F4_GETS

The head word No. of the specified slot is read.

Parameters

Input

s_Slot (WORD, INT, UINT)

Slot number from which the information is required

Output

d_FirstWX (WORD, INT, UINT)

Number of the first WX of the specified slot

d_FirstWY (WORD, INT, UINT)

Number of the first WY of the specified slot

Remarks

Instead of using this F instruction, we recommend using the corresponding FP7 instruction: FP_GET_UNIT_OFFSETS1

Double-click the I/O map configuration in the project navigator for the settings required.

Error flags

sys_bIsOperationErrorHold (turns to TRUE and remains TRUE)

if the area specified using the index modifier exceeds the limit.

sys_bIsOperationErrorNonHold (turns to TRUE for one scan)

if a number other than 0 to 31 is specified for the slot number.