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/*
* GraphLCD driver library
*
* gu256x64-3900.h - 8-bit driver module for Noritake GU256X64x-3900
* VFD displays. The VFD is either operating in
* 8-bit mode connected to a single PC parallel
* port or in serial mode connected to a single PC
* serial port.
*
* based on:
* gu256x64-372 driver module for graphlcd
* (c) 2004 Andreas 'randy' Weinberger <randy AT smue.org>
* gu140x32f driver module for graphlcd
* (c) 2003 Andreas Brachold <vdr04 AT deltab.de>
* HD61830 device
* (c) 2001-2003 by Carsten Siebholz <c.siebholz AT t-online.de>
* lcdproc 0.4 driver hd44780-ext8bit
* (c) 1999, 1995 Benjamin Tse <blt AT comports.com>
*
* This file is released under the GNU General Public License. Refer
* to the COPYING file distributed with this package.
*
* (c) 2004 Ralf Mueller (ralf AT bj-ig.de)
* (c) 2005-2010 Andreas Regel <andreas.regel AT powarman.de>
* (c) 2011 Wolfgang Astleitner <mrwastl AT users.sourceforge.net>
*/
#ifndef _GLCDDRIVERS_GU256X64_3900_H_
#define _GLCDDRIVERS_GU256X64_3900_H_
#include "driver.h"
namespace GLCD
{
class cDriverConfig;
class cParallelPort;
class cDriverGU256X64_3900 : public cDriver
{
cParallelPort * port;
int portFd;
cDriverConfig * config;
cDriverConfig * oldConfig;
int m_iSizeYb;
int m_nRefreshCounter;
int interface;
bool useDMA;
unsigned char readyMask;
unsigned char readyHi;
unsigned char ** m_pDrawMem; // the draw "memory"
unsigned char ** m_pVFDMem; // the double buffed display "memory"
long m_nTimingAdjustCmd;
bool m_bSleepIsInit;
int CheckSetup();
protected:
void ClearVFDMem();
int InitSerialPort();
int InitParallelPort();
void InitNormalDisplay();
void InitDMADisplay();
void WriteSerial(unsigned char data);
void WriteParallel(unsigned char data);
void Write(unsigned char data);
public:
cDriverGU256X64_3900(cDriverConfig * config);
virtual ~cDriverGU256X64_3900();
virtual int Init();
virtual int DeInit();
virtual void Clear();
virtual void SetPixel(int x, int y, uint32_t data);
//virtual void Set8Pixels(int x, int y, unsigned char data);
virtual void Refresh(bool refreshAll = false);
virtual void SetBrightness(unsigned int percent);
};
} // end of namespace
#endif
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