User`s guide

CARROLL TOUCH Chapter 8 - TAPI Debug
Touch System Diagnostics (CTDIAG) User’s Guide 8-3
ltapi.bat
If the driver does not install correctly, check all communication
parameters, then refer to the
Touch System Programmer’s Guide
for
additional information.
2. Start CTDIAG and use TAPI interrupt as the interface method. You
can specify TAPI interrupt as a command line option (ctdiag
i:T; see Chapter 9 for details) or in the CTDIAG.CFG
configuration file (see Appendix B for details). The Test menu
appears. Otherwise, select the TAPI interrupt interface method from
the Test Configuration Menu, then advance to the Test menu.
3. Select Debug from the Test Menu and press F10 to start TAPI
Debug. As shown in Figure 8-1, CTDIAG prompts for the
hexadecimal AX register value in the Message line.
Figure 8-1. SFP TAPI Debug Screen
4. Type 4 to select TAPI function 4,
GetCommunicationParameters
.
CTDIAG loads the value 4 into the AX register, then prompts you
to:
Enter the BX regs in HEX:
5. Because AX is the only call needed for this function, press ENTER to
accept the default value of 0H for the BX register. When prompted,
press ENTER to accept the default value of 0H for the CX and DX
registers, as well.