36 lines
1.1 KiB
Plaintext
36 lines
1.1 KiB
Plaintext
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#include <Wire.h>
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#include <LiquidCrystal_SR.h>
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LiquidCrystal_SR lcd(8,7,TWO_WIRE);
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// | |
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// | \-- Clock Pin
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// \---- Data/Enable Pin
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// Creat a set of new characters
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byte armsUp[8] = {0b00100,0b01010,0b00100,0b10101,0b01110,0b00100,0b00100,0b01010};
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byte armsDown[8] = {0b00100,0b01010,0b00100,0b00100,0b01110,0b10101,0b00100,0b01010};
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void setup(){
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lcd.begin(16,2); // initialize the lcd
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lcd.createChar (0, armsUp); // load character to the LCD
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lcd.createChar (1, armsDown); // load character to the LCD
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lcd.home (); // go home
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lcd.print("LiquidCrystal_SR");
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}
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void loop(){
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// Do a little animation
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for(int i = 0; i <= 15; i++) showHappyGuy(i);
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for(int i = 15; i >= 0; i--) showHappyGuy(i);
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}
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void showHappyGuy(int pos){
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lcd.setCursor ( pos, 1 ); // go to position
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lcd.print(char(random(0,2))); // show one of the two custom characters
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delay(150); // wait so it can be seen
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lcd.setCursor ( pos, 1 ); // go to position again
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lcd.print(" "); // delete character
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}
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