Ton van de Pol
Based on the NewTextLib, I made a modification for using this lib on the Elmicro Testbed with display GDM2004D
main.cpp@0:9c69fa6c1120, 2011-06-11 (annotated)
- Committer:
- TP
- Date:
- Sat Jun 11 20:34:14 2011 +0000
- Revision:
- 0:9c69fa6c1120
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| TP | 0:9c69fa6c1120 | 1 | // Hello World! for the TextLCD with Elmicro Testbed LCD display GDM2004D |
| TP | 0:9c69fa6c1120 | 2 | // With modified NewTextLCD library |
| TP | 0:9c69fa6c1120 | 3 | |
| TP | 0:9c69fa6c1120 | 4 | #include "mbed.h" |
| TP | 0:9c69fa6c1120 | 5 | #include "NewTextLCD.h" |
| TP | 0:9c69fa6c1120 | 6 | |
| TP | 0:9c69fa6c1120 | 7 | DigitalOut myled(LED1); //for blinking purposes |
| TP | 0:9c69fa6c1120 | 8 | AnalogIn Potm(p15); //var. resistor |
| TP | 0:9c69fa6c1120 | 9 | TextLCD lcd(p26, p25, p24, p23, p22, p20, p19, TextLCD::LCD20x4); // rs, rw, e, d4-d7 |
| TP | 0:9c69fa6c1120 | 10 | |
| TP | 0:9c69fa6c1120 | 11 | float delay_time = 1.0; |
| TP | 0:9c69fa6c1120 | 12 | |
| TP | 0:9c69fa6c1120 | 13 | int main() { |
| TP | 0:9c69fa6c1120 | 14 | lcd.printf("Hello mbed\n"); |
| TP | 0:9c69fa6c1120 | 15 | //define user chars |
| TP | 0:9c69fa6c1120 | 16 | int pattern[8]; |
| TP | 0:9c69fa6c1120 | 17 | int pattern1[8]; |
| TP | 0:9c69fa6c1120 | 18 | pattern[0] = 1; // * |
| TP | 0:9c69fa6c1120 | 19 | pattern[1] = 3; // ** |
| TP | 0:9c69fa6c1120 | 20 | pattern[2] = 5; // * * |
| TP | 0:9c69fa6c1120 | 21 | pattern[3] = 9; // * * |
| TP | 0:9c69fa6c1120 | 22 | pattern[4] = 0x11; // * * |
| TP | 0:9c69fa6c1120 | 23 | pattern[5] = 0x19; // ** * |
| TP | 0:9c69fa6c1120 | 24 | pattern[6] = 0x1d; // *** * |
| TP | 0:9c69fa6c1120 | 25 | pattern[7] = 0x1f; // ***** |
| TP | 0:9c69fa6c1120 | 26 | |
| TP | 0:9c69fa6c1120 | 27 | pattern1[0] = 0x10; // * |
| TP | 0:9c69fa6c1120 | 28 | pattern1[1] = 0x18; // ** |
| TP | 0:9c69fa6c1120 | 29 | pattern1[2] = 0x14; // * * |
| TP | 0:9c69fa6c1120 | 30 | pattern1[3] = 0x12; // * * |
| TP | 0:9c69fa6c1120 | 31 | pattern1[4] = 0x11; // * * |
| TP | 0:9c69fa6c1120 | 32 | pattern1[5] = 0x13; // * ** |
| TP | 0:9c69fa6c1120 | 33 | pattern1[6] = 0x17; // * *** |
| TP | 0:9c69fa6c1120 | 34 | pattern1[7] = 0x1f; // ***** |
| TP | 0:9c69fa6c1120 | 35 | |
| TP | 0:9c69fa6c1120 | 36 | lcd.writeCGRAM(0, pattern); |
| TP | 0:9c69fa6c1120 | 37 | lcd.writeCGRAM(1, pattern1); |
| TP | 0:9c69fa6c1120 | 38 | |
| TP | 0:9c69fa6c1120 | 39 | lcd.locate(15,0); |
| TP | 0:9c69fa6c1120 | 40 | lcd.putc(0); // user pattern 0 |
| TP | 0:9c69fa6c1120 | 41 | lcd.putc(1); // user pattern 1 |
| TP | 0:9c69fa6c1120 | 42 | lcd.locate(0,1); |
| TP | 0:9c69fa6c1120 | 43 | lcd.printf("Hello World!\n"); |
| TP | 0:9c69fa6c1120 | 44 | while(1) |
| TP | 0:9c69fa6c1120 | 45 | { |
| TP | 0:9c69fa6c1120 | 46 | delay_time = Potm.read(); |
| TP | 0:9c69fa6c1120 | 47 | myled = 1; |
| TP | 0:9c69fa6c1120 | 48 | wait(delay_time); |
| TP | 0:9c69fa6c1120 | 49 | myled = 0; |
| TP | 0:9c69fa6c1120 | 50 | wait(delay_time); |
| TP | 0:9c69fa6c1120 | 51 | lcd.locate(0,2); |
| TP | 0:9c69fa6c1120 | 52 | lcd.printf("Value: %1.2f", delay_time); |
| TP | 0:9c69fa6c1120 | 53 | } |
| TP | 0:9c69fa6c1120 | 54 | } |