Casio FX-850P

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Main Page

Precautions5
Contents6
Unit Configuration13
General Guide13
Operational Functions14
Symbol Display16
Keyboard17
Keytop Functions17
Normal Mode17
Screen18
Functions Noted above the Keys18
Lower Case Mode18
Physical Lines and Logical Lines19
Virtual Screen19
Screen Editor19
Display Characters20
Display Contrast20
Character Code Table20
Power Supply21
Battery Replacement21
Auto Power off22
Connector22
Fundamental Operation23
Cal Mode23
Basic Mode23
Formula Storage Function24
Program Input24
Program Execution24
Data Bank Function (Memo in Mode)25
Built-In Scientific Library26
Summary26
Calculation Function27
Manual Calculation Preparations27
Manual Calculation Input and Correction27
Switch the Power of the Unit on27
Priority Sequence31
Number of Digits31
Specifying the Number of Significant Digits and the Number of Decimal Places31
Scientific Calculations32
Trigonometric and Inverse Trigonometric Functions32
Hyperbolic and Inverse Hyperbolic Functions35
Logarithmic Functions, Exponential Functions35
Decimal - Sexagesimal Conversions37
Decimal - Hexadecimal Conversions38
Fact, Nrp, Ncr38
Rec - Pol39
Scientific Function Table40
Calculations Using Variables41
Other Calculations42
Variables42
Arithmetic Operators42
Logical Operators43
Character Operator43
Relational Operators44
Sample Application45
Utilization for Preparing Tables46
Data Input49
Scientific Constant Table49
Data Display50
Data Editing51
Adding Records52
Data Append52
Data Insert52
Data Search53
Data Delete53
Data All Clear53
Using Data Bank Data in Programs54
Conditional Search54
Restore Command55
WRITE Command55
Data Bank Function Applications56
Basic Programming57
Features of Basic57
Basic Program Configuration58
Basic Program Format58
Expanding File Management58
Basic Program Input59
Preparation59
Program Editing61
Changes in a Line before EXE Is Pressed61
Changes in a Line after EXE Is Pressed61
Changes Within a Program Already Input63
Basic Program Execution64
Changes Within a Program Following the EDIT Command64
Executions that Produce Errors65
Simple Programming Errors65
Commands66
Irregular Execution that Do Not Produce Errors66
Program Logic Errors66
Rem67
Input67
Print67
End67
Goto68
For/Next68
Read/Data/Restore68
Gosub/Return68
Operators69
Order of Operations71
Numeric Constants71
String Constants72
Numeric Variables72
String Variables72
Array Variables73
Numeric Arrays and String Arrays75
Variable Types76
Variable Names76
Counting Bytes Used by Variables77
Calculating Program Length77
Program Save78
Program Verify78
Program Load79
Peripheral Devices80
Cassette Interface Unit FA-680
System Configuration80
Connections81
Cassette Interface81
Single Program Save82
Single Program Load82
Loading/Saving All Programs82
Saving and Loading Data Bank Data82
RS-232C Interface83
RS-232C Switch83
Specifications83
Pin Configuration83
Centronics Interface (Printer Interface)84
BASIC Printer Commands84
PRT on Mode84
Plotter-Printer (FP-100)85
Data Printing85
Character Printer (FP-40)86
RAM Expansion Pack (RP-8 (8KB)), (RP-33 (32KB))87
Expanded Memory Map87
Handling RAM Packs88
PB-100 Series Compatibility89
PB-100 Series Program Input/Editing89
PB-100 Series Program Execution90
DEFM Mode90
Using DEFM Statement Arrays91
Loading PB-100 Series Programs92
DEFM Mode Displays92
CLEAR Command, DIM Command, DEFM Command in DIM Mode and DEFM Mode92
Reading PB-100 Series Data93
Command Format93
File Handling Fundamentals95
Filing Devices95
File Descriptors95
Cassette Tapes95
Communications Circuit96
Parameter Default Values97
Command Reference99
Format Elements99
Manual Commands100
Pass100
NEW [ALL] Command101
CLEAR Command101
Memory Map102
Expanded Memory Configuration (Unit=Bytes)102
FRE Command103
Stack Area103
LIST [ALL] Command104
EDIT Command105
VARLIST Command105
RUN Command106
