diff --git a/CT Lab 8.nsd b/CT Lab 8.nsd
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+<?xml version="1.0" encoding="ISO-8859-1"?>
+<root text="&#34;CT Lab 8&#34;" comment="" type="program" style="nice">
+ <children>
+
+<instruction text="&#34;ACD-value = adc_get_value()&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<alternative text="&#34;T0 is pressed&#34;" comment="" color="FFFFFF">
+ <qTrue>
+
+<instruction text="&#34;LCD Background Color = green&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<instruction text="&#34;7 Segment display = ADC-value&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<instruction text="&#34;Display ADC-Value in LED-31-0&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+ </qTrue>
+ <qFalse>
+
+<instruction text="&#34;read 8-bit from switches S7..S0&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<instruction text="&#34;diff = value(S7..S0) – ADC-value&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<alternative text="&#34;diff &#62;= 0&#34;" comment="" color="FFFFFF">
+ <qTrue>
+
+<instruction text="&#34;LCD Background Color = blue&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<instruction text="&#34;7 Segment display = diff&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<case text="diff,&#34;&#60; 4&#34;,&#34;&#60; 16&#34;,else" comment="" color="FFFFFF">
+<qCase>
+
+<instruction text="&#34;LCD-Display = 2 Bit&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+</qCase>
+<qCase>
+
+<instruction text="&#34;LCD-Display = 4 Bit&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+</qCase>
+<qCase>
+
+<instruction text="&#34;LCD-Display = 8 Bit&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+</qCase>
+</case>
+ </qTrue>
+ <qFalse>
+
+<instruction text="&#34;LCD Background Color = red&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<instruction text="&#34;7 Segment display = diff&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+<instruction text="&#34;second line lcd = count number binary zeros in diff&#34;" comment="" color="FFFFFF" rotated="0"></instruction>
+ </qFalse>
+</alternative>
+ </qFalse>
+</alternative>
+ </children>
+</root>