add UNIT-V

This commit is contained in:
vany5921
2019-12-06 17:57:38 +08:00
parent b869a3e06c
commit f9cb5b779d
13 changed files with 156 additions and 207 deletions
+1 -1
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@@ -29,7 +29,7 @@ void loop() {
<mark>isPressed();</mark> // for arduino
**功能:返回键值。如果指定按键奇数次数按下后,一直返回 1,偶数次数按下,一直返回 0。**
**功能:返回键值。如果按键按下,总是返回true,否则总是返回false**
**例程**
```arduino