5.5. WORKING WITH TABLES 71
lkploop
tstb
beq notthere *this is the basic counting loop
cmpa 0,x
beq foundit
inx
decb
bra lkploop
notthere
clc
rts
foundit
sec
rts
Exercise: Type the above program and enter the input: 1-800-UMD-ALUM. You
should see the following output. Clearly explain how the translation gets done.
=====================================
Lab on using Tables
Name: _____________________
This program is an infinite loop!
Hit the reset button to quit
=====================================
1 1
- -
8 8
0 0
0 0
- -
U 8
M 6
D 3
- -
A 2
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