Files
arduino/week4-1/week4-1.ino
2022-03-16 10:54:01 +08:00

18 lines
305 B
C++

const int LED[] = {11, 10, 9, 8, 7, 6, 5, 4};
void setup() {
for (int i = 0; i < 8; i++) {
pinMode(LED[i], OUTPUT);
digitalWrite(LED[i], HIGH);
}
}
void loop() {
static bool clk = 0;
for (int i = 0; i < 8; i++) {
digitalWrite(LED[i], i % 2 == clk);
}
delay(250);
clk = !clk;
}