質問編集履歴
2
修正
test
CHANGED
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@@ -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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test
CHANGED
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@@ -116,7 +116,7 @@
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116
116
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117
117
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static uint32_t before = 0;
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118
118
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119
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-
uint32_t current = millis();
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119
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+
uint32_t current = millis(); //ミリ秒時間取得
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120
120
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121
121
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122
122
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1
コメント追加
test
CHANGED
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File without changes
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test
CHANGED
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@@ -66,6 +66,8 @@
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66
66
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67
67
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68
68
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69
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+
//シリアル受信判定
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70
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+
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69
71
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if(Serial.available() > 0)
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70
72
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71
73
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{
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@@ -74,7 +76,7 @@
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74
76
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75
77
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{
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76
78
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77
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-
recv = Serial.read();
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79
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+
recv = Serial.read(); //1byteずつ吐き出し
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78
80
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79
81
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if(recv != -1)
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80
82
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@@ -93,6 +95,8 @@
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93
95
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else
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94
96
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95
97
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{
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98
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+
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99
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+
//シリアルデータなし
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96
100
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97
101
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break;
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98
102
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@@ -114,11 +118,15 @@
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114
118
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115
119
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uint32_t current = millis();
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116
120
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121
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+
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122
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+
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123
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+
//2000ミリ秒経過判定
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124
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+
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117
125
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if(getTime(current, before) >= 2000)
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118
126
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119
127
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{
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120
128
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121
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-
Serial.print("Print!");
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129
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+
Serial.println("Print!");
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122
130
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|
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123
131
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before = current;
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124
132
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@@ -148,6 +156,8 @@
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148
156
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149
157
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{
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150
158
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159
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+
//オーバーフロー時
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160
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+
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151
161
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gettime = a + (0xFFFFFFFF - b);
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152
162
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153
163
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}
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