Difference between revisions of "HelloWorld Grove LCD"
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| − | + | === HelloWorld.ino === | |
| + | |||
| + | <pre> | ||
| + | #include <Wire.h> | ||
| + | #include "rgb_lcd.h" | ||
| + | |||
| + | rgb_lcd lcd; | ||
| + | |||
| + | void setup() | ||
| + | { | ||
| + | // set up the LCD's number of columns and rows: | ||
| + | lcd.begin(16, 2); | ||
| + | |||
| + | // Print a message to the LCD. | ||
| + | lcd.print("hello, world!"); | ||
| + | |||
| + | delay(1000); | ||
| + | } | ||
| + | |||
| + | void loop() | ||
| + | { | ||
| + | // set the cursor to column 0, line 1 | ||
| + | // (note: line 1 is the second row, since counting begins with 0): | ||
| + | lcd.setCursor(0, 1); | ||
| + | // print the number of seconds since reset: | ||
| + | lcd.print(millis()/1000); | ||
| + | |||
| + | delay(100); | ||
| + | } | ||
| + | |||
| + | /********************************************************************************************************* | ||
| + | END FILE | ||
| + | *********************************************************************************************************/ | ||
| + | </pre> | ||
Latest revision as of 23:20, 11 March 2020
HelloWorld.ino[edit]
#include <Wire.h>
#include "rgb_lcd.h"
rgb_lcd lcd;
void setup()
{
// set up the LCD's number of columns and rows:
lcd.begin(16, 2);
// Print a message to the LCD.
lcd.print("hello, world!");
delay(1000);
}
void loop()
{
// set the cursor to column 0, line 1
// (note: line 1 is the second row, since counting begins with 0):
lcd.setCursor(0, 1);
// print the number of seconds since reset:
lcd.print(millis()/1000);
delay(100);
}
/*********************************************************************************************************
END FILE
*********************************************************************************************************/