Fastech Ezi-Step Plus-R

- 10 7 -
107
Library for PC Program
FAS_PosTableReadOneItem
To read specific item in the specific position table
Syntax
int FAS_PosTableReadOneItem(
BYTE nPortNo,
BYTE iSlaveNo,
WORD wItemNo,
WORD wOffset,
long* lPosItemVal
);
Parameters
nPortNo
Port number of relevant drive.
iSlaveNo
Slave number of relevant drive.
wItemNo
Item number to be read
wOffset
offset value which will be read from PT items. (Refer to ‘1-2-6. Position Table
Item’)
lPosItemVal
Parameter pointer where PT item data value will be saved
Return Value
FMM_OK : Command has been successfully performed.
FMM_NOT_OPEN : The drive has not been connected yet.
FMM_INVALID_PORT_NUM : There is no nPort in the connected ports.
FMM_INVALID_SLAVE_NUM : There is no drive of iSlaveNo in the relevant port.
FMM_INVALID_PARAMETER_NUM : w ItemNo is out of range.
Remarks
Example
See Also
FAS_PosTableWriteOneItem