(#) Declare a UART_HandleTypeDef handle structure. (#) Initialize the UART low level resources by implementing the HAL_UART_MspInit() API: (##) Enable the USARTx interface clock. (##) UART pins ...
int led = 13; // the pin that the LED is atteched to int sensor = 2; // the pin that the sensor is atteched to int state = LOW; // by default, no motion detected int val = 0; // variable to store the ...
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