What is the main purpose of the datasheet?, To compile C code, To provide official hardware information about the microcontroller, To replace the simulator, To create HEX files automatically, Which register is used to set a pin as input or output?, DDRx, PORTx, PINx, SRAM, What does reading the PINx register do?, It checks the actual voltage state of the pin, It stores the program permanently, It enables the compiler, It changes the CPU frequency

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