arduino/Examples/LCDTest/HC_LiquidCrystal_I2C/examples/CustomChars/CustomChars.ino

66 lines
1.4 KiB
C++

#include <Wire.h>
#include <HC_LiquidCrystal_I2C.h>
uint8_t bell[8] = {0x4, 0xe, 0xe, 0xe, 0x1f, 0x0, 0x4};
uint8_t note[8] = {0x2, 0x3, 0x2, 0xe, 0x1e, 0xc, 0x0};
uint8_t clock[8] = {0x0, 0xe, 0x15, 0x17, 0x11, 0xe, 0x0};
uint8_t heart[8] = {0x0, 0xa, 0x1f, 0x1f, 0xe, 0x4, 0x0};
uint8_t duck[8] = {0x0, 0xc, 0x1d, 0xf, 0xf, 0x6, 0x0};
uint8_t check[8] = {0x0, 0x1 ,0x3, 0x16, 0x1c, 0x8, 0x0};
uint8_t cross[8] = {0x0, 0x1b, 0xe, 0x4, 0xe, 0x1b, 0x0};
uint8_t retarrow[8] = { 0x1, 0x1, 0x5, 0x9, 0x1f, 0x8, 0x4};
// Set the LCD address to 0x27 for a 16 chars and 2 line display
HC_LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup()
{
lcd.begin();
lcd.backlight();
lcd.createChar(0, bell);
lcd.createChar(1, note);
lcd.createChar(2, clock);
lcd.createChar(3, heart);
lcd.createChar(4, duck);
lcd.createChar(5, check);
lcd.createChar(6, cross);
lcd.createChar(7, retarrow);
lcd.home();
lcd.print("Hello world...");
lcd.setCursor(0, 1);
lcd.print(" i ");
lcd.write(3);
lcd.print(" arduinos!");
delay(5000);
displayKeyCodes();
}
// display all keycodes
void displayKeyCodes(void) {
uint8_t i = 0;
while (1) {
lcd.clear();
lcd.print("Codes 0x");
lcd.print(i, HEX);
lcd.print("-0x");
lcd.print(i + 16, HEX);
lcd.setCursor(0, 1);
for (int j = 0; j < 16; j++) {
lcd.write(i + j);
}
i += 16;
delay(4000);
}
}
void loop()
{
// Do nothing here...
}