A TextLCD interface for driving 4-bit 16x2 KS0066U LCD
Dependents: KS0066U4_16x2 LAB05_Oppgave4 LAB05_Oppgave2 LAB05_Oppgave3 ... more
Import library
Public Member Functions |
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TextLCD (PinName rs, PinName rw, PinName e, PinName d4, PinName d5, PinName d6, PinName d7, const char *name=NULL) | |
Create a
TextLCD
interface and initiated 16x2 char mode.
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void | lcdComand (unsigned char cmd) |
Writes a Command to the LCD-module.
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void | lcdData (unsigned char data) |
Writes charecters to the LCD display.
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void | gotoxy (int, int) |
moves text cursor to a screen column and row
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int | putc (int c) |
Write a character to the LCD.
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int | printf (const char *format,...) |
Write a formatted string to the LCD.
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Protected Member Functions |
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void | writeLcdBitD4toD7 (char data) |
Writes the low nible of data to the LCD-module.
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void | pulseEn () |
Causes the LCD-module to read the data on the data input pins EN = 1 for L-to-H / EN = 0 for H-to-L.
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void | init_4BitMode2LinesDisplayOn () |
Enable 4 bit mode From KS0066U Documentation.
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Diff: TextLCD.h
- Revision:
- 18:68125c2172fd
- Parent:
- 15:dc4f024fd1aa
- Child:
- 19:241842336d78
--- a/TextLCD.h Mon Sep 21 10:17:51 2015 +0000 +++ b/TextLCD.h Tue Sep 22 08:10:46 2015 +0000 @@ -75,12 +75,6 @@ TextLCD(PinName rs,PinName rw, PinName e, PinName d4, PinName d5, PinName d6, PinName d7,const char* name=NULL) ; - /** Writes the low nible of data to the LCD-module - * - * @param data Writes the low-nible to the LCD data pins D4 to D7 - */ - void writeLcdBitD4toD7(char data); - /** Writes a Command to the LCD-module * * @param cmd command to be sendt to the LCD-Controller @@ -115,13 +109,18 @@ int printf(const char* format, ...); #endif protected: + /** Writes the low nible of data to the LCD-module + * + * @param data Writes the low-nible to the LCD data pins D4 to D7 + */ + void writeLcdBitD4toD7(char data); + // EN = 1 for L-to-H / // EN = 0 for H-to-L // Causes the LCD-module to read the data on the data input pins void pulseEn(); //Enable 4 bit mode From KS0066U Documentation void init_4BitMode2LinesDisplayOn(); - // Stream implementation functions virtual int _putc(int value); virtual int _getc();