diff --git a/u8g_arm.h b/u8g_arm.h
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+/*
+  
+  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
+
+
+