arduino-uno电路原理图

123456ABCD654321DCBA集成usb转串口芯片CH340+5V1234USB1USBJACKC1470uFD-D+J1DCPORTF1500mAC922pC1022pY112MHzC80.01uFNOS#20CKO1ACT#2V35UD+6UD-7GND8TXD3NC.17RXD4RTS#16DTR#15RI#13DSR#12CTS#11XO10XI9VCC19R23218DCD#14U3CH340TD+D-R21KR31KC70.1uFR410K+5VR11KLED1REDS1SW-PBY216MC1122PC1222PR51MC140.1uF+5VVIVOADJNCU1ASM1117-5C20.1uF+5VC447uF/10VC61uF/10VD1IN400712345678910IDC1CON5X2ATISPMOSIRESETSCKMISOGNDAT标准下载接口RESET1PD0(RXD)2PD1(TXD)3PD2(INT0)4PD3(INT1)5PD4(T0)6PD5(T1)11VCC7GND8XTAL19XTAL210PD6(AIN0)12PD7(AIN1)13PB0(ICP)14PB1(OC1)15PB2(SS)16PB3(MOSI)17PB4(MISO)18PB5(SCK)19AVCC20AREF21AGND22PC0(ADC0)23PC1(ADC1)24PC2(ADC2)25PC3(ADC3)26PC4(ADC4)27PC5(ADC5)28U4ATmega8A+5VC130.1uFAREF123456J4CON612345678J5CON812345678910J3CON8GNDAREFSDASDASCLSCLAD0AD1AD2AD3AD4AD5IO0IO1IO2IO3IO4IO5IO6IO7IO8IO9IO10IO11IO12IO13+5VSSMOSIMISOSCK123456J2CON3X2MISOSCKRESETRESETMOSI+5VM8RXDM8TXD12345678J6CON8RESET+5V3V3VINVIN3V3VSS1OUT2IN3U2622KC30.1uFR61KLED2REDS2SW-PBS3SW-PBR710K+5V12J7CON2KEY_LKEY_H