#define ifpin(p,what,ifnot) (((p) >= 0 && (p) < NUM_DIGITAL_PINS) ? (what) : (ifnot)) #define digitalPinHasPWM(p) ifpin(p,pgm_read_byte(digital_pin_to_timer_PGM + (p ...
Pin numbers in Arduino correspond directly to the ESP8266 GPIO pin numbers. pinMode, digitalRead, and digitalWrite functions work as usual, so to read GPIO2, call digitalRead(2). Digital pins 0—15 can ...
Need to quickly toggle or read some logic signals without the hassle of writing a quick program? [Thor_x86], aka [Eric], built an Arduino sketch that does just that — and he threw in the ability to ...
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