#include <SDI12.h>

#define SERIAL_BAUD 115200 /*!< The baud rate for the output serial port */
#define DATA_PIN 7         /*!< The pin of the SDI-12 data bus */
#define POWER_PIN 22       /*!< The sensor power pin (or -1 if not switching power) */
#define DATA_PIN1 8         /*!< The pin of the SDI-12 data bus */

String myCommand = "?I!";
SDI12 mySDI12(DATA_PIN);
SDI12 mySDI12(DATA_PIN1);
void setup() {
  // put your setup code here, to run once:
    Serial.begin(SERIAL_BAUD);
  while (!Serial)
    ;

  Serial.println("Opening SDI-12 bus...");
  mySDI12.begin();
  delay(500);  // allow things to settle

  // Power the sensors;
  if (POWER_PIN > 0) {
    Serial.println("Powering up sensors...");
    pinMode(POWER_PIN, OUTPUT);
    digitalWrite(POWER_PIN, HIGH);
    delay(200);
  }
}

void loop() {
  // put your main code here, to run repeatedly:

   mySDI12.sendCommand(myCommand);
  delay(300);                    // wait a while for a response
  while (mySDI12.available()) {  // write the response to the screen
    Serial.write(mySDI12.read());
  }
  delay(3000);  // print again in three seconds

}