Update entity_alarm_control_panel.md (#181)

* Update entity_alarm_control_panel.md

* Update entity_alarm_control_panel.md

* Update entity_alarm_control_panel.md

* Update entity_alarm_control_panel.md

docs/entity_alarm_control_panel.md

@@ -11,9 +11,27 @@ sidebar_label: Alarm Control Panel
 
 | Name | Type | Default | Description
 | ---- | ---- | ------- | -----------
-| code_format | string | `None` | The format of the panel code.
+| state	| string | **Required** | One of the states listed in the **states** section.
+| code_format | string | `None` | One of the states listed in the **code formats** section.
+| changed_by | string | `None` | Last change triggered by.
 
-### Available code formats
+
+### States
+
+| Value | Description
+| ----- | -----------
+| `disarmed` | The alarm is disarmed (`off`).
+| `armed_home` | The alarm is armed in home mode.
+| `armed_away` | The alarm is armed in away mode.
+| `armed_night` | The alarm is armed in night mode.
+| `armed_custom_bypass` |  The alarm is armed in bypass mode.
+| `pending` | The alarm is pending (towards `triggered`).
+| `arming` | The alarm is arming.
+| `disarming` | The alarm is disarming.
+| `triggered` | The alarm is triggered.
+
+
+### Code Formats
 
 | Value | Description
 | ----- | -----------
@@ -21,5 +39,89 @@ sidebar_label: Alarm Control Panel
 | Number | Code is a number (Shows ten-key pad on frontend).
 | Any | Code is a string.
 
+
 ## Methods
 
+### Alarm Disarm
+Send disarm command.
+
+```python
+class MyAlarm(AlarmControlPanel):
+    # Implement one of these methods.
+
+    def alarm_disarm(self, code=None) -> None:
+        """Send disarm command."""
+
+    async def async_alarm_disarm(self, code=None) -> None:
+        """Send disarm command."""
+```
+
+### Alarm Arm Home
+Send arm home command.
+
+```python
+class MyAlarm(AlarmControlPanel):
+    # Implement one of these methods.
+
+    def alarm_arm_home(self, code=None) -> None:
+        """Send arm home command."""
+
+    def async_alarm_arm_home(self, code=None) -> None:
+        """Send arm home command."""
+```
+
+### Alarm Arm Away
+Send arm away command.
+
+```python
+class MyAlarm(AlarmControlPanel):
+    # Implement one of these methods.
+
+    def alarm_arm_away(self, code=None) -> None:
+        """Send arm away command."""
+
+    def async_alarm_arm_away(self, code=None) -> None:
+        """Send arm away command."""
+```
+
+### Alarm Arm Night
+Send arm night command.
+
+```python
+class MyAlarm(AlarmControlPanel):
+    # Implement one of these methods.
+
+    def alarm_arm_night(self, code=None) -> None:
+        """Send arm night command."""
+
+    def async_alarm_arm_night(self, code=None) -> None:
+        """Send arm night command."""
+```
+
+### Alarm Trigger
+Send alarm trigger command.
+
+```python
+class MyAlarm(AlarmControlPanel):
+    # Implement one of these methods.
+
+    def alarm_trigger(self, code=None) -> None:
+        """Send alarm trigger command."""
+
+    def async_alarm_trigger(self, code=None) -> None:
+        """Send alarm trigger command."""
+```
+
+### Alarm Custom Bypass
+Send arm custom bypass command.
+
+```python
+class MyAlarm(AlarmControlPanel):
+    # Implement one of these methods.
+
+    def alarm_arm_custom_bypass(self, code=None) -> None:
+        """Send arm custom bypass command."""
+
+    def async_alarm_arm_custom_bypass(self, code=None) -> None:
+        """Send arm custom bypass command."""
+```