AT89S52电路原理图

112233445566DDCCBBAATitleNumberRevisionSizeA3Date:2012/4/21SheetofFile:E:\教学\..\Sheet2.SchDocDrawnBy:EA/VPP31XTAL119XTAL218RST9P3.7(RD)17P3.6(WR)16P3.2(INT0)12P3.3(INT1)13P3.4(T0)14P3.5(T1)15P1.01P1.12P1.23P1.34P1.45P1.5(MOSI)6P1.6(MISO)7P1.7(SCK)8(AD0)P0.039(AD1)P0.138(AD2)P0.237(AD3)P0.336(AD4)P0.435(AD5)P0.534(AD6)P0.633(AD7)P0.732(A8)P2.021(A9)P2.122(A10)P2.223(A11)P2.324(A12)P2.425(A13)P2.526(A14)P2.627(A15)P2.728PSEN29ALE/PROG30(TXD)P3.111(RXD)P3.010GND20VCC40U1AT89S52VCCXTAL1XTAL2VCCGNDRESETP15P16P17P10P11P12P13P14VCCVCCP00P01P02P03P04P05P06P07P20P21P22P23P24P25P26P27P30P31P32P33P34P35P36P37S0C230pFVCCR12KC330pF12Y111.0592MHzC110uFXTAL1XTAL2RESETALEPSEN12345678PORT0P012345678PORT1P112345678PORT2P212345678PORT3P312345678PORT4VCC12345678PORT5GNDP00P01P02P03P04P05P06P07P10P11P12P13P14P15P16P17P20P21P22P23P24P25P26P27P30P31P32P33P34P35P36P37VCCVCCVCCVCCVCCVCCVCCVCCGNDGNDGNDGNDGNDGNDGNDGNDR24.7KDS1VCCC4220uF12345POWER112PORT6CBALEPSEN12POWER0VCCGNDCOM1R12R23R34R45R56R67R78R89R34.7K*8COM1R12R23R34R45R56R67R78R89R44.7K*8P17RESETP15P1612345678910PORT_ISPDownloadVCCCS1RD2WR3INTR5DB711DB612DB513DB414DB315DB216DB117DB018VCC20IN+6IN-7AGND8REF/29DGND10CLKIN4CLKOUT19U2ADC0804INR810KVCCVCCR91KR601KR6200R7200C5150pFCLKOUTCLKINREFCLKOUTCLKINREF123J1IN+ININ+IN+EXTIN+INVCCIN+12AD_IN0INAD-IN012AD_PAD_PVCCR54.7KDS2AD-D012345678AD_DBAD_DBAD-D01234AD_CBAD_CBAD-CSAD-CSAD-RDAD-RDAD-WRAD-WRAD-INTAD-INTX62X41X3X74VCC16X55EN6X013VEE7GND8X312C9B10A11X215X114U3CD4051BCMVCCAD-ENAD-AAD-BAD-CAD-IN0AD-IN1AD-IN2AD-IN3AD-D1AD-D2AD-D3AD-D4AD-D5AD-D6AD-D7AD-D1AD-D2AD-D3AD-D4AD-D5AD-D6AD-D7IN+EXT12AD_IN1IN12AD_IN2IN12AD_IN3INAD-IN1AD-IN2AD-IN31234AD_ABAD_CBAD-ENAD-AAD-BAD-CZ15.1VZ25.1VZ35.1VZ45.1VC6104VCCC7104VCCVREF8RFB9GND10IOUT111IOUT212DI713DI614DI515DI416DI07CS1WR12GND3DI34DI25DI16XFER17WR218ILE19VDD20U4DAC0832LCN23184AU5ATL082IN84567BU5BTL082INDA-D0DA-D1DA-D2DA-D3DA-D4DA-D5DA-D6DA-D7DA-CSDA-WR1DA-WR2DA-XFERVCC+15-15R1110KR1220KR1310K12DA-OUT212345678DA-DBDA-DBDA-D0DA-D1DA-D2DA-D3DA-D4DA-D5DA-D6DA-D71234DA-CBDA-CBDA-CSDA-WR1DA-WR2DA-XFER12DA_PDA_PVCCR104.7KDS3123DA+-15DA+-15+15-15GNDC8104VCC12DA-OUT1R20R21R14R15R16R17R18R19G0G1G2G3G4G5G6G7S1C910uFC10150