Mvi Backplane Api Functions - Rockwell Automation Allen-Bradley ControlLogix 1756-MVI Programming Reference Manual

MVI Backplane API
Functions
Function Category
Initialization
Configuration
Direct I/O Access
Messaging
Synchronization
Miscellaneous
This section provides detailed programming information for each of the
MVI Backplane API library functions. The calling convention for each
API function is shown in C format. The API library routines are
categorized by functionality as shown in table 3.D.
Table 3.D - MVI Backplane API Functions
Function Name
MVIbp_Open
MVIbp_Close
MVIbp_GetIOConfig
MVIbp_SetIOConfig
MVIbp_ReadOutputImage
MVIbp_WriteInputImage
MVIbp_ReceiveMessage
MVIbp_SendMessage
MVIbp_WaitForInputScan
MVIbp_WaitForOutputScan
MVIbp_GetVersionInfo
MVIbp_GetModuleInfo
MVIbp_GetProcessorStatus
MVIbp_GetSetupMode
MVIbp_GetConsoleMode
MVIbp_SetModuleStatus
MVIbp_SetUserLED
MVIbp_ErrorString
MVIbp_Sleep
Description
Initialize access to the API Initialization
Terminate access to the API
Get the I/O configuration of the module Configuration
Set the I/O configuration of the module
Read data from the output image Direct I/O Access
Write data to the input image
Retrieve a message sent to the module Messaging
Send a message
Wait for input data read (not supported)
Wait for output data update
Get the MVI API version information
Get the information for this module
Get the current processor status
Get the state of the Setup jumper
Get the state of the console
Set module status to OK or Faulted
Turn the user LED indicators on and off
Get a text description for an error code
Suspend calling task for specified time
Publication 1756-RM004B-EN-P - October 2000
MVI Backplane API 3-5