Hendrik Lipka / LcdWindow

Display text on LCD displays (even on multiple ones). Allow to create windows (frames) on display, and to combine them (split, add, duplicate, scroll). See http://mbed.org/users/hlipka/notebook/lcdwindow/ for more information.

Dependents:   Mbell

dogm_spi.cpp@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 #include "dogm_spi.h"
hlipka 0:ae5037e3d6e0 25
hlipka 0:ae5037e3d6e0 26 #include "SPI.h"
hlipka 0:ae5037e3d6e0 27 #include "DigitalOut.h"
hlipka 0:ae5037e3d6e0 28 #include "wait_api.h"
hlipka 0:ae5037e3d6e0 29
hlipka 0:ae5037e3d6e0 30 DogmLCDSPI::DogmLCDSPI
hlipka 0:ae5037e3d6e0 31 (unsigned int width, unsigned int height, SPI *spi, PinName enable, PinName rs)
hlipka 0:ae5037e3d6e0 32 :SPILCDBase(width,height,spi,enable,rs)
hlipka 0:ae5037e3d6e0 33 {
hlipka 0:ae5037e3d6e0 34 }
hlipka 0:ae5037e3d6e0 35
hlipka 0:ae5037e3d6e0 36 void DogmLCDSPI::init()
hlipka 0:ae5037e3d6e0 37 {
hlipka 0:ae5037e3d6e0 38 unsigned char initCmd[10]={0x38,0x39,0x14,0x55,0x6d,0x78,0x38,0x0c,0x01,0x06};
hlipka 0:ae5037e3d6e0 39
hlipka 0:ae5037e3d6e0 40 _enable->write(1);
hlipka 0:ae5037e3d6e0 41 wait_ms(80);
hlipka 0:ae5037e3d6e0 42
hlipka 0:ae5037e3d6e0 43 for (int i=0;i<sizeof(initCmd);i++)
hlipka 0:ae5037e3d6e0 44 {
hlipka 0:ae5037e3d6e0 45 sendCmd(initCmd[i]);
hlipka 0:ae5037e3d6e0 46 wait_ms(4);
hlipka 0:ae5037e3d6e0 47 }
hlipka 0:ae5037e3d6e0 48 }
hlipka 0:ae5037e3d6e0 49
hlipka 1:65f72ed914fa 50 void DogmLCDSPI::writeText(const unsigned int line, const unsigned int pos, const char text[])
hlipka 0:ae5037e3d6e0 51 {
hlipka 0:ae5037e3d6e0 52 int address=(line)*0x40+(pos);
hlipka 0:ae5037e3d6e0 53 sendCmd((char)address|0x80);
hlipka 0:ae5037e3d6e0 54 wait_ms(1);
hlipka 0:ae5037e3d6e0 55
hlipka 0:ae5037e3d6e0 56 int i=0;
hlipka 0:ae5037e3d6e0 57 while(text[i]!=0)
hlipka 0:ae5037e3d6e0 58 {
hlipka 0:ae5037e3d6e0 59 sendData(text[i]);
hlipka 0:ae5037e3d6e0 60 wait_ms(1);
hlipka 0:ae5037e3d6e0 61 i++;
hlipka 0:ae5037e3d6e0 62 }
hlipka 0:ae5037e3d6e0 63 }
hlipka 0:ae5037e3d6e0 64
hlipka 0:ae5037e3d6e0 65 void DogmLCDSPI::clear()
hlipka 0:ae5037e3d6e0 66 {
hlipka 0:ae5037e3d6e0 67 sendCmd(1);
hlipka 0:ae5037e3d6e0 68 }
hlipka 0:ae5037e3d6e0 69