14GPIO82C14GPIO83A11GPIO84B11GPIO85C11GPIO86D11GPIO87C6GPIO88D6GPIO89A5GPIO90B5GPIO91A4GPIO92B4GPIO93A3GPIO94B3GPIO95C3GPIO96A2GPIO97F1GPIO98G1GPIO99H1GPIO100H2GPIO101H3GPIO102J1GPIO103J2GPIO104J3GPIO105L2GPIO106L3GPIO107L4GPIO108N2GPIO109M2GPIO110M4GPIO111M3GPIO112N4GPIO113N3GPIO114V12GPIO115W10GPIO116U12GPIO117T12GPIO118T15GPIO119U15GPIO120W16GPIO121T8GPIO122U8GPIO123V8GPIO124T9GPIO125U9GPIO126V9GPIO127U1-AMCU_F28379DZWT_337PINW9GPIO128T10GPIO129U10GPIO130V10GPIO131W18GPIO132G18GPIO133V18GPIO134U18GPIO135T17GPIO136T18GPIO137T19GPIO138N19GPIO139M19GPIO140M18GPIO141L19GPIO142F18GPIO143F17GPIO144E17GPIO145D18GPIO146D17GPIO147D14GPIO148A13GPIO149B13GPIO150C13GPIO151D13GPIO152A12GPIO153B12GPIO154C12GPIO155D12GPIO156B10GPIO157C10GPIO158D10GPIO159B9GPIO160C9GPIO161D9GPIO162A8GPIO163B8GPIO164C5GPIO165D5GPIO166C4GPIO167D4GPIO168U1-BMCU_F28379DZWT_337PIN1JTAG-EMU12JTAG-EMU03JTAG-TMS4JTAG-TRST5JTAG-TCK6JTAG-TDO7GND8JTAG-TDI9ADC10GND11ADC12ADC13NC14ADC15ADC-COMP+16NC17ADC18ADC19GND20ADC21ADC-COMP+22GND23ADC24ADC25ADC-COMP+26ADC27ADC28ADC29NC30ADC31ADC32NC33ADC34ADC35GND36ADC37ADC38GND39ADC40ADC41NC42ADC43NC44NC45VREFHI-EXT46GND47GND485V049PWM1A_GPIO-0050PWM3A_GPIO-0451PWM1B_GPIO-0152PWM3B_GPIO-0553PWM2A_GPIO-0254PWM4A_GPIO-0655PWM2B_GPIO-0356PWM4B_GPIO-0757PWM5A_GPIO-0858PWM7A-TZ1_GPIO-1259PWM5B_GPIO-0960PWM7B-TZ2_GPIO-1361PWM6A_GPIO-1062PWM8A-TZ3_GPIO-1463PWM6B_GPIO-1164PWM8B-TZ4_GPIO-1565GND66NC67SPISIMOA_GPIO-1668QEP1A_GPIO-2069SPISOMIA_GPIO-1770QEP1B_GPIO-2171SPICLKA_GPIO-1872QEP1S_GPIO-2273SPISTEA_GPIO-1974QEP1I_GPIO-2375ECAP1-SPISIMOB_GPIO-2476SCIRXA_GPIO-2877ECAP2-SPISOMIB_GPIO-2578SCITXA_GPIO-2979ECAP3-SPICLKB_GPIO-2680CANRXA_GPIO-3081ECAP4-SPISTEB_GPIO-2782CANTXA_GPIO-3183GND845V085I2CSDAA_GPIO-3286GPIO-3487I2CSCLA_GPIO-3388GPIO89GPIO90GPIO91GPIO92GPIO93GPIO94GPIO95GPIO96GPIO97GND985V099GPIO100QEP2A_GPIO101GPIO102QEP2B_GPIO103GPIO104QEP2S_GPIO105GPIO106QEP2I_GPIO107GPIO108GPIO109GPIO110GPIO111GND1125V0113RSV114RSV115RSV116RSV117RSV118RSV119RSV120DEVICE_RESET121GPIO122GPIO123GPIO124GPIO125GPIO126GPIO127GPIO128GPIO129GPIO130GPIO131GPIO132GPIO133GPIO134GPIO135GND136NC137GPIO138GPIO139GPIO140GPIO141GPIO142GPIO143GPIO144GPIO145GPIO146GPIO147GPIO148GPIO149GPIO150GPIO151GPIO152GPIO153GPIO154GPIO155GPIO156GPIO157GND1585V0159GPIO160GPIO161GPIO162GPIO163GPIO164GPIO165GPIO166GPIO167GPIO168GPIO169GPIO170GPIO171RSV172RSV173RSV174RSV175RSV176RSV177RSV178N