User Manual
Table Of Contents
- Getting Ready
- Contents
- About This User’s Guide
- Chapter 1 Getting Acquainted
- Chapter 2 Using the Main Application
- 2-1 Main Application Overview
- 2-2 Basic Calculations
- 2-3 Using the Calculation History
- 2-4 Function Calculations
- 2-5 List Calculations
- 2-6 Matrix and Vector Calculations
- 2-7 Using the Action Menu
- 2-8 Using the Interactive Menu
- 2-9 Using the Main Application in Combination with Other Applications
- 2-10 Using Verify
- Chapter 3 Using the Graph & Table Application
- Chapter 4 Using the Conics Application
- Chapter 5 Using the 3D Graph Application
- Chapter 6 Using the Sequence Application
- Chapter 7 Using the Statistics Application
- 7-1 Statistics Application Overview
- 7-2 Using List Editor
- 7-3 Before Trying to Draw a Statistical Graph
- 7-4 Graphing Single-Variable Statistical Data
- 7-5 Graphing Paired-Variable Statistical Data
- 7-6 Using the Statistical Graph Window Toolbar
- 7-7 Performing Statistical Calculations
- 7-8 Test, Confidence Interval, and Distribution Calculations
- 7-9 Tests
- 7-10 Confidence Intervals
- 7-11 Distribution
- 7-12 Statistical System Variables
- Chapter 8 Using the Geometry Application
- Chapter 9 Using the Numeric Solver Application
- Chapter 10 Using the eActivity Application
- Chapter 11 Using the Presentation Application
- Chapter 12 Using the Program Application
- Chapter 13 Using the Spreadsheet Application
- Chapter 14 Using the Setup Menu
- Chapter 15 Configuring System Settings
- 15-1 System Setting Overview
- 15-2 Managing Memory Usage
- 15-3 Using the Reset Dialog Box
- 15-4 Initializing Your ClassPad
- 15-5 Adjusting Display Contrast
- 15-6 Configuring Power Properties
- 15-7 Specifying the Display Language
- 15-8 Specifying the Font Set
- 15-9 Specifying the Alphabetic Keyboard Arrangement
- 15-10 Optimizing “Flash ROM”
- 15-11 Specifying the Ending Screen Image
- 15-12 Adjusting Touch Panel Alignment
- 15-13 Viewing Version Information
- Chapter 16 Performing Data Communication
- Appendix

20050501
k Other
CloseComPort38k
Syntax: CloseComPort38k
Function: Closes the 3-pin COM port.
Example: See the GetVar38k command.
GetVar38k
Syntax: GetVar38k
䡺<variable name>
Function: Receives variable names and variable contents.
Description
• The OpenComPort38k command must be executed before this command is executed.
• The CloseComPort38k command must be executed after this command is executed.
Example: To connect two ClassPad units with an SB-62 cable, and transfer the contents
of the sending unit’s variable “s” to the receiving unit’s variable “g”
Sending Unit Program
123 S s
OpenComPort38k
SendVar38k s
CloseComPort38k
Receiving Unit Program
OpenComPort38k
GetVar38k g
CloseComPort38k
Notes
•Run the receiving unit’s program first, and then run the sending unit’s
program.
•You can use any commands beside the four data communication commands
(Send38k, Receive38k, SendVar38k, or GetVar38k) between the
OpenComPort38k and CloseComPort38k commands.
12-6-45
Program Command Reference