Created
February 15, 2012 01:56
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あれの〄のあれ
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// 点灯時間 | |
const int msec = 1; | |
const int num = 8; | |
const int row[num] = {11, 12, 14, 15, 16, 17, 18, 19}; | |
const int col[num] = {2, 3, 4, 5, 6, 7, 8, 9}; | |
void setup() { | |
for (int i = 0; i < num; i++) | |
pinMode(row[i], OUTPUT); // 行側のピンの初期化 | |
for (int i = 0; i < num; i++) | |
pinMode(col[i], OUTPUT); // 列側のピンの初期化 | |
} | |
void loop() { | |
for (int i = 0; i < num; i++) { | |
digitalWrite(col[i], HIGH); // 各行を HIGH に | |
for (int j = 0; j < num; j++) { | |
digitalWrite(row[j], LOW); // 各列を LOW に(点灯させる) | |
delay(msec); // 点灯時間だけ待つ | |
} | |
digitalWrite(col[i], LOW); // 各行を LOW に | |
} | |
for (int i = num-1; i >= 0; i--) { | |
digitalWrite(col[i], HIGH); // 各行を HIGH に | |
for (int j = num-1; j >= 0; j--) { | |
digitalWrite(row[j], LOW); // 各列を LOW に(点灯させる) | |
delay(msec); // 点灯時間だけ待つ | |
} | |
digitalWrite(col[i], LOW); // 各行を LOW に | |
} | |
} |
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