TRON Command107
TROFF Command107
Fundamental Commands108
STOP Command109
GOTO Command110
GOSUB Command111
RETURN Command112
ON GOTO Command113
ON GOSUB Command114
IF - then - ELSE/IF - GOTO - else Command115
FOR - NEXT Command116
REM( ' ) Command118
LET Command119
DATA Command120
READ Command121
RESTORE Command122
PRINT Command123
TAB Command125
LOCATE Command126
CLS Command127
SET Command128
BEEP Command129
INPUT Command130
INKEYS Command131
INPUTS Command132
DIM Command133
ERASE Command134
PEEK Command135
POKE Command136
DEFSEG Command137
ON ERROR GOTO Command138
RESUME Command139
ERL Command140
ERR Command140
Numeric Functions141
ANGLE Function141
SIN, COS, tan Functions142
ASN, ACS, ATN Functions143
HYP SIN, HYP COS, HYP tan Functions144
HYP ASN, HYP ACS, HYP ATN Functions145
EXP Function146
LOG, LN Functions147
SQR Function148
ABS Function149
SGN Function150
INT Function151
FIX Function151
FRAC Function152
ROUND Function152
RAN# Function153
PI Function154
FACT Function154
NPR Function155
NCR Function155
POL Function156
REC Function157
Character Functions158
CHRS Function158
ASC Function159
STRS Function160
VAL Function161
VALF Function162
MIDS Function163
RIGHTS Function164
LEFTS Function165
LEN Function166
HEXS Function166
&H Function167
DEG Function168
DMSS Function169
I/O Commands170
LLIST Command170
LPRINT Command171
OPEN Command173
CLOSE Command174
PRINT # Command175
INPUT # Command176
EOF Command178
SAVE, SAVE ALL Commands179
LOAD, LOAD ALL Commands180
Verify Command181
Data Bank Commands182
NEW # Command182
LIST # Command182
LLIST # Command183
SAVE # Command183
LOAD # Command184
READ # Command185
RESTORE # Command186
WRITE # Command187
Scientific Library188
Library Execution188
Activating the Library188
Library Termination189
Library Activation Display190
Initial Display190
Menu Display190
Examples Used in this Manual191
Precautions When Using the Library191
Memory Calculations192
Memory Calculation Flowchart194
Prime Factor Analysis195
Greatest Common Measure/Least Common Multiple196
Simultaneous Equations (Gauss-Jordan Elimination)196
Simultaneous Equation Flowchart198
Quadratic Equation199
Solution Display199
Cubic Equations200
Cubic Equation Flowchart201
Numeric Solution of an Equation202
Numeric Solution of an Equation (Bisection Method)204
Matrix Operations206
Matrix Set up206
Matrix Addition/Subtration/Multiplication207
Scalar Product213
Matrix Operation Flowchart215
Numeric Integration (Romberg's Method)216
Periodic Functions and Symmetric Functions217
Positive/Negative Integral Values According to Integral217
Large Fluctuation in Integral Values Due to Minute Fluctuation in Integration Range217
Ordinary Differential Equation (Runge-Kutta Method)218
Lagrange's Interpolation219
Gamma Function220
Bessel Function Jn(X)221
Bessel Function Yn(X)222
Modified Bessel Function in(X)223
Modified Bessel Function Kn(X)224
Complex Number225
Absolute Values/Arguments226
Square/Square Root/Reciprocal Number227
Binary-Decimal-Hexadecimal229
Complement/Shift Operations232
Base Conversion233
Help Display233
Straight Line Passing through Two Points234
Angle of Intersection for Two Straight Lines235
Distance between Point and Straight Line236
Rotational Movement237
Circle Passing through Three Points238
Length of Tangent Lines from a Point to a Circle239
Tangent Line Equation240
Area of a Triangle241
Area of a Trapezoid242
Area of a Parallelogram243
Area of a Circle244
Area of a Sector245
Area of a Segment246
Area of an Ellipse247
Area of a Polygon248
Surface Area of a Sphere249
Surface Area of a Zone of a Sphere250
Surface Area of a Spherical Sector251
Surface Area of a Circular Cylinder252
Surface Area of a Circular Cone253
Surface Area of a Frustum of a Circular Cone254
Volume of a Sphere255
Volume of the Zone of a Sphere256
Volume of a Spherical Sector257
Volume of a Circular Cone259
