123456785VA5V5VP10P1110uFJ34321VCCU11234567891011121314151617181920P1.0VCCP1.1P0.0P1.2P0.1P1.3P0.2P1.4P0.3P1.5P0.4P1.6P0.5P1.7P0.6RSTP0.7(RXD)P3.0EA/VPP(TXD)P3.1ALE/PROG(INT0)P3.2PSEN(INT1)P3.3P2.7(T0)P3.4P2.6(T1)P3.5P2.5(WR)P3.6P2.4(RD)P3.7P2.3XTAL2P2.2XTAL1P2.1GNDP2.0U140393837363534333231302928272625242322215VRP1R25VR320012cesu10KGNDU310k34C1104GND5VR410K104C32R12kAD1U2Alm393_T15VJ15VJ2S1C24P00P01P02P03P04P05P06P078测速模块by13P32P32P331234P32P33123410KR5P32P33RSRWENGNDGND5VGNDP27P26IN1IN2IN3IN4PWMAPWMBGND5VR75VR820012cesuGNDU410k34C6104C4C520p20pY112M测速接口5V5VP1P2R62k测速模块65U2Blm393_T7D2GND单片机最小系统P33P10123Header 3P11123Header 3BBby1GNDGND12VJ4U75710126118IN1IN2IN3IN4INAINBGNDL298VCCVCOUT1OUT2OUT3OUT4IS INAIS ISB94231314115D8D9D10D11215v5v5VCGNDGNDGNDR1120012GK178GNDU6R10410K3GND5vR1210Kby2C71045vGNDJ8SW11323164GND2sw-灰色78xx21512VVR1GNDVinVout35VC8470uFC9CAP103D13LEDR17R152K2GNDGNDDGK1783GND52001U8410KR145V5vR132K4R9GNDD3LEDJ7D4D5D6D7125VGNDIN1IN2IN3IN4PWMAPWMB5VJ55VJ6P26P271234P26P271234GND循迹模块232K8U5Alm3931循迹头接口P26C电机驱动模块GNDLCD1LCD1602VOR162KD12LED67U5Blm393P27GNDGND5v5vVORSRWENP00P01P02P03P04P05P06P07Power循迹模块by212345678910111213141516GND电源模块TitleSizeA3Date:File:1234562020/10/15Sheet ofF:\\MySheji6\\..\\自动往返小车电路图.SchDocDrawn By:78NumberRevisionGNDVCCVORSRWEDB0DB1DB2DB3DB4DB5DB6DB7BG/VCCBG/GND液晶显示模块D
基于51单片机自动往返小车电路图
