[chbot] Robotics Group meeting notes Monday 16 July 2018, 630pm, 5 Idris Road

[william fleete]

I think Mark mentioned sending me some of the specs for VGA H and V sync. I’m not sure how lenient modern VGA monitors are with their sync input signals. I was thinking just taking the H and V sync pulses before they’re mixed into the composite signal


Link to the page for the video interface http://www.waveguide.se/?article=bitmapped-video-interface


 

Sent from my iPad

> On 16/07/2018, at 22:11, Mark Atherton <markaren1 at xtra.co.nz> wrote:
> 
> Hello everyone,
> 
> Enthusiastic turnout with 24 attendees, and lots of huddles-of tech-talk. $32 + change (in gold, and flat-money) collected and transferred into the robotics loose-change jar (for later banking).
> 
> Quick reminder: equipment donations are welcome for the trading table, but no CRT based product, printers, toner or items that are likely to be a disposal burden. All sales from the trading table should go into the brown box on the wall, and are directly for the benefit of our host club, NZART Branch 05.
> 
> With thanks on behalf of the group,
> 
> Mark Atherton
> 
> ============
> 
> Graham brought in an example of mild-steel and graphite work from his home-made spark-eroder project. Most interesting, and glad that progress is being made.
> 
> Darren arrived with his remote-controlled-cat-chaser. The system comprises a small RC car with a TV camera mounted on top feeding real-time MPEG video back to a laptop over WiFi. The laptop is running openCV, and has been loaded with a Feline-profile. When the unit is complete, the project will follow his poor moggie around his house…
> 
> Andy arrived with Cleo-the-55kg-great-Dane. First real animal at a Robotics meeting, left lots of smiles, and bruises due to her huge, waggy tail.
> 
> Elliot gave a demo of his integrated energy-monitor project. System comprises current-transformers, Arduino, and a raspberry Pi. Comms appeared to be mostly MQTT, with a node-RED back-end. Lots of new, planned features, including and electric kiln monitor.
> 
> Charles brought along his plastic-shredder, and an ingot of reformed, solid HDPE reconstituted from 10 or 20 two litre milk bottles.
> 
> William talked about his initial efforts to attach a VGA monitor to his home made eight bit machine. He has found resources from waveguide.se
> 
> Ciarán talked about a hydraulic computer - Moniac (Monetary National Income Analogue Computer) designed as an economic simulator.
> 
> Quite a pile of donated stuff from the group; thank you all.
> 
> 
> 
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