(Page 4 of 22 in this chapter) Version

TxMvipOpen

Description

Opens the MVIP/H.100/H.110 driver on the specified TX board.

Prototype

short TxMvipOpen (TXBOARD_T board,
unsigned short swint)
board TX board number.
swint For DOS only, software interrupt assigned to TX driver for this board. This parameter is ignored for other PC operating systems.

Return Values

MVIP_NO_DRIVERTX driver not found or invalid interrupt number.
MVIP_OPEN_FAILOpening of MVIP manager failed.
MVIP_BAD_BOARDInvalid board number requested.

Details

If successful, a call to TxMvipOpen will return the specified TX board's handle number to be used in subsequent requests. It must be called before any of the other API routines for a particular board.

(Page 4 of 22 in this chapter) Version

tech_support@nmss.com

Copyright © 2000, Natural MicroSystems, Inc. All rights reserved.