home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
The Very Best of Atari Inside
/
The Very Best of Atari Inside 1.iso
/
sharew
/
accs
/
ti59
/
ti59.doc
< prev
next >
Wrap
Text File
|
1985-07-19
|
8KB
|
242 lines
Documentation for TI58C.PRG
---------------------------
Data Entry keys
___ ___
| 0 | through | 9 | - Enters digits 0 through 9. The numeric keypad can
--- --- also be used to enter numbers and functions. The
ENTER key corresponds to the = key and the Clr Home
key corresponds to the CLR key.
___
| . | - Decimal point - Enters decimal point.
---
___ ___
|2nd| | 3 | - Enters the value for PI (3.141592) only to 6 digits until I
--- --- can get true double precision variables.
___
|+/-| - Change sign - changes the sign of he displayed number.
---
Clearing Operations
___
| CE| - Clear Entry - Clears entries made with the digit, decimal point, and
--- change-sign keys only when pressed before a function key.
___
|CLR| - General Clear - Clears calculations in progress and the display.
---
___ ___
|2nd| |CMs| - Clear Memory Storage - Clears all 30 of the memory registers.
--- ---
___ ___
|2nd| | CP| - Clear Program - Clears the program currently in memory.
--- ---
Dual Function Keys
___
|2nd| - Enter function above any key. Must be followed by the key whose
--- function lies just above the key.
___
|INV| - The inverse key reverses the purpose of the key that follows. The
--- inverse key can be used with the following keys:
Function Inverse Function
-------- ----------------
lnx e to the x power
log 10 to the x power
y to the x power xth root of y
Int fractional part
Prod divide into memory
SUM subtract from memory
___ ___ ___ ___ ___
Basic Functions - | + | | - | | X | | / | | = | These functions are also
--- --- --- --- --- available by pressing the
corresponding key on the
numeric keypad where the
ENTER key is the = key.
___ ___
Parenthesis - | ( | | ) |
--- ---
___
|1/x| - Reciprocal - Calculate the reciprocal of the value x by dividing
--- x into 1.
___
|lnx| - Natural Logarithm - Calculates the natural logarithm (base e) of the
--- value in the display.
___ ___ x
|INV| |lnx| - Natural Antilog e - Calculates the natural antilog, e to the
--- --- power x, where x is the value in the display.
___
|log| - Common Logarithm - Calculates the common logarithm (base 10) of the
--- value in the display.
___ ___
|INV| |lnx| - Common Antilog - Calculates the common antilog, 10 to the
--- --- power x, where x is the value in the display.
Angle Calculations
___ ___
|2nd| |Deg| - angles will be measured in decimal degrees.
--- ---
___ ___
|2nd| |Rad| - angles will be measured in radians.
--- ---
___ ____
|2nd| |Grad| - angles will be measured in grads.
--- ----
___ ___
|2nd| |sin| - Calculates sine of an angle.
--- ---
___ ___
|2nd| |cos| - Calculates cosine of an angle.
--- ---
___ ___
|2nd| |tan| - Calculates tangent of an angle.
--- ---
___ ___ ___
|2nd| |sin| |1/x| - Calculates cosecant of an angle.
--- --- ---
___ ___ ___
|2nd| |cos| |1/x| - Calculates secant of an angle.
--- --- ---
___ ___ ---
|2nd| |tan| |1/x| - Calculates cotangent of an angle.
--- --- ---
Integer and Absolute Value
___ ___
|2nd| |Int| - Discards the fractional part of the number in the display.
--- ---
___ ___ ___
|INV| |2nd| |Int| - Discards the integer portion of the number in the display.
--- --- ---
___ ___
|2nd| ||x|| - Absolute alue - Makes the value in the dislay positive.
--- ---
Fixed Point Display
___ ___
|2nd| |Fix |X - Sets fixed point to X decimal places where X ranges from 0-8.
--- ---
___ ___ ___
|INV| |2nd| |Fix| - Cancels fixed point display, returns display to normal.
--- --- --- INV 2nd 9 will do cause the same result.
Square and Square Root
___
| 2|
| x | - Calculates the square of the number in the display.
---
___
| _|
|\/x| - Calculates the square root of the number in the display.
---
Roots and Powers
___
| x|
| y | - Raises the display value y to the x power. The entry sequence is
--- y key x followed by an operation or an = key.
___ ___
| | | x|
|INV| | y | - Takes the x root of the value y in the display. The entry
--- --- sequence is y INV key x followed by an operator of an = key.
Memory Functions
___
|STO|XX - Store - Stores the display value into memory register XX.
---
___
|RCL|XX - Recall - recalls and displays the value stored in memory registed XX
--- and retains the value in XX.
Direct Register Arithmetic
___
|SUM|XX - Memory Sum - adds the display value to the contents of the data
--- register XX and stores the result in XX.
___ ___
|INV| |SUM|XX - Memory Subtract - Subtracts the display value from the contents
--- --- of data ragister XX and store the result in XX.
___
|Prd|XX - Memory Product - multiplies the display value to the contents of the
--- data register XX and stores the result in XX.
___ ___
|INV| |Prd|XX - Memory Divide - Divides the contents of data register XX by
--- --- the display value and stores the result in XX.
___ ___
|2nd| |Exc|XX - Memory/Display exchange - exchanges the contents of data
--- --- register XX with the display value. The display value is
stored and the previous stored value is displayed.
Printing Functions
___ ___
|2nd| |Prt| - Print the displayed value on the line printer if it is on-line.
--- ---
___ ___
|2nd| |Adv| - Advance the paper in the printer one line.
--- ---
Mean, Variance, and Standard Deviation
___ ______
|2nd| |Sigma+| - Enter cumulative data. Display will show number of entries
--- ------ currently in table.
___ ___ ______
|INV| |2nd| |Sigma+| - Cancel cumulative entry. Number of table entries will
--- --- ------ decrease by 1. a value must precede these keys that
will be subrtacted from the table. Display will show
number of entries currently in table.
___ ___
|2nd| | x |(above the 6 key) - Calcules the mean of the values entered
--- --- in the above (Sigma+) fashion.
___ ___ ___
|INV| |2nd| | x |(above the 6 key) - Calculate the standard deviation of
--- --- --- values entered in the Sigma+ fashion.
___ ___
|2nd| | Op|11 - Calculates the variance of the values entered in the Sigma+
--- --- fashion.
The total of the numbers entered in the table is in memory register 1, the
number ef enrties is in memory register 3, and the sum of the squares
of the entries is in memory register 2.
Op Functions
___ ___
|2nd| | Op|10 - Signum function - returns the following:
--- --- display > 0 returns 1
display = 0 returns 0
display < 0 returns -1
___
|RST| - Reset - Resets the program counter to the first instruction of the
--- program.
Programming
___
|SST| - Single Step - Advance the display and program counter up by 1
--- instruction.
___
|BST| - Back Step - Move the diplay and program counter back one instruction.
---
___ ___
|2nd| |Ins| - Insert - Moves all the instructions starting at the current
--- --- one up by one so another instruction may be put at the
current location.
___ ___
|2nd| |Del| - Delete - Deletes the current instruction and moves all of the
--- --- following instructions down by one to fill the empty
memory location.
əəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəəə