diff --git a/branches/follower/wiz810mj/src/lib/delay.c b/branches/follower/wiz810mj/src/lib/delay.c
deleted file mode 100644
index c404036..0000000
--- a/branches/follower/wiz810mj/src/lib/delay.c
+++ /dev/null
@@ -1,77 +0,0 @@
-/**
- * @file		delay.c
- * @brief 		waiting functions
- */
-
-#include "types.h"
-#include "delay.h"
-
-
-//---- MODIFY_2005_10_31 : PM-A1 V1.1 --> V1.2 (16MHz --> 8MHz)
-void wait_1us(u_int cnt)
-{
-	/* 16MHz : 16 CLK 1us : 1 + (1 + (1+1)*4 + 1 + (2+1))*cnt + 1  + 1*/ 
-	/*	
-	asm volatile
-	(
-		"movw	r24, %A0"		"\n\t"
-		"L_US:"				"\n\t"
-		"ldi	r26, lo8(4)"	 	"\n\t"
-		"L_US0:"			"\n\t"
-		"dec	r26"			"\n\t"
-		"brne	L_US0"			"\n\t"
-		"sbiw	r24, 1"			"\n\t"
-		"brne	L_US"			"\n\t"
-		"nop"				"\n\t"
-		:  :"r" (cnt)
-	);	
-	*/	
-	/* 8MHz : 8 CLK 1us : 1 + (1*5 + (2+1))*cnt + 1  + 1*/ 
-	asm volatile
-	(
-		"movw	r24, %A0"		"\n\t"
-		"L_US:"				"\n\t"
-		"nop"				"\n\t"
-		"nop"				"\n\t"
-		"nop"				"\n\t"
-		"nop"				"\n\t"
-		"nop"				"\n\t"
-		"sbiw	r24, 1"			"\n\t"
-		"brne	L_US"			"\n\t"
-		"nop"				"\n\t"
-		:  :"r" (cnt)
-	);	
-	
-}
-//---- END_MODIFY
-
-/*
-********************************************************************************
-*               WAIT FUNCTION
-*
-* Description : This function waits for 10 milliseconds
-* Arguments   : cnt - is the time to wait
-* Returns     : None
-* Note        : Internal Function
-********************************************************************************
-*/
-void wait_10ms(u_int cnt)
-{
-	for (; cnt; cnt--) wait_1ms(10);
-}
-
-
-/*
-********************************************************************************
-*               WAIT FUNCTION
-*
-* Description : This function waits for 1 milliseconds
-* Arguments   : cnt - is the time to wait
-* Returns     : None
-* Note        : Internal Function
-********************************************************************************
-*/
-void wait_1ms(u_int cnt)
-{
-	for (; cnt; cnt--) wait_1us(1000);
-}
diff --git a/branches/follower/wiz810mj/src/lib/delay.h b/branches/follower/wiz810mj/src/lib/delay.h
deleted file mode 100644
index 27a563e..0000000
--- a/branches/follower/wiz810mj/src/lib/delay.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/**
- * @file		delay.h
- * @brief 		header for waiting functions
- */
-
-#ifndef _DELAY_H
-#define _DELAY_H
-
-extern void wait_1us(u_int cnt);
-
-extern void wait_1ms(u_int cnt);
-
-extern void wait_10ms(u_int cnt);
-
-#endif