PCI-1243U is a 4-axis intelligent stepper motor control card with a PCI interface.The card uses a PCD-4541 motion controller that can perform various motion control instructions.For advanced applications, we can also provide a DLL program so you can write Microsoft.® Windows®Applications in the environment.PCI-1243U is an economical solution for PCI motion control.Each axis can be directly controlled by I / O registers on a board.But we recommend that you use the card''''''''''''''''s advanced DLL driver.With DLL drivers, you can easily link to VC ++®, Visual Basic®Or BCB