Omron DeviceNet 3G8F7-DRM21-E, Руководство по эксплуатации

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Master Function API Functions
Section 4-4
The I/O data for Slaves registered using this function will be output data 1 and
input data 1.
Reading a Scan List Slave: SCAN_GetSlaveDevice()
Application Range Open status
Function Reads Slave information registered in the scan list.
Call Format BOOL SCAN_GetSlaveDevice(DWORD Handle , WORD, MacId , WORD* Out-
size , WORD* Insize )
Arguments
Return Value TRUE is returned if the specified Slave information was successfully read
from the scan list. FALSE is returned if an error occurred. Detailed error infor-
mation can be read with the GetLastError() function.
Description When this function is completed, the output data size and input data size
(both in bytes, between 0 and 200) will be stored in the buffer at the specified
addresses.
Removing a Slave from the Scan List: SCAN_RemoveDevice()
Application Range Open status
Function Deletes the specified Slave’s registration information from the scan list.
Call Format BOOL SCAN_RemoveDevice(DWORD Handle , WORD MacId )
Arguments
Return Value TRUE is returned if the specified Slave was successfully removed from the
scan list. FALSE is returned if an error occurred. Detailed error information
can be read with the GetLastError() function.
Clearing the Scan List: SCAN_ClearScanlist()
Application Range Open status
Function Deletes the scan list as a group.
Call Format BOOL SCAN_ClearScanlist(DWORD Handle )
Arguments
Return Value TRUE is returned if the specified Board’s scan list was deleted successfully.
FALSE is returned if an error occurred. Detailed error information can be read
with the GetLastError() function.
Type Name Contents
DWORD Handle Device handle obtained by SCAN_Open()
WORD MacId Node address for obtaining Slave information.
Setting range: 0x00 to 0x3F (0 to 63)
WORD Outsize Buffer address for receiving output data size.
WORD Insize Buffer address for receiving input data size.
Type Name Contents
DWORD Handle Device handle obtained by SCAN_Open()
WORD MacId Slave’s node address
Setting range: 0x00 to 0x3F (0 to 63)
Type Name Contents
DWORD Handle Device handle obtained by SCAN_Open()