Specifications

Touch System Programmer’s Guide 7-1

CTKERN

his chapter describes the features and capabilities of the CTKERN

driver, as well as its installation procedures and parameters. It also

discusses the operation of the CTKERN calibration program

(CALIB.EXE).

This chapter discusses the following topics:

• Overview.

• Calibration.

• Scaling.

• Touch Reporting.

• Calibration and Scaling Examples.

• Temporal Filter.

• Methods for Interfacing CTKERN and an Application Program.

• Loading the CTKERN Driver.

• Determining if the CTKERN Driver Is Installed.

• Calling CTKERN Functions.

• CALIB.EXE.

• CALIB.DAT.

• CTKERN Programming Examples.

See Appendix D, “CTKERN Function Reference,” for the

specifications of each CTKERN function.

CTKERN