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Open-drain output mode

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This commit is contained in:
Ivan Grokhotkov
2014-12-05 00:05:01 +03:00
parent 2d9c5d8297
commit 31a8539763
2 changed files with 11 additions and 1 deletions
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cores/esp8266/Arduino.h
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@ -40,6 +40,7 @@ void yield(void);
#define INPUT 0x0
#define OUTPUT 0x1
#define INPUT_PULLUP 0x2
#define OUTPUT_OPEN_DRAIN 0x4
#define PI 3.1415926535897932384626433832795
#define HALF_PI 1.5707963267948966192313216916398