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55
Board Status
Section 4-2
Error Log Access Service API Functions
Use the following API functions to read and clear the error log.
PC Watchdog Timer Service API Functions
Use the following API functions to control the PC watchdog timer function.
4-2
Board Status
The following diagram shows how the Board status is changed by API func-
tions. There are restrictions on what API functions can be used, depending on
the Board status. Refer to
Application Range
under each function description
for details.
SCAN_GetCycleTime
Reads the present value of the communi-
cations cycle time.
SCAN_GetMaxCycleTime
Reads the maximum value of the communi-
cations cycle time.
SCAN_GetMinCycleTime
Reads the minimum value of the communi-
cations cycle time.
SCAN_ClearCycleTime
Clears the maximum and minimum com-
munications cycle times.
API function
Operation
SCAN_GetErrorLog
Reads the error log.
SCAN_ClearErrorLog
Clears the error log.
API function
Operation
SCAN_EnablePCWDTTimer
Enables or disables the PC watchdog timer.
SCAN_RefreshPCWDTTimer
Refreshes the PC watchdog timer.
API function
Operation
I/O communications active
(Master functions)
Start Remote I/O Scan
SCAN_StartScan
Stop Remote I/O Scan
SCAN_StopScan
Join Network
SCAN_Online
Disconnect from Network
SCAN_Offline
I/O communications active
(Slave functions)
Start Master I/O Communications
SCAN_ConnectMasterDevice
Stop Master I/O Communications
SCAN_DisconnectMasterDevice
Open Board
SCAN_Open
Close Board
SCAN_Close
Closed state
Open state
Offline state
Online state
I/O commu-
nications
stopped
Summary of Contents for DeviceNet 3G8F7-DRM21-E
Page 1: ...OPERATION MANUAL Cat No W381 E1 02 3G8F7 DRM21 E DeviceNet PCI Board ...
Page 2: ...3G8F7 DRM21 E DeviceNet PCI Board Operation Manual Revised July 2005 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 29: ...12 Preparation for Operation Section 1 8 ...
Page 67: ...50 PC Watchdog Timer Management Function Section 3 11 ...
Page 115: ...98 Maintenance API Functions Section 4 7 ...
Page 131: ...114 Remote I O Communications Characteristics Section 6 1 ...
Page 145: ...Index 128 ...
Page 147: ...130 Revision History ...