1、PA0/ADC040 PA1/ADC139 PA2/ADC238PA3/ADC337 PA4/ADC436 PA5/ADC535PA6/ADC634PB0/XCK/T01 PB1/T12 PB2/INT2/AIN03PB3/OC0/AIN14 PB4/S5 PB5/MOSI6PB6/MISO7 PB7/SCK8PA7/ADC73RESET9 XTAL113XTAL212PC0/SCL 2PC1/SDA23PC2/TCK24PC3/TMS25PC4/TDO26PC5/TDI 27PC6/TOSC1 28PC7/TOSC2 29PD0/RXD14PD1/TXD15PD2/INT0 16PD3/IN
2、T1 17PD4/OC1B18PD5/OC1A19PD6/ICP20PD7/OC2 21AVC 30AREF 32U1ATMEGA16RV110kR15kR25k+5V模拟比较器#include #include #include char a,flag;void delay(int n)int i,j;for(i=0;in;i+)for(j=0;jn;j+);void comp(void) / if (ACSR /ACOelse a=0;delay(20); int main(void)lcd_init();DDRC=0XFF;DDRD=0XFF;DDRA=0XFF;DDRB=0X00;PORTB=0x00; /ACSR=0X00;SEI(); while (1)comp();/wr_comd(0x80);wr_data(0x30+flag);wr_comd(0x8A);if(a)wr_data(0x48);else wr_data(0x4c);
