CADSAR `Lite` v2-15L Manual
Contents
1. Essentially entering a distance as zero lets the program know that you want to solve for the unknown value and will automatically commence the bearing intersection prompts Please note inputting the correct direction of both of the intersection lines is critical to computing a proper solution is Point D second H Last Known LINE or End Point Intersection g i Point P eh Unknown unknown ei B ista 937 calc J Wie gt D gt _ Point c Known Point N N gt IG o s H g n Owl I 1 I Point B Known Point o N 70 964 Calc First Line 1ST LINE Distance Unkn or a ae id 8 Point A First Known 4 or Start Point Diagram of Brg Brg Intersection from Missing Lines XEQ Y Included Angle Y Checks This program module is used to reduce Included Angles from a zero degrees back sight to a forward sight azimuth bearing Press XEQ Y and after inputting the known bearing of the back sight follow the prompts and input each Included Angle in turn by pressing the R S key The reduced azimuth bearing for the forward sight will display Press the R S key to be prompted for further Included Angles or XEQ Z to exit the program Page 6 XEQ D D istance Reduction This program module reduces simple Slope Distance and Zenith Angle observations to an equivalent Horizontal Distance Pleas2. CADSAR Lite v2 15L HP35s Cadastral Surveying Program A P Nikkel Copyright 2010 Nikkel Surveying Ltd PO Box 423 Motueka 7143 Email tony nikkelsurv co nz Table of Contents g Overview amp Disclaimer pi A Quick User Guide p2 gt General User Instructions p3 Cre kee Executable Functions amp Subroutines p4 aE Program Module Instructions p5 7 Full Listing of Variables p8 Full Listing of Program Labels Used p9 LAN D SAR Programming Guide p10 12 MOTUEKA Program Code Appendix A v2 15L OVERVIEW amp DISCLAIMER Overview CADSAR Lite v2 15L has been developed as a simple to use cadastral field calculator including missing lines and boundary intersection calculations It is the smaller brother to the more comprehensive full version of CADSAR v2 12 CADSAR Lite has also been developed as a simple to enter program consisting of 181 lines of code which will take about 1 2 an hour to program into the HP35s as opposed to the approximate 1030 lines of code and 3 hours for the full version of CADSAR Donation Arrangement The program has been written as a fund raising initiative for Motueka Search and Rescue The program remains the intellectual property of Nikkel Surveying Ltd and is made available for general use on a user pays donation basis The suggested level of donation for CADSAR Lite v2 15L is NZ 20 for new users If upgrading from CADSAR v1 0 the suggested level of donation
3. SUBROUTINES Executable Functions amp Subroutines The previous Hewlett Packard Rectangular to Polar R gt P functionality and vice versa that older HP users are accustomed to is not present on the HP35s The following two subroutines can be operated as user executable functions independent of the operation of the main program These executable functions emulate the previous Hewlett Packard R gt P and P gt R functionality exactly including all input and output protocols CADSAR Lite v2 15L Executable Functions Overview XEQ P R gt P Rectangular to P olar Conversion XEQR P gt R Polar to R ectangular Conversion XEQ P Rectangular to P olar Conversion Enter the East coordinate into the Y Stack and North coordinate into the X Stack and press XEQ P The function outputs the resulting P olar Angle or Bearing into the user Y Stack in decimal degrees and the Radius or Distance into the X Stack XEQ R Polar to R ectangular to Conversion Enter the Angle or Bearing in decimal degrees into the Y Stack and Radius or Distance into the X Stack and press XEQ R The function outputs the resulting R ectangular coordinate pair with the East coordinate in the user Y Stack and North coordinate in the user X Stack Page 4 PROGRAM MODULES XEQ L L inks to Meters Conversion Input the Links value and press XEQ
4. l Not Used Free for User Defined Programs J Not Used Free for User Defined Programs K Not Used Free for User Defined Programs N Not Used Free for User Defined Programs 0 Not Used Free for User Defined Programs Q Not Used Free for User Defined Programs S Not Used Free for User Defined Programs T Not Used Free for User Defined Programs U Not Used Free for User Defined Programs V Not Used Free for User Defined Programs W Not Used Free for User Defined Programs X Not Used Free for User Defined Programs Page 9 PROGRAMMING GUIDE Programming Guide It is assumed the reader if familiar with the HP35s User s Manual and in particular Chapter 13 CADSAR Lite v2 15L is made up of approximately 180 lines of code and will take the average user about 1 2 hour to enter To avoid loss of program memory it is suggested that the batteries are changed one at a time as soon as possible after the Battery Low annunciator symbol turns on See the HP35s User Manual sections1 1 and A 3 for instructions on changing the batteries Program Prompts Program prompts such as MISSING LINES are entered into program memory by first pressing the EQN key then recalling the relevant letter keys See HP35s Manual page 13 16 Program prompts are identified in the program code by a leading symbol The symbol is not entered into the program but is placed in the program code to remind the programmer to use the EQN key For exa
