#define UART_RX_PIN 16 // Replace with your specific RX pin
volatile bool uart_data_available = false;
void setup() {
Serial.begin(115200); // Initialize Serial for UART communication
//pinMode(UART_RX_PIN, INPUT); // Set RX pin as input
attachInterrupt(digitalPinToInterrupt(UART_RX_PIN), handleUartInterrupt, CHANGE);
}
void loop() {
if (uart_data_available) {
while (Serial.available() > 0) {
char receivedChar = Serial.read();
// Process received data here...
Serial.print(receivedChar);
}
uart_data_available = false; // Reset flag after processing data
}
// Your main code
}
void handleUartInterrupt() {
uart_data_available = true;
}