Change config file suit LCD used
Fork of TextLCD by
Diff: TextLCD.h
- Revision:
- 16:c276b75e6585
- Parent:
- 15:b70ebfffb258
- Child:
- 17:652ab113bc2e
diff -r b70ebfffb258 -r c276b75e6585 TextLCD.h --- a/TextLCD.h Tue Feb 19 22:09:09 2013 +0000 +++ b/TextLCD.h Wed Feb 20 19:37:53 2013 +0000 @@ -29,28 +29,33 @@ #include "mbed.h" -//Test Only -//#define LCD40x4Test 0 -#define LCD40x4Test 1 - /** A TextLCD interface for driving 4-bit HD44780-based LCDs * - * Currently supports 8x1, 8x2, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x2, 24x4 and 40x2 panels + * Currently supports 8x1, 8x2, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x2, 24x4, 40x2 and 40x4 panels + * Interface options include direct mbed pins, I2C portexpander (PCF8474) or SPI bus shiftregister (74595) * * @code * #include "mbed.h" * #include "TextLCD.h" * - * TextLCD lcd(p15, p16, p17, p18, p19, p20); // RS, E, D4-D7, LCDType=LCD16x2 + * // I2C Communication + * I2C i2c_lcd(p28,p27); // SDA, SCL + * + * // SPI Communication + * SPI spi_lcd(p5, NC, p7); // MOSI, MISO, SCLK + * + * TextLCD lcd(p15, p16, p17, p18, p19, p20); // RS, E, D4-D7, LCDType=LCD16x2 + * //TextLCD lcd(&spi_lcd, p8, TextLCD::LCD40x4); // SPI bus, CS pin, LCD Type + * //TextLCD lcd(&i2c_lcd, 0x42, TextLCD::LCD20x4); // I2C bus, PCF8574 Slaveaddress, LCD Type * * int main() { - * lcd.printf("Hello World!\n"); + * lcd.printf("Hello World!\n"); * } * @endcode */ -//Pin Defines for I2C PCF8574 and SPI 74595 Bus +//Pin Defines for I2C PCF8574 and SPI 74595 Bus interfaces //LCD and serial portexpanders should be wired accordingly //Note: LCD RW pin must be connected to GND // E2 is used for LCD40x4 (second controller) @@ -119,7 +124,7 @@ /** A TextLCD interface for driving 4-bit HD44780-based LCDs * - * Currently supports 8x1, 8x2, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x2, 24x4, 40x2 and 40x4 panels + * Currently supports 8x1, 8x2, 12x2, 12x4, 16x1, 16x2, 16x4, 20x2, 20x4, 24x2, 24x4, 40x2 and 40x4 panels * */ class TextLCD : public Stream { @@ -271,7 +276,6 @@ void _init(); void _initCtrl(); int _address(int column, int row); - void _character(int column, int row, int c); void _setCursor(TextLCD::LCDCursor show); void _setUDC(unsigned char c, char *udc_data);