5. L to return the converted Meters value to the user X Stack The number of decimal places will be displayed according to the Flag 3 status Further Links values can be converted by inputting them and pressing the R S key XEQ F F ix Display Toggles Between 2 and 3 Decimal Places Input the Feet value and press XEQ F to return the converted Meters value to the user X Stack The number of decimal places will be displayed according to the Flag 3 status Further Feet values can be converted by inputting them and pressing the R S key XEQ M M issing Line Calculation This program module is designed to perform Missing Line calculations and can also be used to compute the two missing distances formed by a Bearing Bearing Intersection Missing Lines Option By default this program module is used to compute a missing line between the start and end points of a missing line sequence The module will prompt for the Bearing and Distance of each consecutive line within the missing line sequence and continue to append to the sequence until the Missing Line computation is initiated To break out of the Missing Line entry and initiate the Missing Line computation input a negative value ve at the next Bearing input prompt After displaying the computed Missing Line Bearing and Distance pressing the R S key will automatically re enter the missing line entry sequence and appe
6. that these commands point to check to see that any related line numbers have been correctly retained These lines are colored yellow and orange in the program code for easy identification Lines such as STO X refer to storing in the variable X and not the multiplication symbol Generally if the multiplication symbol is in a line of code it will be shown in lower case as an x not an X For example STOx X means store times x the variable X Page 12
7. cial subroutine designed as a loop control catch pit that enables the correct interaction of program modules and executable functions The program LBL 2 must be entered at the top of program memory for correct operation and should therefore be the first program to be entered For instructions on locating the top of program memory see User s Manual page13 6 It is suggested that when entering subsequent programs the easiest way to get to the end of program memory is to press the following keys GTO prem Access to FLAG 10 In the program code there are several references to setting and clearing Flag 10 SF 10 or CF 10 As there is no 10 key on the calculator entering a decimal point followed by a zero is equivalent to entering the number 10 For example the following line Sets Flag 10 SF 10 M002 ISF 10 and is entered into program memory by pressing the following keys GS FLAGS 1 0 Conversely CS FLAGS 2 0 will Clear Flag 10 CF 10 Common Programming Errors Care should be taken when entering the program code to check that each line is entered correctly The length of each module in bytes is shown by the LN number at the top of each program label and can be used as a partial check that your code matches the original code See HP Manual p13 22 Some common errors as follows Page 11 If deleting and or editing lines containing the GTO or XEQ commands or lines
8. e note this is a simple reduction and does not apply any corrections for height above sea level ellipsoidal height or scale factor Press XEQ D and follow the prompts to input Zenith Angle and Slope Distance as required The reduced Horizontal Distance will be displayed Press the R S key to be prompted to reduce further slope distances or XEQ 2 to exit the program If the simple difference in height is required at any stage then while the Horizontal Distance is displayed e g D 86 603 press the bottom left hand Cancel or C key This will show the simple difference in height in the user Y stack and horizontal distance in the user X stack As above press the R S key to be prompted to reduce further slope distances or XEQ Z to exit the program XEQ Z Ex Z it CADSAR All of the CADSAR program modules can be correctly exited by pressing XEQ 2 This will return the user stack and set the display to two decimal places Please note it is optional not compulsory to exit any particular program module that might be in use as other program modules can be executed directly by pressing the XEQ key and relevant module key However from to time it is a good idea to press XEQ Z to reset program memory or to fix any program crashes that might otherwise occur Page 7 CADSAR Lite v2 15L Variables Used The variables utilized by CADSAR are used as t
9. emporary Input Output variables during program operation and using these values for personal use will not affect the operation of CADSAR However executing CADSAR modules will overwrite any values stored in these temporary variables The following table indicates how the variables A Z are used by CADSAR Lite v2 15L Variable Program Use Description C Not Used Free for Use o Temorary Distance Input Output O E Not Used Free for Use F Not Used Free for Use G Not Used Free for Use H Not Used Free for Use l Not Used Free for Use J Not Used Free for Use K Not Used Free for Use L Not Used Free for Use M Not Used Free for Use N Not Used Free for Use 0 Not Used Free for Use P Not Used Free for Use Q Not Used Free for Use R Not Used Free for Use aR Po T Not Used Free for Use U Not Used Free for Use V Not Used Free for Use W Not Used Free for Use Page 8 CADSAR v2 12 Program Labels Used The following table indicates how the Program Labels A Z are used by CADSAR Lite v2 15 LABEL Subroutine Description A Not Used Free for User Defined Programs B Not Used Free for User Defined Programs C Not Used Free for User Defined Programs E Not Used Free for User Defined Programs G Not Used Free for User Defined Programs H Not Used Free for User Defined Programs
