Use pinMode() to enable pullups for ESP8266. Fixes #4.

Change README file to Markdown. Change example sketches to .ino files.
2017-04-26 11:13:18 -04:00
parent 0094157f27
commit 450f95c997
6 changed files with 126 additions and 110 deletions
--- a/Button.cpp
+++ b/Button.cpp
@@ -35,9 +35,10 @@ Button::Button(uint8_t pin, uint8_t puEnable, uint8_t invert, uint32_t dbTime)
    _puEnable = puEnable;
    _invert = invert;
    _dbTime = dbTime;
-    pinMode(_pin, INPUT);
    if (_puEnable != 0)
-        digitalWrite(_pin, HIGH);       //enable pullup resistor
+        pinMode(_pin, INPUT_PULLUP);    //enable pullup resistor
+    else
+        pinMode(_pin, INPUT);
    _state = digitalRead(_pin);
    if (_invert != 0) _state = !_state;
    _time = millis();