USA .................................................................................................R-1
Canada .............................................................................................R-1
LED safety.............................................................................................R-2
Warranty ................................................................................................R-2
CAS .......................................................................................................R-4
Glossary .................................................................................................R-6
Operating details....................................................................................R-7
Batteries ...........................................................................................R-7
Home variables......................................................................................R-8
Math functions ...............................................................................R-15
Program constants..........................................................................R-17
Program commands .......................................................................R-18
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