/* 
  Basic test program, send date at the BAND you seted.
   by Aaron.Lee from HelTec AutoMation, ChengDu, China
   www.heltec.cn
   this project also realess in GitHub:
  https://github.com/Heltec-Aaron-Lee/WiFi_Kit_series
*/

#include "heltec.h"

#define BAND    433E6  
//you can set band here directly,e.g. 868E6,915E6

int counter = 0;

void setup() {
  
 //WIFI Kit series V1 not support Vext control
  Heltec.begin(true /*DisplayEnable Enable*/, 
                true /*Heltec.LoRa Disable*/, 
                true /*Serial Enable*/, 
                true /*PABOOST Enable*/, 
                BAND /*long BAND*/);

  
}

void loop() {
  Serial.print("Sending packet: ");
  Serial.println(counter);
  // send packet
  LoRa.beginPacket();

/*
* LoRa.setTxPower(txPower,RFOUT_pin);
* txPower -- 0 ~ 20
* RFOUT_pin could be RF_PACONFIG_PASELECT_PABOOST or RF_PACONFIG_PASELECT_RFO
*   - RF_PACONFIG_PASELECT_PABOOST 
*     -- LoRa single output via PABOOST, maximum output 20dBm
*   - RF_PACONFIG_PASELECT_RFO     
*     -- LoRa single output via RFO_HF / RFO_LF, maximum output 14dBm
*/

  LoRa.setTxPower(14,RF_PACONFIG_PASELECT_PABOOST);
  LoRa.print("hello_aaa ");
  LoRa.print(counter);
  LoRa.endPacket();
  
  counter++;
  digitalWrite(25, HIGH);   
  // turn the LED on (HIGH is the voltage level)
  delay(1000);                       
  // wait for a second
  digitalWrite(25, LOW);    
  // turn the LED off by making the voltage LOW
  delay(1000);                       
  // wait for a second
}