TI -86 用户手册

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222
Chapter 16: Programming
16PROG.DOC   TI-86, Chap 16, US English   Bob Fedorisko   Revised: 02/13/01 2:36 PM   Printed: 02/13/01 3:04 PM   Page 222 of 16
16PROG.DOC   TI-86, Chap 16, US English   Bob Fedorisko   Revised: 02/13/01 2:36 PM   Printed: 02/13/01 3:04 PM   Page 222 of 16
16PROG.DOC   TI-86, Chap 16, US English   Bob Fedorisko   Revised: 02/13/01 2:36 PM   Printed: 02/13/01 3:04 PM   Page 222 of 16
PROGRAM:FUNCTABL
:Func:Fix 2:FnOff:PlO
ff
:y1=.6 x cos x
:ClLCD
:Eq
4St(y1,STRING)
:Outpt(1,1,"y1=")
:Outpt(1,4,STRING)
:Outpt(8,1,"PRESS ENT
ER")
:Pause
:ClLCD
:y2=der1(y1,x,x)
:y3=der2(y1,x,x)
:DispT
:GrStl(1,1):GrStl(2,2
):GrStl(3,7)
:2¶xRes
:ZTrig
:Trace
The name of the program
Set graphing and decimal modes (mode screen); turn off
functions (
GRAPH
 
VARS
 menu) and plots (
STAT
 
PLOT
 menu)
Define the function (assignment statement)
Clear the home screen (
PRGM
 
I
à
O
 menu)
Convert 
y1
 into the string variable 
STRING
 (
STRNG
 menu)
Display 
y1=
 at row 1, column 1 (
PRGM
 
I
à
O
 menu)
Display value stored to 
STRING
 at row 1, col. 4 (
PRGM
 
I
à
O
 menu)
Display 
PRESS ENTER
 at line 8, column 1 (
PRGM
 
I
à
O
 menu)
Pause the program (
PRGM
 
CTL
 menu)
Clear the home screen (
PRGM
 
I
à
O
 menu)
Define 
y2
 as the first derivative of 
y1
 (
CALC
 menu)
Define 
y3
 as the second derivative of 
y1
 (
CALC
 menu)
Display the table (
PRGM
 
I
à
O
 menu)
Set graph styles for 
y1
y2
, and 
y3
 (
PRGM
 
CTL
 menu)
Store 
2
 to the window variable 
xRes
 (
GRAPH WIND
 menu)
Set the viewing window variables (
GRAPH
 
ZOOM
 menu)
Display the graph, activate trace cursor, and pause (
GRAPH
 menu)
Breaking (Interrupting) a Program
To break (interrupt) the program, press ^. The 
ERROR 06 BREAK
 menu is displayed.
♦ 
To display the program editor where the interruption occurred, select 
GOTO
 (&).
♦ 
To return to the home screen, select 
QUIT
 (*).