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