# MCV_AxHFct

This FB signals the output of an H technology function. It is acknowledged by the PLC provided it is a technology function that was parameterised in the channel parameter list as an axis-specific output function.

Block diagram

FB parameters

VAR_IN_OUT
Variable name | Data type | Description
Axis | AXIS_REF | Axis reference

VAR_INPUT
Variable name | Data type | Description
Nr | UINT | The number of the H technology function handled by the function block is defined via the input.
Ack | BOOL | The H technology function is acknowledged on the rising edge.

VAR_OUTPUT
Variable name | Data type | Description
Active | BOOL | The output indicates the value TRUE when the technology function was output to the PLC. The output remains TRUE until a rising edge is applied to the “Ack” input.
SyncMode | DWORD | Synchronisation type of an H technology function. This is the value used to define the synchronisation type of the H technology functions in the channel parameter list in the P-CHAN-00027 parameter.
AddNr | DINT | A number assigned to an H technology function by programming in the NC program and output when the H technology function is output to the axis-specific interface in addition to the technology function number. See [PROG//M/H functions with additional information].
Error | BOOL | Is TRUE if an error occurs in the FB.
ErrorID | WORD | Error code