10. is NZ 15 There is no cost for existing users to upgrade change from version 2 0 onwards Donations should be directed to Motueka Search and Rescue C Nikkel Surveying Ltd PO Box 423 Motueka 7143 Disclaimer While considerable effort on the part of the author has gone into ensuring that CADSAR Lite v2 15L will work correctly no liability or responsibility is accepted for use of the program Page 1 Registration To register for future updates and or contribute to suggested enhancements please contact Tony Nikkel PO Box 423 Motueka 7143 tony nikkelsurv co nz CADSAR Lite v2 15L Quick User Guide LBL Module Options Sub Module XEQ L L inks to Meters R S Conti nue Conversions Conversion XEQ Z Optional Exit Program XEQ F F eet to Meters R S Conti nue Conversions Conversion XEQ Z Follow Prompts Exit Program XEQ M M issing Lines and Bearing gt 0 Positive Continue ML Input Be N an Bearing lt 0 Negative Compute Missing Line Missing Line Distance 0 Zero Compute Intersections Sequence R S Continue Option XEQ Z Optional Exit Program XEQ Y Included Angle Y R S Conti nue Conversions Checks XEQ Z Optional Exit Program XEQ D D istance Reduction R S Continue Reductions XEQ Z Optional Exit Program XEQ Z Ex Z it CADSAR N A N A Page 2 GENERAL USER INSTRUCTIONS Program Initialisation No initialisation is required However the calculato
11. mple the following line is a program prompt M003 MISSING LINES The above line is entered into program memory by pressing the following keys EQN RCLM RCL I RCLS RCLS RCLI RCLN RCLG I SPACE RCLL RCL RCLN RCLE RCLS ENTER All other functions and numbers can be identified by the absence of a leading symbol and can be entered into program memory using the standard calculator keys and functions For example the following is a program line entered using the function keys E21 STO B M009 STO B Programmable Equations Programmable equations are used in some subroutines such as LBL P and LBL R They are preceded by the CF 10 function and identified in the program code by a leading symbol The symbol is not entered into the program but is placed in the program code to remind the programmer to use the EQN key The stack register functions such as REGY and REGX are entered by pressing the EQN Key followed by the R or RDN KEY to access the stack register menu then selecting the relevant stack level by pressing the lt or gt keys See HP35s Manual page B 7 For example the following is a programmable equation Page 10 P002 CF 10 P003 1i 0xREGX 0i 1XREGY The above line P003 is entered into program memory by pressing the following keys EQN 1 i O x R lt gt X ENTER O i 1 x R lt gt Y ENTER ENTER Loop Control Catch Pit LBL Z is a spe
12. nd any further lines to the current sequence To compute further missing lines to the appended sequence repeat as above otherwise press XEQ M to start a new missing line sequence Bearing Bearing Intersection by Missing Lines Option After computing a Missing Line as discussed above or inputting the last known bearing and distance of a missing line sequence the Bearing Bearing intersection option is initiated with reference to the diagram below as follows Input the bearing from the last known point missing line end point to the intersection point P as if the missing line sequence is to be continued e g 260 10 20 Then Input the next distance as 0 zero to break out of the Missing Line entry sequence and initiate the Bearing Bearing intersection option At the prompt input the bearing from the first or missing line start point to the intersection point P e g Bearing to Intersect 5 10 40 Continue to press the R S key to display the intersection or first line bearing and calculated distance followed by the second line bearing and calculated distance Page 5 Pressing the R S key after displaying the second line distance will automatically re enter the missing line entry sequence and append any further lines to the current sequence from the last know or missing line end point D To start a new missing line sequence press XEQ M or press XEQ Z to exit this module
13. r should be set to RPN and Degrees modes Occasionally pressing XEQ Z will help to reset program memory and fix any program crashes that might otherwise occur Program Execution Program Modules or Executable Functions are initiated by pressing the XEQ key followed by the relevant letter key and activated by pressing the ENTER key For Example to initiate the Missing Line Program press the following Keys XEQ M ENTER Program Inputs All user inputs are executed by pressing the R S key Intermediate calculations can be conducted on any input value by first undertaking the required RPN calculations then executing the resultant value by pressing the R S key For example you can add 90 degrees to a bearing input by pressing the ENTER 90 and keys before pressing the R S key Fixed Decimal Places The number of decimal places for Bearing input output is set to 4 and the number of decimal places for Distance input output is selectable to either 2 or 3 To change the number of decimal places for Distance input output from 2 to 3 places and back again simply set or Clear Flag 3 as required When Flag 3 is set the display is set to three decimal places Automatic Distance Conversion In the Missing Line module a Distance can be automatically converted from Links to Meters by inputting the distance as negative ve Page 3 EXECUTABLE FUNCTIONS amp
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