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Index 106
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Subroutines. See User Defined Functions.
Subtraction
of degrees, minutes, seconds, 37, 39
stack, 7, 9
storage register, 30
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T
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T-register, 8
TAN (tangent/arctangent), 37, 40
Temperature, operating limits, 81
Test operations, 59–65
TF1, TF2 (test flag-1, test flag-2), 59–63
Top of memory, 51
Top row keys, 52
Trigonometric functions, See also Angular mode
cosine/arc cosine, 37, 39
sin/are sine, 37, 39–40
tangent/are tangent, 37, 40
rectangular/polar, 37, 40–41
Truncating to fraction/integer, 42–43
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U
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Underflow, register, 80
User defined functions, 14–16
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V
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Voltage, operating limits, 87–88
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W
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Warranty, 86
W/PRGM—RUN Switch.
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W/PRGM position sets program mode, used to:
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create and edit a stored program or
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write program memory on a magnetic card.
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RUN position sets run mode, used to:
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read a magnetic card into program memory
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do calculations
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execute stored programs.
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