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/*------------------------------------------------------------------------------
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-- This file is a part of the LPP VHDL IP LIBRARY
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-- Copyright (C) 2009 - 2010, Laboratory of Plasmas Physic - CNRS
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--
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-- This program is free software; you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation; either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program; if not, write to the Free Software
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-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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-------------------------------------------------------------------------------*/
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/*-- Author : Alexis Jeandet
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-- Mail : alexis.jeandet@lpp.polytechnique.fr
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----------------------------------------------------------------------------*/
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#include "apb_lcd_driver.h"
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#include "lpp_apb_functions.h"
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#include "lpp_apb_functions.h"
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#include <stdio.h>
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int lcdbusy(lcd_device* lcd)
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{
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return (!(lcd->cfg_reg&readyFlag)==readyFlag);
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}
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lcd_device* lcdopen(int count)
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{
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lcd_device* dev;
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dev = (lcd_device*) apbgetdevice(LPP_LCD_CTRLR,VENDOR_LPP,count);
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return dev;
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//* scan APB bus an return the count(th) lcd controler */
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}
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lcd_err lcdsendcmd(lcd_device* lcd,int cmd)
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{
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lcd_err err;
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err = lcd_error_no_error;
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if (lcd!=NULL)
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{
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while(lcdbusy(lcd));
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lcd->cfg_reg = cmd;
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return err;
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}
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else
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{
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err = lcd_error_not_openned ;
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return err;
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}
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}
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lcd_err lcdsetchar(lcd_device* lcd,int position,const char value)
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{
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lcd_err err;
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err = lcd_error_no_error;
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return err;
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}
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lcd_err lcdprint(lcd_device* lcd,int position,const char* value)
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{
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lcd_err err;
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err = lcd_error_no_error;
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if (lcd!=NULL)
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{
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int i = position;
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int n = 0;
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while(value[n]!= '\0' && i<lcdCharCnt)
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{
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if(value[n] == '\n')
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{
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i=40;n++;
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}
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lcd->Frame_buff[i++] = value[n++];
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}
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return err;
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}
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else
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{
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err = lcd_error_not_openned ;
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return err;
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}
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}
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lcd_err lcdclear(lcd_device* lcd)
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{
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lcd_err err;
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err = lcd_error_no_error;
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if (lcd!=NULL)
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{
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int i=0;
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for(i=0;i<lcdCharCnt;i++)
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{
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lcd->Frame_buff[i] = ' ';
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}
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return err;
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}
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err = lcd_error_not_openned ;
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return err;
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}
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