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1、123456ABCD654321DCBATitleNumberRevisionSizeCDate:17- Sep- 2008Sheet of File:E:单片机1实用电路图51板子电路我的开发板（V2.0)51MCU V2.0(完整).DDBDrawn By:EA/VP31X119X218RESET9RD17WR16INT012INT113T014T115P101P112P123P134P145P156P167P178P0039P0138P0237P0336P0435P0534P0633P0732P2021P2122P2223P2324P2425P2526P2627P2728PSEN29AL
2、E/P30TXD11RXD10U1C3 22pC2 22pP10 P11 P12 P13 P14 P15 P16 P17P33 P32P35 P34P37P20 P21 P22 P23 P24 P25 P26 P27RXD TXDR110KD94001S19ALEY1 12MVCCC110uFVCCVCC D1D6D3D7D8D5D2D4R2 470R3 470R4 470R5 470R6 470R7 470R8 470R9 470P00P01P02P03P04P05P06P07R27 470R28 470R29 470R30 470R31 470R32 470R33 470R34 470Q1
3、 9012Q2 9012Q3 9012Q4 9012Q6 9012R43 1KR44 1KR45 1KP24P23P22S7S11S15S8S12S16S9S13S17S10S14S18Q10 8550R531KP37SP1D144001R521K1325DT1P36FLA2FLB2FLA2FLB2Q9 9012A01A12A23GND4SDA5SCL6WP7VCC8U6AT24C02P14 P15VCC+5V3Vin1GND2U77805C17104C21104C19100uFC20100uFJ19D13R511KD104007VCC1 2J23P17P16P15P14P13P12P111
4、2 3 4 5 6 7 8 9 10 11 12 13 14 15 16J241602P10P22P21P20VCC21X12X23GND4RST5IO6SCK7VCC18U10DS1302Y432.768HzVCCBT11 2 3IR1P17VCCR39 4.7KVCCP07P06P05P04P03P02P01P00P27 P26 P25 P24 P23 P22 P21 P20P37P36P35P34P33P32TXDRXDP17P16P15P14P13P12P11P101 2 3 4 5 6 7 8J171 2 3 4 5 6 7 8J151 2 3 4 5 6 7 8J14RST P17
5、 P16P15VCC12 34 56 78 9 10J12R481KD121. MCU最小系统模块10. LED模块9. 数码管模块12. 3*4键盘和独立键盘(含手动中断和计数脉冲)模块C1+1C1-3C2+4C2-5T1IN11T2IN10R1OUT12R2OUT9VS+2VS-6T1OUT14T2OUT7R1IN13R2IN8U9MAX232TXDRXD3. 串行通信模块19. IIC总线读写EEPROM23. 温度测量模块16. 三种LCD接口24. 实时时钟模块7. 蜂鸣器模块6.继电器模块21. 电源模块5. 红外发射与接收头模块 22. I/O扩展口15. ISP下载口P34P3
6、2 P33VCCVCCGND1DQ2VCC3J27 DS18B20VCCR574.7KP351 2 3 4 5 6 7 8 9RP110KVCCP00 P01 P02 P03 P04 P05 P06 P07abfcgdedpabfcgdedpabfcgdedpabfcgdedpcom16com28com39com412a11b7c4d2e1f10g5dp3DPY1abfcgdedpabfcgdedpabfcgdedpabfcgdedpcom16com28com39com412a11b7c4d2e1f10g5dp3DPY2P00P01P02P03P04P05P06P07P27P26R40 1KR
7、41 1KQ7 9012Q8 9012R46 1KR47 1KP21P20123J1LED8LED8S6S3P10P11P12P13P14P15P16VCCCIN11COUT9COUT10RST12Q47Q55Q64Q76Q814Q913Q1015Q121Q132Q143VCC16GND8U5MC40601 6 2 7 3 8 4 9 5DB1Female1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18J2512232R42 1KP25VCCVCCP10 P11 P12 P13 P14 P15 P16 P17P20 P21 P22 P23 P241 2
8、3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20J2612864P10 P11 P12 P13 P14 P15 P16 P17P20 P21 P22P23 P2413. 方波信号源和分频模块Q5 9012VCC1 2 3 4 5 6 7 8 9 10J8Y3 4MR35 1KC922pF C1022pFPSEN1 2J11P36R36 4.7KR37 4.7KVCCS1S4C4 104R21 10KR20 10KC6104 R23 10KR2210KC5 104R261kD1D2D1 D2C16 104C1810uFVCCVCC2303_RXD230
9、3_TXDVCCY2 12MC722pFC822pFP03P14P25P36Q014Q113Q212Q311TC15CEP7CET10CLK2PE9MR1U474LS161VCCVCC1 2 3 4 5J71 2 3 4 5J6VCC1 2 3 4 5 6123456J13R494.7KR504.7KVCCP33P34TXD1DTR_N2RTS_N3VDD_2324RXD5RL_N6GND7VDD8DSR_N9DCD_N10CTS_N11SHTD_N12EE_CLK13EE_DATA14DP15DM16VDD_3V317GND_3V318RESET19VDD20GND21TRI_STATE22
10、LD_MODE23VDD_PLL24GND_PLL25PLL_TEST26OSC127OSC228U3PL2303HXVCCC151042. USB转串口模块1 2 3 4 5 6 7 8J1614. PS2键盘/鼠标接口DI1SCK2CS3DO4AGND5REF6OUT7VCC8U12TLC5615VCCC22 10411. D/A转换模块P37 P36 P35OUTOUTR54 4.7KR55 4.7K1 2J22A01A12A23A34A45A56A67A78A89GND10A911A1012REF-13REF+14CS15DOUT16ADIN17I/CLOCK18EOC19VCC20U
11、2TLC1543VCCVCCVCCVCCP13P14P15P1618. A/D转换模块CS1CLK2DI3DO4GND5ORG6NC7VCC8U893C46VCCP10 P11 P12 P13R16 VCC1543_A21543_A2S2S51 2 3 4 5 6J181 2 3 4 5 6J2017. 光强检测模块20. SPI总线读写EEPROMC12104C11104C13104C14 104R2418R25 18V0V0D11R38470VCCP361 24 3S201 2J4P32P33P34P35P36P37+- D1 D2USBU111234J31234J21D15R101K1
12、2J5R5610KR1710KR18 10KR19470KR51R72C23C34R85C56R67R38R19C410C611R412C113R214C715C816U14OC1C111D22D33D44D55D66D77D88D91Q192Q183Q174Q165Q156Q147Q138Q12U1374HC573P00 P01 P02 P03 P04 P05 P06 P07C1 C2 C3 C4 C5 C6 C7 C8C1C2 C3C4C5C6C7 C81 2 3J2VCCVCCR11 100R12100R13 100R14100R59100R58100R15100R60100P20P21P22P23P24P25P26P278. 8*8点阵管1 2J10VCC1 2J9P25R66 10kR65 10kR64 10kR62 10kR63 10kR61 10k1 2 3 4J28213564S22RSTGNDVCCGNDGNDVCCVCCGND GND VCC GND VCC VCC GNDGNDGNDVCC2303_RXD 2303_TXDRXD TXD1 2J3012J29P17
