Karl Zweimüller / LcdWindow

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Fork of LcdWindow by Hendrik Lipka

ks0108_8bit.h@1:65f72ed914fa, 2010-11-16 (annotated)

Committer:
hlipka
Date:
Tue Nov 16 20:49:18 2010 +0000
Revision:
1:65f72ed914fa
Parent:
0:ae5037e3d6e0
Child:
2:5ac5bab7daaf
minor revision: made use of \const\ in the API

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hlipka 0:ae5037e3d6e0 1 /*
hlipka 0:ae5037e3d6e0 2 * mbed LCDWindow library
hlipka 0:ae5037e3d6e0 3 * Copyright (c) 2010 Hendrik Lipka
hlipka 0:ae5037e3d6e0 4 *
hlipka 0:ae5037e3d6e0 5 * Permission is hereby granted, free of charge, to any person obtaining a copy
hlipka 0:ae5037e3d6e0 6 * of this software and associated documentation files (the "Software"), to deal
hlipka 0:ae5037e3d6e0 7 * in the Software without restriction, including without limitation the rights
hlipka 0:ae5037e3d6e0 8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
hlipka 0:ae5037e3d6e0 9 * copies of the Software, and to permit persons to whom the Software is
hlipka 0:ae5037e3d6e0 10 * furnished to do so, subject to the following conditions:
hlipka 0:ae5037e3d6e0 11 *
hlipka 0:ae5037e3d6e0 12 * The above copyright notice and this permission notice shall be included in
hlipka 0:ae5037e3d6e0 13 * all copies or substantial portions of the Software.
hlipka 0:ae5037e3d6e0 14 *
hlipka 0:ae5037e3d6e0 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
hlipka 0:ae5037e3d6e0 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
hlipka 0:ae5037e3d6e0 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
hlipka 0:ae5037e3d6e0 18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
hlipka 0:ae5037e3d6e0 19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
hlipka 0:ae5037e3d6e0 20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
hlipka 0:ae5037e3d6e0 21 * THE SOFTWARE.
hlipka 0:ae5037e3d6e0 22 */
hlipka 0:ae5037e3d6e0 23
hlipka 0:ae5037e3d6e0 24 #ifndef KS0108_8BIT_H_
hlipka 0:ae5037e3d6e0 25 #define KS0108_8BIT_H_
hlipka 0:ae5037e3d6e0 26
hlipka 0:ae5037e3d6e0 27 #include "lcd.h"
hlipka 0:ae5037e3d6e0 28
hlipka 0:ae5037e3d6e0 29 #include "BusOut.h"
hlipka 0:ae5037e3d6e0 30 #include "DigitalOut.h"
hlipka 0:ae5037e3d6e0 31
hlipka 0:ae5037e3d6e0 32 using namespace mbed;
hlipka 0:ae5037e3d6e0 33
hlipka 0:ae5037e3d6e0 34 /**
hlipka 0:ae5037e3d6e0 35 * class for connecting graphical KS0108-based LCD-Display (or using similiar controllers)
hlipka 0:ae5037e3d6e0 36 * displays are connected in 8bit-mode
hlipka 0:ae5037e3d6e0 37 * for displaying ASCII, the vincent font from http://forum.osdev.org/viewtopic.php?f=2&t=22033 is used (courtesy to Quinn Evans)
hlipka 0:ae5037e3d6e0 38 */
hlipka 0:ae5037e3d6e0 39 class KS0108LCD8bit: public TextLCDBase
hlipka 0:ae5037e3d6e0 40 {
hlipka 0:ae5037e3d6e0 41 public:
hlipka 0:ae5037e3d6e0 42 /**
hlipka 0:ae5037e3d6e0 43 * @param width number of chars per line (using an 8x8 font)
hlipka 0:ae5037e3d6e0 44 * @param height number of lines (using an 8x8 font)
hlipka 0:ae5037e3d6e0 45 * @param data the bus object used for sending data (must be 8bit)
hlipka 0:ae5037e3d6e0 46 * @param enable the pin name for the enable line (1=active)
hlipka 0:ae5037e3d6e0 47 * @param rs the pin name for the register select line (0=cmd, 1=data)
hlipka 0:ae5037e3d6e0 48 * @param leftCS the pin name for the left display half (1=active)
hlipka 0:ae5037e3d6e0 49 * @param rightCS the pin name for the right display half (1=active, use NC for smaller displays)
hlipka 0:ae5037e3d6e0 50 */
hlipka 1:65f72ed914fa 51 KS0108LCD8bit(const unsigned int width, const unsigned int height, BusOut *data, const PinName enable, const PinName rs, const PinName leftCS, const PinName rightCS);
hlipka 0:ae5037e3d6e0 52 virtual void init();
hlipka 1:65f72ed914fa 53 virtual void writeText(const unsigned int line, const unsigned int pos, const char text[]);
hlipka 0:ae5037e3d6e0 54 virtual void clear();
hlipka 0:ae5037e3d6e0 55
hlipka 0:ae5037e3d6e0 56 protected:
hlipka 0:ae5037e3d6e0 57 void clearHalf(DigitalOut *cs);
hlipka 0:ae5037e3d6e0 58
hlipka 1:65f72ed914fa 59 void sendCmd(const unsigned char byte, DigitalOut *cs);
hlipka 1:65f72ed914fa 60 void sendData(const unsigned char byte, DigitalOut *cs);
hlipka 0:ae5037e3d6e0 61
hlipka 1:65f72ed914fa 62 void sendByte(const unsigned char byte, DigitalOut *cs);
hlipka 0:ae5037e3d6e0 63
hlipka 1:65f72ed914fa 64 void setChar(const unsigned int line, const unsigned int pos, const char c);
hlipka 0:ae5037e3d6e0 65
hlipka 0:ae5037e3d6e0 66 BusOut* _data;
hlipka 0:ae5037e3d6e0 67 DigitalOut *_enable, *_rs, *_left, *_right;
hlipka 0:ae5037e3d6e0 68 };
hlipka 0:ae5037e3d6e0 69 #endif