The HAL hardware abstraction layer, enabling portability between different STM32 devices via standardized API calls The Low-Layer (LL) APIs, a light-weight, optimized, expert oriented set of APIs ...
and paste it into Arduino IDE to dump the code. Later you got the I2C address of the display in the serial Monitor. const int irPin1 = 2; // IR sensor 1(Entrance Detector) connected to digital pin 2 ...
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