create_clock
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>

`-source_objects`_
 List of ports or pins


`-name`_
 Name for the clock


`-period`_
 Period for the clock


`-waveform`_
 Specify the edge list [rise fall]


`-add`_
 Add to the existing ports or pins list


`-comment`_
 SDC comment string




-----------------

.. _create_clock-source_objects:

-source_objects
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

| List of ports or pins

**attribute**

:type: STRLIST
:positional: True
:default: 

**related_options**

:GroupType.TYPE_LEAST: name  source_objects

**simple case**

    There is currently no simple case.




-----------------

.. _create_clock-name:

-name
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

| Name for the clock

**attribute**

:type: STRING
:positional: False
:default: 

**related_options**

:GroupType.TYPE_LEAST: name  source_objects
:GroupType.TYPE_DEPENDENT: name

**simple case**

    There is currently no simple case.




-----------------

.. _create_clock-period:

-period
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

| Period for the clock

**attribute**

:type: FLOAT
:positional: False
:default: 

**related_options**



**simple case**

    There is currently no simple case.




-----------------

.. _create_clock-waveform:

-waveform
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

| Specify the edge list [rise fall]

**attribute**

:type: FLOATLIST
:positional: False
:default: 

**related_options**



**simple case**

    There is currently no simple case.




-----------------

.. _create_clock-add:

-add
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

| Add to the existing ports or pins list

**attribute**

:type: BOOL
:positional: False
:default: 

**related_options**



**simple case**

    There is currently no simple case.




-----------------

.. _create_clock-comment:

-comment
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::

| SDC comment string

**attribute**

:type: STRING
:positional: False
:default: 

**related_options**



**simple case**

    There is currently no simple case.