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operations:big_screens [2017/12/05 00:07] Warren Hankey |
operations:big_screens [2017/12/05 00:10] Warren Hankey |
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+ | ===Raspberry Pi Video Display=== | ||
+ | |||
The Stairwell displays are run by four Raspberry Pi mini computers. Communication to the Pis is from the Ubuntu machine, ''auscope-screens'' at 131.217.62.142. User ''auscope'', password the usual. | The Stairwell displays are run by four Raspberry Pi mini computers. Communication to the Pis is from the Ubuntu machine, ''auscope-screens'' at 131.217.62.142. User ''auscope'', password the usual. | ||
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vncviewer pi3 | vncviewer pi3 | ||
</code> | </code> | ||
+ | |||
+ | |||
+ | ==Network== | ||
For remote access first ssh into auscope@131.217.62.142, then ssh the pi | For remote access first ssh into auscope@131.217.62.142, then ssh the pi | ||
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It appears to the outside world that all traffic emanates from 131.217.62.142 | It appears to the outside world that all traffic emanates from 131.217.62.142 | ||
More detail on the networking of the screen computers is in pi_network.txt on the ''auscope-screens'' Desktop. | More detail on the networking of the screen computers is in pi_network.txt on the ''auscope-screens'' Desktop. | ||
+ | |||
+ | ==Software== | ||
useful software on pi: | useful software on pi: | ||
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epiphany (web browser) | epiphany (web browser) | ||
- | ### turn off screen blanking on pis with this line in /etc/lightdm/lightdm.conf under | + | Turn off screen blanking on pis with this line in /etc/lightdm/lightdm.conf under |
<code> | <code> | ||
[SeatDefaults] | [SeatDefaults] | ||
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</code> | </code> | ||
- | ### start x programs on startup in /etc/xdg/lxsession/LXDE-pi/autostart | + | Start x programs on startup in /etc/xdg/lxsession/LXDE-pi/autostart |
- | ### epiphany-browser full screen, F11 | + | Epiphany-browser full screen, F11 |