Volume of the Frustum of a Circular Cone260
Volume of a Wedge261
Volume of a Pyramid262
Volume of the Frustum of a Pyramid263
Volume of an Ellipsoid264
Inscribed Circle and Circumscribed Circles of a Polygon265
Regular Polyhedron266
Factorization268
Trigonometric Functions269
Differentials270
Integration271
Laplace Transformation272
Periodic Table274
Atomic Weight275
Scientific Constants279
Electrolytic Dissociation Constants281
Motion and Energy282
Wave Motion284
AC & DC Circuits285
Electric and Magnetic Fields286
Thermodynamics and Others288
Metric Conversions for Length289
Metric Conversions for Area291
Metric Conversions for Volume292
Metric Conversions for Weight294
Upper Probability Integrals (Normal Distribution)295
Upper Probability Integrals (X2 Distribution)296
Upper Probability Integrals (T Distribution)297
Upper Probability Integrals (F Distribution)298
Upper Cumulative Frequency (Binominal Distribution)299
Upper Cumulative Frequency (Poisson Distribution)300
Upper Cumulative Frequency (Hypergeometric Distribution)301
Percentage Point Normal Distribution302
Percentage Point (X2 Distribution)303
Percentage Point (T Distribution)304
Percentage Point (F Distribution)305
Normal Random Numbers306
Exponential Random Numbers307
Single Variable Statistics308
Single Variable Statistics Flowchart310
Linear Regression Analysis (y = a + Bx)311
Logarithmic Regression Analysis (y = a + Binx)314
Exponential Regression Analysis ( y = Ab^X)317
Power Regression Analysis (y = Ax^b)320
Regression Analysis Flowchart (6510, 6520, 6530, 6540)323
Mean Interval Estimation (for Known Variance)324
Mean Interval Estimation Flowchart (for Known Variance)326
Mean Interval Estimation (for Unknown Variance)327
Mean Interval Estimation Flowchart (for Unknown Variance)329
Variance Interval Estimation330
Standard Deviation Interval Estimation333
Standard Deviation Interval Estimation Flowchart335
Variance Ratio Interval Estimation336
Variance Ratio Interval Estimation Flowchart339
Mean Difference Interval Estimation340
Mean Difference Interval Estimation Flowchart343
Ratio Interval Estimation344
Ratio Difference Interval Estimation345
Population Mean Test (Two-Sided): for Unknown Variance347
Population Mean Test Flowchart (Two-Sided for Unknown Variance)349
Population Mean Test (Right Sided): for Unknows Variance350
Population Mean Test Flowchart (Right Sided for Unknown Variance)352
Population Mean Test (Left Sided): for Unknown Variance353
Population Mean Test Flowchart (Left Sided for Unknown Variance)355
Population Mean Test (Two-Sided): for Uknown Variance356
Population Mean Test Flowchart (Two-Sided for Uknown Variance)358
Population Mean Test (Right Sided): for Unknown Variance359
Population Mean Test Flowchart (Right Sided for Unknows Variance)361
Population Variance Test (Two-Sided)365
Population Variance Test Flowchart (Two-Sided)367
Population Variance Test (Right Sided)368
Population Variance Test Flowchart (Right Sided)370
Population Variance Test (Left Sided)371
Population Variance Test Flowchart (Left Sided)373
Variance Ratio Test (Two-Sided)374
Variance Ratio Test Flowchart (Two-Sided)377
Variance Ratio Test (Right Sided)378
Variance Ratio Test Flowchart (Right Sided)381
Variance Ratio Test (Left Sided)382
Variance Ratio Test Flowchart (Left Sided)385
Mean Difference Test (Two-Sided)386
Mean Difference Test Flowchart (Two-Sided)389
Mean Difference Test (Right Sided)390
Mean Difference Test Flowchart (Right Sided)393
Mean Difference Test (Left Sided)394
Mean Difference Test Flowchart (Left Sided)397
Ratio Test (Two-Sided)398
Ratio Test (Right-Sided)399
Ratio Test (Left-Sided)400
Radio Difference Test (Two-Sided)401
Radio Difference Test (Right-Sided)403
Ratio Difference Test (Left Sided)405
Error Message Table409
Command/Function Table411
Reserved Word List412
Basic Command Index415

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