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Equipment/Hamming: Difference between revisions

From London Hackspace Wiki
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Added TODO section for pdu control
m (made note about hamming-replacement)
m (Added TODO section for pdu control)
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Hamming is an x86-processor based VIA EPIA based system donated by [[User:Aden]]. It is old and was once doorbot. It ideally could be replaced with a modern Raspberry Pi 2 or Beaglebone Black.  
Hamming is an x86-processor based VIA EPIA based system donated by [[User:Aden]]. It is old and was once doorbot. It ideally could be replaced with a modern Raspberry Pi 2 or Beaglebone Black.  


It is running the daemons for the  [[Project:Notification_Board| notification board]] , [[Orange_led_strips]] and [[Project:Infotec_displays|National Rail clock]] - these are all connected to a powered USB hub.  
It is running the daemons for the  [[Project:Notification_Board|Notification Board]],[[Orange_led_strips| Orange LED Strip Moving Sign]] and [[Project:Infotec_displays|National Rail clock]] - these are all connected to a powered USB hub.


It's also connected to some speakers so it can do the doorbot-sounds (historically GLaDOS voices) as well but this has been broken and out of use for a long time.  
It's also connected to some speakers so it can do the doorbot-sounds (historically GLaDOS voices) as well but this has been broken and out of use for a long time.  
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We're hoping to use a PoE power adapter for remote power management of Hamming-Replacement but retain the powered USB hub for the various serial devices. This will be a much more flexible, power efficient system with less moving parts.
We're hoping to use a PoE power adapter for remote power management of Hamming-Replacement but retain the powered USB hub for the various serial devices. This will be a much more flexible, power efficient system with less moving parts.


Documentation on the 'moving bits' will be forthcoming.
'''TODO:'''
 
* Add in the Mini-PDU switchoff scripts for power-conservation (and make the script non-working directory dependent)
  # switch the lobbypdu port 1 off
  50 23 * * * cd ~jasper/lobbypdu ; ./off.sh
  # and back on again
  30 8  * * * cd ~jasper/lobbypdu ; ./on.sh