openHAB

# DahuaDoor Binding

This binding integrates Dahua VTO Villastation door controllers with openHAB, enabling doorbell notifications, camera snapshots, and remote door control.

# Supported Things

Thing Type Thing ID Description
VTO2202 vto2202 Dahua VTO2202 outdoor station with single button
VTO3211 vto3211 Dahua VTO3211 outdoor station with dual buttons

# Discovery

Automatic discovery is not supported. Things must be manually configured.

# Thing Configuration

# VTO2202/VTO3211 Device

Single-button outdoor station.

Parameter Type Required Description
hostname text Yes Hostname or IP address of the device (e.g., 192.168.1.100)
username text Yes Username to access the device
password text Yes Password to access the device
snapshotPath text Yes Linux path where image files are stored (e.g., /var/lib/openhab/door-images)

Note: Windows paths are not currently supported.

# Channels

# VTO2202 Channels (Single Button)

Channel ID Type Read/Write Description
bell-button Trigger Read Triggers when doorbell button is pressed (event: PRESSED)
door-image Image Read Camera snapshot taken when doorbell is pressed
open-door-1 Switch Write Command to open door relay 1
open-door-2 Switch Write Command to open door relay 2

# VTO3211 Channels (Dual Button)

Channel ID Type Read/Write Description
bell-button-1 Trigger Read Triggers when button 1 is pressed (event: PRESSED)
bell-button-2 Trigger Read Triggers when button 2 is pressed (event: PRESSED)
door-image-1 Image Read Camera snapshot when button 1 is pressed
door-image-2 Image Read Camera snapshot when button 2 is pressed
open-door-1 Switch Write Command to open door relay 1
open-door-2 Switch Write Command to open door relay 2

# Full Example

# VTO2202 Example (Single Button)

# Thing Configuration

Thing dahuadoor:vto2202:frontdoor "Front Door Station" @ "Entrance" [
    hostname="192.168.1.100",
    username="admin",
    password="password123",
    snapshotPath="/var/lib/openhab/door-images"
]

# Item Configuration

Switch OpenFrontDoor "Open Front Door" <door> { channel="dahuadoor:vto2202:frontdoor:open-door-1" }
Image FrontDoorImage "Front Door Camera" <camera> { channel="dahuadoor:vto2202:frontdoor:door-image" }

# Rule Configuration

Send smartphone notification with camera image when doorbell is pressed (requires openHAB Cloud Connector):

rule "Doorbell Notification"
when
    Channel "dahuadoor:vto2202:frontdoor:bell-button" triggered PRESSED
then
    sendBroadcastNotification("Visitor at the door", "door", 
        "entrance", "Entrance", "door-notifications", null, 
        "item:FrontDoorImage", 
        "Open Door=command:OpenFrontDoor:ON", null)
end

# VTO3211 Example (Dual Button)

# Thing Configuration

Thing dahuadoor:vto3211:entrance "Entrance Station" @ "Entrance" [
    hostname="192.168.1.101",
    username="admin",
    password="password123",
    snapshotPath="/var/lib/openhab/door-images"
]

# Item Configuration

Switch OpenApartment1 "Open Apartment 1" <door> { channel="dahuadoor:vto3211:entrance:open-door-1" }
Switch OpenApartment2 "Open Apartment 2" <door> { channel="dahuadoor:vto3211:entrance:open-door-2" }
Image Apartment1Image "Apartment 1 Camera" <camera> { channel="dahuadoor:vto3211:entrance:door-image-1" }
Image Apartment2Image "Apartment 2 Camera" <camera> { channel="dahuadoor:vto3211:entrance:door-image-2" }

# Rule Configuration

Send notifications for both buttons:

rule "Apartment 1 Doorbell"
when
    Channel "dahuadoor:vto3211:entrance:bell-button-1" triggered PRESSED
then
    sendBroadcastNotification("Visitor at Apartment 1", "door", 
        "entrance", "Entrance", "door-notifications", null, 
        "item:Apartment1Image", 
        "Open Door=command:OpenApartment1:ON", null)
end

rule "Apartment 2 Doorbell"
when
    Channel "dahuadoor:vto3211:entrance:bell-button-2" triggered PRESSED
then
    sendBroadcastNotification("Visitor at Apartment 2", "door", 
        "entrance", "Entrance", "door-notifications", null, 
        "item:Apartment2Image", 
        "Open Door=command:OpenApartment2:ON", null)
end
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