Symbol Technologies PDT 1100 Chapter 4 DLL Functions

4-1

Chapter 4 DLL Functions

Ir-Transfer Utility C DLL supports the following three functions:

!GetIt3cDllVersion() Gets the version of the current DLL.

!ExecIt3c() Transfers files.

!AbortIt3c() Aborts the current file transfer.

You can call these functions from VC++4.0 or VB4.0. For VC++4.0, include “It3capi.h.”

For VB4.0, use the function “It3cw32d.dll” by writing the declare statement in to “(General)

(Declarations)” of the module file. For the instructions on how to use them, refer to the

“It3cw32.bas” and sample programs.

Contents

Main Page Page ii iii Contents About This Guide Chapter 1. Introduction Chapter 2. DLL File For mats iv Chapter 3. Setting up the PDT 1100 in System Mode Chapter 4. DLL Functions Appendix A. Error Codes Index Feedback About This Guide Introduction Related Publications Chapter Descriptions Notational Conventions Service Information Symbol Support Centers Warr an ty viii Warranty Coverage and Procedure General Chapter 1 Introduction DLL Disks The DLL for IR-Transfer Utility C Disk Contains: Under the Root Directory Under the VC40 directory What is IR-Transfer Utility C DLL? Computers Available for IR-Transfer Utility C DLL Installing IR-Transfer Utility C and E DLL Preparations for Using IR-Transfer Utility C DLL IR Devices Available for IR-Transfer Utility E DLL External IR Transceivers IR Port-Integrated Computers Chapter 2 DLL File Formats File Formats Supported by DLL User Program Files Function Files Page Data Files Interpre ting CR-LF Codes in reco rds Page Directory Path Names and File Names Directory Path Name s File Names 2-8 2-9 2-10 Start of File Transmission Page Chapter 3 Setting up the PDT 1100 in System Mode File Transfer in System Mode Setting up the PDT 1100 in System Mode Setting Communications Parameters Downloading Uploading Programming in PDT 1100-BASIC 3.0 Setting Communications Parameters using the OUT Statement Setting Communications Parameters using the OPEN COM: Statement Creating a Source Program Using the XFILE Statement Page Chapter 4 DLL Functions Page 4-3 ExecIt3c() Description Uploads (receives) or downloads (sends) the designated file. Syntax where: Page AbortIt3c() Page Appendix A Error Codes A-2 Table 1-1. Error Codes (Continued) Index Index-2 S U V W X Tell Us What You Think...