; ASG5.ASM
; DETERMINING THE LENGTH OF AN ASCII STRING OF CHARACTERS
; BY: MIKE GALLANT
; DATE: OCTOBER 10, 1996

		CPU "6800.TBL"
		


		CLRA				; CLEAR ACCUM A
		CLRB				; CLEAR ACCUM B
		


Hex Address	Mneumonics	Hex Contents	Comments

0010		CLRA		4F		Clear Accum. A
0011		CLRB		5F		Clear Accum. B
0012		LDAB		C6 		Load Accum. B
0013		2E		2E		with ASCII Value ‘.' (Period)
0014		LDX		CE		Load index register
0015		00		00		immediate with first address
0016		50		50		to search for match with
0017		LDAA, X	A6		Load Accum. A indexed
0018		00		00		with 00 offset
0019		CBA		11		Compare The Two Values
001A		BEQ		27		If equal Branch to  
001B		03		03		this location
001C		INX		08		Increment Index Register
001D		BRA		20		Branch Back 
001E		F8		F8		To Compare Again
001F		STX		DF		Store Location in 
0020		00		00		Index Register
0021		99		99		Here
0022		HLT		3E		Halt.
-----
0050		22		22		"		
0051		54		54		T
0052		68		68		h
0053		65		65		e
0054		20		20		
0055		51		51		Q
0056		75		75		u
0057		69		69		i
0058		63		63		c
0059		6B		6B		k
005A		20		20
005B		42		42		B
005C		72		72		r
005D		6F		6F		o
005E		77		77		w
005F		6E		6E		n
0060		20		20		
0061		46		46		F
0062		6F		6F		o
0063		78		78		x
0064		2E		2E		.
0065		22		22		"
-----
0099		--		--		Reserved for Location of Result
009A		--		--		Reserved for Location of Result