質問編集履歴
2
修正
title
CHANGED
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@@ -1,1 +1,1 @@
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1
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-
割り込みとvolatileについて
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1
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+
割り込みとvolatile修飾子について
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body
CHANGED
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@@ -57,7 +57,7 @@
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57
57
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void printFx()
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58
58
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{
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59
59
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static uint32_t before = 0;
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60
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-
uint32_t current = millis();
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60
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+
uint32_t current = millis(); //ミリ秒時間取得
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61
61
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62
62
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//2000ミリ秒経過判定
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63
63
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if(getTime(current, before) >= 2000)
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1
コメント追加
title
CHANGED
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File without changes
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body
CHANGED
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@@ -32,11 +32,12 @@
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32
32
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{
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33
33
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int recv = 0;
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34
34
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35
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+
//シリアル受信判定
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35
36
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if(Serial.available() > 0)
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36
37
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{
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37
38
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while(1)
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38
39
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{
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39
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-
recv = Serial.read();
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40
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+
recv = Serial.read(); //1byteずつ吐き出し
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40
41
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if(recv != -1)
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41
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{
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42
43
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if(recv == '1')
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@@ -46,6 +47,7 @@
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46
47
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}
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47
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else
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48
49
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{
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50
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+
//シリアルデータなし
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49
51
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break;
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50
52
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}
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51
53
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}
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@@ -56,9 +58,11 @@
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56
58
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{
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57
59
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static uint32_t before = 0;
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58
60
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uint32_t current = millis();
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61
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+
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62
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+
//2000ミリ秒経過判定
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59
63
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if(getTime(current, before) >= 2000)
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60
64
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{
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61
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-
Serial.
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65
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+
Serial.println("Print!");
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62
66
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before = current;
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63
67
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}
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64
68
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}
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@@ -73,6 +77,7 @@
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73
77
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}
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74
78
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else
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75
79
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{
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80
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+
//オーバーフロー時
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76
81
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gettime = a + (0xFFFFFFFF - b);
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77
82
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}
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78
83
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