jeans/home-assistant.io
jeans/home-assistant.io
1
0
Fork 0
mirror of https://github.com/home-assistant/home-assistant.io.git synced 2025-07-26 10:46:51 +00:00
Code Issues Packages Projects Releases Wiki Activity

Added examples and helpful info to HDMI-CEC component page (#700)

Browse Source 
* Update hdmi_cec.markdown

* Update hdmi_cec.markdown

* Update hdmi_cec.markdown
This commit is contained in:
andrew-curtis 2016-07-30 20:49:41 +10:00 committed by Fabian Affolter
parent 1e115f7cbc
commit b1a956820b
1 changed files with 20 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
source/_components/hdmi_cec.markdown
View File

@ -29,6 +29,18 @@ The computer running Home Assistant must support CEC, and of course be connected
`ln -s /usr/local/lib/python3.4/dist-packages/cec <your venv>/lib/python3.4/site-packages` `ln -s /usr/local/lib/python3.4/dist-packages/cec <your venv>/lib/python3.4/site-packages`
e.g. the default virtual environment for the Raspberry Pi AIO would be as follows.
`ln -s /usr/local/lib/python3.4/dist-packages/cec /srv/hass/hass_venv/lib/python3.4/site-packages`
If after symlinking and adding `hdmi_cec:` to your configuration you are getting the following error in your logs,
`* failed to open vchiq instance`
you will also need to add the user account HASS runs under, to the `video` group. To add the HASS user account to the `video` group run the following command.
`usermod -a -G video <hass_user_account>`
## {% linkable_title Configuration Example %} ## {% linkable_title Configuration Example %}
In the following example, a Pi Zero running Home Assistant is on a TV's HDMI port 1. HDMI port 2 is attached to a AV receiver. Three devices are attached to the AV receiver on HDMI ports 1 through 3. In the following example, a Pi Zero running Home Assistant is on a TV's HDMI port 1. HDMI port 2 is attached to a AV receiver. Three devices are attached to the AV receiver on HDMI ports 1 through 3.
@ -54,6 +66,14 @@ Call the `hdmi_cec/select_device` service with the name of the device to select,
"device": "Chromecast" "device": "Chromecast"
} }
``` ```
So an Automation action using the example above would look something like this.
```yaml
action:
service: hdmi_cec.select_device
data:
device: Chromecast
```
### {% linkable_title Power On %} ### {% linkable_title Power On %}