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Code Issues Releases Activity

Modified LCD custom character example

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moved lcd.begin() to the beginnng of the setup() and fixed an issue
that prevented the example from compiling. When calling lcd.write()
with an argument of 0, the 0 must be cast a s a byte.
This commit is contained in:
Scott Fitzgerald 2013-11-11 16:41:12 +04:00
parent 83ef1814cf
commit b332904ee1
1 changed files with 9 additions and 7 deletions
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16
libraries/LiquidCrystal/examples/CustomCharacter/CustomCharacter.ino
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@ -22,8 +22,11 @@
* wiper to LCD VO pin (pin 3)
* 10K poterntiometer on pin A0
created21 Mar 2011
created 21 Mar 2011
by Tom Igoe
modified 11 Nov 2013
by Scott Fitzgerald
Based on Adafruit's example at
https://github.com/adafruit/SPI_VFD/blob/master/examples/createChar/createChar.pde
@ -96,7 +99,11 @@ byte armsUp[8] = {
0b00100,
0b01010
};
void setup() {
// initialize LCD and set up the number of columns and rows:
lcd.begin(16, 2);
// create a new character
lcd.createChar(0, heart);
// create a new character
@ -108,11 +115,9 @@ void setup() {
// create a new character
lcd.createChar(4, armsUp);
// set up the lcd's number of columns and rows:
lcd.begin(16, 2);
// Print a message to the lcd.
lcd.print("I ");
lcd.write(0);
lcd.write(byte(0)); // when calling lcd.write() '0' must be cast as a byte
lcd.print(" Arduino! ");
lcd.write(1);
@ -133,6 +138,3 @@ void loop() {
lcd.write(4);
delay(delayTime);
}