Homebridge DDC/CI Plugin
Control any DDC/CI capable display from Homebridge. Currently supports on/off and input selection. The config example given below uses the Linux ddcutil utility but should be compatible with any CLI utility by configuring the commands and reponse pattern.
Configuration
{
"name": "Dell Monitor DDC/CI",
"devices": [
{
"uniqueId": "DellMonitor", // Unique ID for monitor
"displayName": "Monitor", // Display name for Homekit accessory
"manufacturer": "Dell", // Accesory info
"model": "S-21DGF", // Accesory info
"serialNumber": "123456789", // Accesory info
"mode": "ssh", // Command exec mode - local or ssh
"sshConfig": { // Required for ssh mode
"host": "root@10.0.0.10", // SSH user/host
"privateKey": "~/.ssh/id_rsa" // Private key or path
},
"onCommand": "ddcutil setvcp d6 1", // Command to turn on display
"offCommand": "ddcutil setvcp d6 5", // Command to turn off display
"getStatusCommand": "ddcutil getvcp d6", //Command to get on/off status
"getInputCommand": "ddcutil getvcp 60", //Command to get current input
"responsePattern": ".*\\(sl=(.*)\\)", //Regular expression to parse output value
"onValue": "0x01", // Display power on value
"sources": [
{
"name": "DisplayPort", //Input source name
"activeValue": "0x0f", //Input source value (obtained from ddcutil capabilities)
"activeCommand": "ddcutil setvcp 60 0x0f", //Command to select input source
"additionalCommands": ["virsh-manage-usb reattach m,kb"] //Additional commands to run after switching to this input
},
{
"name": "HDMI-1",
"activeValue": "0x11",
"activeCommand": "ddcutil setvcp 60 0x11"
},
{
"name": "HDMI-2",
"activeValue": "0x12",
"activeCommand": "ddcutil setvcp 60 0x12"
}
]
}
],
"platform": "DDC/CI"
}