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1122334455667788DDCCBBAATitleNumberRevisionSizeA3Date:2012/5/27SheetofFile:H:\3、PCB设计资料\HJ-2G\HJ-2GV3.SchDocDrawnBy:1234567891011121314151617181920P5CON201234567891011121314151617181920P4CON20PB0(T0)1PB1(T1)2PB23PB34PB45PB56PB67PB78RST9VCC10GND11X212X113PD014PD115PD216PD317PD418PD519PD620PD721PC022PC123PC224PC325PC426PC527PC628PC729AVCC30AGND31AREF32PA733PA634PA535PA436PA337PA238PA139PA040U1ATmega16PB0PB1PB2PB3PB4PB5PB6PB7MOSIPA0PA1PA2PA3PA4PA5PA6PA7PC0PC1PC2PC3PC4PC5PC6PC7PD0PD1PD2PD3PD4PD5PD6PD7X1X2VCCVCCGNDGNDGNDGNDMISOCLKRXDTXDINT0INT1AREFTDITDOTMSTCKSDASCLGND1DQ2VCC318B20R1210KVCC123J1C410uC11104S1751S18AVRR210KR110KGNDVCCVCCRSTRSTP15VCCNCGNDRSTGNDP17GNDP16GNDISPMOSIMISOCLKRSTGNDVCCC122PC222P12M1-24MX2X1C1+1C1-3C2-5C2+4T1in11T2in10R1out12R2out9V+2V-6T1out14T2out7R1in13R2in8GND15VCC16MAX232123456789COMRXDTXDC6104C8104C5104C7104GNDVCC987654321RP11KL0L1L2L3L4L5L6L7PB0PB1PB2PB3PB4PB5PB6PB7W110KRSRWRDW210K12345678910111213141516LCD_1602GNDGNDVCCRSRDGNDGNDRWPB0PB1PB2PB3PB4PB5PB6PB7PB0PB1PB2PB3PB4PB5PB6PB7S1S5S2S6S9S10S13S14S3S4S7S8S11S12S15S16PD0PD1PD2PD3PD4PD5PD6PD7VCC21OSC12OSC23VSS4RST5I/O6CLK7VCC181302Y232.768KR710KVCCGND12BT1R510KR610KPB7PB5PC71231838IR1838VCCINT0OC1C111D22D33D44D55D66D77D88D91Q192Q183Q174Q165Q156Q147Q138Q1220201010573-1ABCDEFGHPB0PB1PB2PB3PB4PB5PB6PB7PC2GNDPC4VCCPC3NCVCCNCPC5GNDJTAGTCKTDOTMSTDIVCCVCCGNDRST123456PS/2VCCGNDADC0INT0VCC1DIN2DOUT3GND4USBC310uC10104VCCD+D-VDD5L12R41KADC0ADC1ADC2ADC3ADC4ADC5ADC6ADC7PA5GNDGNDVCC国制标准JTAG接口国制标准ISP接口单片机晶振温度传感器红外接收模块串口通信模块LED流水灯模块LCD1602液晶模块LCD12864显示慧净专利设计模块6位共阴数码管模块PS/2键盘DS1302时钟模块AVR单片机最小系统AVR/51复位模块4X4矩阵键盘独立键盘电源供电系统HJ-2GAVRV8.0电源指示灯AD转接调节AVR单片机复位51单片机复位1-251复位2-3AVR复位3V电池可以更换的晶振接口ATmega16AVR单片机STC/AT89S52单片机（加转接板）慧净独家防接反专利设计慧净独家专利防接反设计USB电源输入电源开关GNDGNDVCCC12104C13104慧净电子：慧净助学、学习简单、独立模块、功能强大、价格合理HJ-2GAVR单片机开发板-慧净电子研究室研制