Wiegand.h

#ifndef WIEGAND_H #define WIEGAND_H #include <stdint.h> #include <stdbool.h>

// Example ISR (pseudo-code) void IRAM_ATTR on_d0_falling() record_bit(0); wiegand.h

void IRAM_ATTR on_d1_falling() record_bit(1); #ifndef WIEGAND_H #define WIEGAND_H #include &lt;stdint

Remember: Implement it correctly once, and you’ll support every major card reader on the market. Have you battled Wiegand jitter or bit‑order issues? Share your experience below. #ifndef WIEGAND_H #define WIEGAND_H #include &lt