Omega Engineering OME-A826PG 사용자 설명서

OME-A-826PG Software Manual [Win 95/98/NT]

4 Program Architecture

Access/Control the Device

Close the Device-Driver

Initialize the Device-Driver

A826_DriverInit()

….
    A826_InputByte( … )
    ……..
    ……..
    A826_OutputByte(…)
…..

A826_DriverClose()

Device Control

Hardware Devices

Services Call into Kernel-Mode

Function Call into DLLs

.VXDs, .SYSs (Device Driver)

DLLs

User's Application

Development
Toolkit

Date: Aug-15-2000 Ver: 2.2 Page 55