diff --git a/u8g_arm.h b/u8g_arm.h
deleted file mode 100644
--- a/u8g_arm.h
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
-  
-  u8g_arm.h
-  
-  Header file for u8g LPC122x utility procedures 
-
-  Universal 8bit Graphics Library
-  
-  Copyright (c) 2013, 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.  
-
-*/
-
-
-#ifndef _U8G_ARM_H
-#define _U8G_ARM_H
-
-#include "Libraries/u8glib/u8g.h"
-
-/* system helper procedures */
-void init_system_clock(void);	/* optional: can be called from init code */
-
-void delay_system_ticks(uint32_t sys_ticks);	
-void delay_micro_seconds(uint32_t us);
-
-
-#define PIN(base,bit) ((base)*32+(bit))
-#define DEFAULT_KEY PIN(0,12)
-
-void set_gpio_mode(uint16_t pin, uint8_t is_output, uint8_t is_pullup) U8G_NOINLINE;
-void set_gpio_level(uint16_t pin, uint8_t level) U8G_NOINLINE;
-uint8_t get_gpio_level(uint16_t pin) U8G_NOINLINE;
-
-void spi_init(uint32_t ns) U8G_NOINLINE;
-void spi_out(uint8_t data);
-
-extern uint16_t u8g_pin_a0;
-extern uint16_t u8g_pin_cs;
-extern uint16_t u8g_pin_rst;
-
-uint8_t u8g_com_hw_spi_fn(u8g_t *u8g, uint8_t msg, uint8_t arg_val, void *arg_ptr);
-
-#endif
-
-
-