pFVCCG0G1G2G3G4G5G6G7200*8a11b7c4d2e1f10g5dp3com112com29com38com46LED-01LG3641a11b7c4d2e1f10g5dp3com112com29com38com46LED-02LG3641R232KR242KG0G1G2G3G4G5G6G7S2S3S4S5S6S7S8S9S10S11S12S13S14S15S16G0G1G2G3G4G5G6G7G0G1G2G3G4G5G6G7VCC23GND9RST12CLK10CLK011RST13ADJ14RSTI28DIN26DCLK27LOAD25DOUT24SEG015SEG116SEG217SEG318SEG419SEG520SEG621SEG722DIG08DIG17DIG26DIG35DIG44DIG53DIG62DIG71U6CH451S12DISP_PDISP_PVCCR224.7KDS41234DISP-CBDISP-CBDISP-DINDISP-DCLKDISP-DOUTDISP-LOADDISP-DINDISP-DCLKDISP-LOADDISP-DOUT12345678161514131211109S17SWDIP-8COM1R12R23R34R45R56R67R78R89R264.7K*812KEY_PKEY_PVCCR254.7KDS5VCC12345678KEY-OUTKEY-OUTGNDR271KR281KVCCVCCGND1VCC2V03RS4R/W5E6DB07DB18DB29DB310DB411DB512DB613DB714LVCC15LGND16LCD1LCD1602LCD_DB0LCD_ELCD_RSLCD_RWBG12LCD_PLCD_P12345678LCD_DBLCD_DB1234LCD_CB1LCD_CB_1602VCCLCD_RSLCD_RWLCD_ER294.7KDS6LCD_DB1LCD_DB2LCD_DB3LCD_DB4LCD_DB5LCD_DB6LCD_DB7LCD_DB0LCD_DB1LCD_DB2LCD_DB3LCD_DB4LCD_DB5LCD_DB6LCD_DB7321Q18050-TBG-CTLBG-CTLVCCLED0LED1LED2LED3LED4LED5LED6LED712LED_PLED_PVCCR304.7KDS7R314.7KR324.7KR334.7KR344.7KR354.7KR364.7KR374.7KR384.7K12345678LED-CBLED-CBREL1RelayREL2Relay321Q28050-T321Q38050-TD11N4148D21N4148VCCVCCRELAY-CTL1RELAY-CTL2REL1-COMREL2-COMREL1-OREL1-IREL2-IREL2-O12RSL1-O12RSL1-I12RSL2-O12RSL2-IREL1-COMREL1-COMREL2-COMREL2-COMREL1-OREL1-IREL2-IREL2-O12RELAY_PRELAY_PVCCR394.7KDS812RELAY-CTLRELAY-CTLRELAY-CTL1RELAY-CTL2R411KR431KR401KR421KR1IN13R2IN8T1IN11T2IN10GND15V+2V-6VCC16R1OUT12R2OUT9T1OUT14T2OUT7C1+1C1-3C2+4C2-5U7MAX232R451KR461KTXRXVCC123SCI_PCSCI_PC1234SCI_MCUSCI_MCUVCCRXTXR444.7KDS9C1110uC1210uC1310uC1510uC1410u123TEP_PTEP_PVCCR484.7KDS10123TEMP0DS18B20VCCR474.7KTEMPTEMP12TIME_PTIME_PVCCR494.7KDS11X12X23VCC21GND4RST5I/O6SCLK7VCC18U8DS1302SC166pFC176pF12Y232.768KHzVCC123TIME-CBTIME-CBTIME-SCLKTIME-SCLKTIME-RSTTIME-RSTTIME-SDIOTIME-SDIOC18104VCC81432U9ATL082CP84756U9BTL082CP84756U10BTL082CP12AngIn1Header2R501K12Sig_PSig_PVCCR594.7KDS12123Sig+-15Sig+-15+15-15GND+15-15R52100KR541K12AngOut1Header212J2R55100K12AngOut2Header2+15-15R57100K12J3R53200R5620081432U10ATL082CP12AngOut3Header212AngIn2Header2R581KCPU单元-AT89S52A/D转换单元字符液晶单元拨码开关单元数码管/键盘单元信号转换单元继电器控制单元指示灯单元RS-232单元时钟单元D/A转换单元20110728单片机开发板数字温度检测单元