73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
/*
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Hello World.ino
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2013 Copyright (c) Seeed Technology Inc. All right reserved.
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Author:Loovee
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2013-9-18
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Grove - Serial LCD RGB Backlight demo.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <Wire.h>
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#include "rgb_lcd.h"
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rgb_lcd lcd;
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void setup() {
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// set up the LCD's number of columns and rows:
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lcd.begin(16, 2);
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// Print a message to the LCD.
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lcd.print("hello, world!");
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delay(1000);
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}
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void loop() {
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// scroll 13 positions (string length) to the left
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// to move it offscreen left:
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for (int positionCounter = 0; positionCounter < 13; positionCounter++) {
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// scroll one position left:
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lcd.scrollDisplayLeft();
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// wait a bit:
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delay(150);
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}
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// scroll 29 positions (string length + display length) to the right
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// to move it offscreen right:
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for (int positionCounter = 0; positionCounter < 29; positionCounter++) {
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// scroll one position right:
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lcd.scrollDisplayRight();
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// wait a bit:
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delay(150);
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}
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// scroll 16 positions (display length + string length) to the left
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// to move it back to center:
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for (int positionCounter = 0; positionCounter < 16; positionCounter++) {
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// scroll one position left:
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lcd.scrollDisplayLeft();
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// wait a bit:
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delay(150);
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}
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// delay at the end of the full loop:
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delay(1000);
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}
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/*********************************************************************************************************
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END FILE
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*********************************************************************************************************/ |