diff --git a/libraries/u8glib/u8g_dev_lc7981_160x80.c b/libraries/u8glib/u8g_dev_lc7981_160x80.c
deleted file mode 100644
--- a/libraries/u8glib/u8g_dev_lc7981_160x80.c
+++ /dev/null
@@ -1,147 +0,0 @@
-/*
-
-  u8g_dev_lc7981_160x80.c
-  
-  Universal 8bit Graphics Library
-  
-  Copyright (c) 2011, olikraus@gmail.com
-  All rights reserved.
-
-  Redistribution and use in source and binary forms, with or without modification, 
-  are permitted provided that the following conditions are met:
-
-  * Redistributions of source code must retain the above copyright notice, this list 
-    of conditions and the following disclaimer.
-    
-  * Redistributions in binary form must reproduce the above copyright notice, this 
-    list of conditions and the following disclaimer in the documentation and/or other 
-    materials provided with the distribution.
-
-  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
-  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
-  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
-  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
-  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
-  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
-  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
-  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
-  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
-  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
-  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
-  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
-  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
-  
-  
-*/
-
-#include "u8g.h"
-
-#define WIDTH 160
-#define HEIGHT 80
-#define PAGE_HEIGHT 8
-
-
-/*
-  code ideas: 
-  https://github.com/vsergeev/embedded-drivers/tree/master/avr-lc7981
-  data sheets:
-  http://www.lcd-module.de/eng/pdf/zubehoer/lc7981.pdf
-  http://www.lcd-module.de/pdf/grafik/w160-6.pdf
-*/
-
-static const uint8_t u8g_dev_lc7981_160x80_init_seq[] PROGMEM = {
-  U8G_ESC_CS(0),             /* disable chip */
-  U8G_ESC_ADR(1),           /* instruction mode */
-  U8G_ESC_RST(15),           /* do reset low pulse with (15*16)+2 milliseconds (=maximum delay)*/
-  U8G_ESC_CS(1),             /* enable chip */
-  U8G_ESC_DLY(50),         /* delay 50 ms */
-  
-  
-  U8G_ESC_ADR(1),               /* instruction mode */
-  0x000,                                /* mode register */
-  U8G_ESC_ADR(0),               /* data mode */
-  0x032,                                /* display on (bit 5), master mode on (bit 4), graphics mode on (bit 1)*/
-
-  U8G_ESC_ADR(1),               /* instruction mode */
-  0x001,                                /* character/bits per pixel pitch */
-  U8G_ESC_ADR(0),               /* data mode */
-  0x007,                                /* 8 bits per pixel */
-
-  U8G_ESC_ADR(1),               /* instruction mode */
-  0x002,                                /* number of chars/byte width of the screen */
-  U8G_ESC_ADR(0),               /* data mode */
-  WIDTH/8-1,                         /* 8 bits per pixel */
-
-  U8G_ESC_ADR(1),               /* instruction mode */
-  0x003,                                /* time division */
-  U8G_ESC_ADR(0),               /* data mode */
-  0x07f,                                /*  */
-
-  U8G_ESC_ADR(1),               /* instruction mode */
-  0x008,                                /* display start low */
-  U8G_ESC_ADR(0),               /* data mode */
-  0x000,                                /*  */
-
-  U8G_ESC_ADR(1),               /* instruction mode */
-  0x009,                                /* display start high */
-  U8G_ESC_ADR(0),               /* data mode */
-  0x000,                                /*  */
-    
-  U8G_ESC_DLY(10),               /* delay 10 ms */
-  
-  U8G_ESC_CS(0),             /* disable chip */
-  U8G_ESC_END                /* end of sequence */
-};
-
-uint8_t u8g_dev_lc7981_160x80_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg)
-{
-  switch(msg)
-  {
-    case U8G_DEV_MSG_INIT:
-      u8g_InitCom(u8g, dev, U8G_SPI_CLK_CYCLE_NONE);
-      u8g_WriteEscSeqP(u8g, dev, u8g_dev_lc7981_160x80_init_seq);
-      break;
-    case U8G_DEV_MSG_STOP:
-      break;
-    case U8G_DEV_MSG_PAGE_NEXT:
-      {
-        uint8_t y, i;
-        uint16_t disp_ram_adr;
-        uint8_t *ptr;
-        u8g_pb_t *pb = (u8g_pb_t *)(dev->dev_mem);
-        
-        u8g_SetAddress(u8g, dev, 1);           /* cmd mode */
-        u8g_SetChipSelect(u8g, dev, 1);
-        y = pb->p.page_y0;
-        ptr = pb->buf;
-        disp_ram_adr = WIDTH/8;
-        disp_ram_adr *= y;
-        for( i = 0; i < 8; i ++ )
-        {
-          u8g_SetAddress(u8g, dev, 1);           /* cmd mode */
-          u8g_WriteByte(u8g, dev, 0x00a );      /* display ram (cursor) address low byte */
-          u8g_SetAddress(u8g, dev, 0);           /* data mode */
-          u8g_WriteByte(u8g, dev, disp_ram_adr & 0x0ff );  
-
-          u8g_SetAddress(u8g, dev, 1);           /* cmd mode */
-          u8g_WriteByte(u8g, dev, 0x00b );      /* display ram (cursor) address hight byte */
-          u8g_SetAddress(u8g, dev, 0);           /* data mode */
-          u8g_WriteByte(u8g, dev, disp_ram_adr >> 8 );  
-          
-          u8g_SetAddress(u8g, dev, 1);           /* cmd mode */
-          u8g_WriteByte(u8g, dev, 0x00c );      /* write data */
-          u8g_SetAddress(u8g, dev, 0);           /* data mode */
-          u8g_WriteSequence(u8g, dev, WIDTH/8, ptr);
-          ptr += WIDTH/8;
-          disp_ram_adr += WIDTH/8;
-        }
-        u8g_SetChipSelect(u8g, dev, 0);
-      }
-      break;
-  }
-  return u8g_dev_pb8h1f_base_fn(u8g, dev, msg, arg);
-}
-
-U8G_PB_DEV(u8g_dev_lc7981_160x80_8bit, WIDTH, HEIGHT, PAGE_HEIGHT, u8g_dev_lc7981_160x80_fn, U8G_COM_FAST_PARALLEL);
-
-