...频率 j=b*i/100; } if(Read_key()==2) { while(Read_key()==2); j=j+10; //调占空比 } if(Read_key()==3) { while(Read_key()==3); j=j-10; //调占空比 } b=j*100/i; // 占空比 Write_DATA(0x00, LED_CODE[(int)b/10]); Write_DATA(0x02, LED_CODE[(int)b%10]|0x80); Write_DATA(0x04, LED_CODE[(int)(b*10)%1...

时间:2025-04-14 14:48栏目:行业资料