Giúp em viết chương trình tạo sóng tam giác với tần số 1Khz bằng VDK 8051,
Xin cam on!
Xin cam on!
counter = 0; port = 0; flag = 0; if (flag == 0) if (counter < 256) counter = counter + 1 ; port = counter; Delay; else flag = 1; end; else if (counter > 0) counter = counter -1; port = counter; Delay; else flag = 0; end; end;
counter = 0; port = 0; flag = 0; if (flag == 0) if (counter < 256) counter = counter + 1 ; port = counter; Delay; else flag = 1; end; else if (counter > 0) counter = counter -1; port = counter; Delay; else flag = 0; end; end;
counter = 0; port = 0; flag = 0; if (flag == 0) if (counter < 256) counter = counter + 1 ; port = counter; Delay; else flag = 1; end; else if (counter > 0) counter = counter -1; port = counter; Delay; else flag = 0; end; end;
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