StreamingExample.ino

#include <Streaming.h>

const long BAUD = 115200;

const int lettera = 'A';
const int month = 4, day = 17, year = 2009;
const int hour = 8, minute = 20, second = 3;
const float pi = 3.14159;
const char raw_status[] = {'O', 'K', '!'};

const long LOOP_DELAY = 1000;

void setup() { Serial.begin(BAUD); }

void loop() {
  Serial << "This is an example of the new streaming" << endl;
  Serial << "library.  This allows you to print variables" << endl;
  Serial << "and strings without having to type line after" << endl;
  Serial << "line of Serial.print() calls.  Examples: " << endl;

  Serial << "A is " << lettera << "." << endl;
  Serial << "The current date is " << day << "-" << month << "-" << year << "."
         << endl;

  Serial << "You can use modifiers too, for example:" << endl;
  Serial << _BYTE(lettera) << " is " << _HEX(lettera) << " in hex. " << endl;
  Serial << endl;

  Serial << "In library v6, you also get" << endl;
  Serial << "Padding [" << _PAD(10, '*') << "]" << endl;
  Serial << "Width specification [" << _WIDTH(10, 5) << "]" << endl;
  Serial << "Leading zeros [" << _WIDTHZ(month, 2) << "]" << endl;
  Serial << _FMT("Format strings for stuff like dates and times %/%/% %:%:%",
                 _WIDTHZ(day, 2), _WIDTHZ(month, 2), year, _WIDTHZ(hour, 2),
                 _WIDTHZ(minute, 2), _WIDTHZ(second, 2))
         << endl;
  Serial << _FMT(F("To reduce your % size, these % can be in %"), F("sketch"),
                 F("constants"), F("PROGMEM"))
         << endl;
  Serial << endl;

  Serial << "pi to 3 digits = " << _FLOAT(pi, 3) << endl;
  Serial << "status = " << _BYTES(raw_status, sizeof(raw_status)) << endl;

  // comma separator
  int f = 11;
  Serial << "Data: " << 1, 3, 5, 7, 9, f;
  Serial << endl;
  Serial << "comma separator works!" << endl;

  delay(LOOP_DELAY);
}