void setup() {
  Serial.begin(19200);
  //Serial.println("<Arduino are ready>");
  //Serial.println("");
  const char myArray[][5] = {"2602", "b603", "c001","bc14","adff","fa","f40c","fa0c","2901","2a01","e4"};
  // put your setup code here, to run once:
  int aSize = sizeof(myArray) / sizeof(myArray[0]);
  Serial.println(aSize);
  for ( int x = 0; x < aSize; x++ ) {
    Serial.print(x+1);
    Serial.print(": ");
    Serial.print(myArray[x]);
    Serial.print(" : ");
    Serial.println(hex2int(myArray[x]));
  }
  Serial.println("##");
  int16_t chgVol = "0x03b6";
  Serial.println(chgVol/10.0);
  int16_t disVol = "0x01c0";
  Serial.println(disVol/10.0);
  int16_t temp= "0xfa00";
  Serial.println(temp/10.0);
  int myint2 = 0x00e4;
  Serial.println(myint2);
  myint2 =99;
  char mychar2[10] = "e4";
  
  char myhex[7] = "0x";
  int arrayLen=strlen(mychar2);
  Serial.println(arrayLen);
  if (arrayLen == 2){
strcat(myhex,"00");
Serial.println(myhex);
  }
  strcat(myhex,mychar2);
  Serial.println(myhex);
  myint2=0;
  myint2=myhex;
  
  Serial.println(myint2);
  
  
}
void loop() {
  // put your main code here, to run repeatedly:
}

int16_t hex2int(const char *hex) {
  uint16_t value;  // unsigned to avoid signed overflow
  for (value = 0; *hex; hex++) {
    value <<= 4;
    if (*hex >= '0' && *hex <= '9')
      value |= *hex - '0';
    else if (*hex >= 'A' && *hex <= 'F')
      value |= *hex - 'A' + 10;
    else if (*hex >= 'a' && *hex <= 'f')
      value |= *hex - 'a' + 10;
    else
      break;  // stop at first non-hex digit
  }
  return value;
}
/*
  351 0000: 2602 b603 b603 c001
  355 `
  356 0000: bc14 adff fa
  35a 0000: a8aa a2
  35e LEOCH
  370 LEOCH
  372 

  373 0000: f40c fa0c 2901 2a01
  375 1 ::8 - 1 ::2
  375 1 ::15 (15 could b 8 15 8 2 )
  376 1 ::2  (seems constant)
  377 1 ::3  (seems constant)
  379 0000: e4






*/