Texas Instruments Voyage 200, Руководство пользователя

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890 Appendix A: Functions and Instructions
For example, a 100_ ¡ C range (from 0_ ¡ C to
100_ ¡ C) is equivalent to a 180_ ¡ F range:
To convert a particular temperature value instead
of a range, use
tmpCnv()
.
Toolbar
CATALOG
Toolbar
block
EndTBar
Creates a toolbar menu.
block
can be either a single statement or a
sequence of statements separated with the “:”
character. The statements can be either
Title
or
Item
.
Items
must have labels. A
Title
must also have a
label if it does not have an item.
Program segment:
©
:Toolbar
: Title "Examples"
: Item "Trig", t
: Item "Calc", c
: Item "Stop", Pexit
:EndTbar
©
Note: When run in a program, this segment
creates a menu with three choices that branch
to three places in the program.
Trace
CATALOG
Trace
Draws a
Smart Graph
and places the trace cursor
on the first defined Y= function at the previously
defined cursor position, or at the reset position if
regraphing was necessary.
Allows operation of the cursor and most keys
when editing coordinate values. Several keys,
such as the function keys,
O
, and
3
, are
not activated during trace.
Note: Press ¸ to resume operation.
Try
CATALOG
Try
block1
Else
block2
EndTry
Executes
block1
unless an error occurs. Program
execution transfers to
block2
if an error occurs in
block1
. Variable
errornum
contains the error
number to allow the program to perform error
recovery.
block1 and block2 can be either a single statement
or a series of statements separated with the “:”
character.
Program segment:
©
:Try
: NewFold(temp)
: Else
:
¦
Already exists
: ClrErr
:EndTry
©
Note: See
ClrErr
and
PassErr
.
_
¡
C
0 100
_ ¡ F
212
32
180_ ¡ F
100_
¡
C