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Class Update

Posted 28th September 2008 at 05:38 AM by 3v0
The projector came in and I rearranged the room again. The good news is that it is a 1024x768 resolution unit. I scrounged around and found a 6 or 8 foot projection screen.

For the first time I can let the students watch me demo code. I plan to use a small USB cam to show the Junebug in action as I step through code.

It has been a bit of a battle to get enough Junebugs built and running. I started on a batch of 6 prior to school starting. 4 of the 6 came out OK....
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Class Update

Posted 25th September 2008 at 12:58 AM by 3v0
Updated 25th September 2008 at 01:02 AM by 3v0
Earlier we studied computer basics such as memory and ports.

We started programing this week. everyone turned on then blinked the first LED using the Junebug tutor. Thanks Bill!

We spent about a half hour learning about simple multiplexing and charlieplexing. I provided work sheets for charlieplexing LED's with 3,4, and 5 lines.

I introduced arrays and provided two constant arrays that held TRISA and LATA values for lighting the charlieplexed Junebug...
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Class Update

Posted 13th September 2008 at 04:59 PM by 3v0
Updated 13th September 2008 at 05:04 PM by 3v0
Most of what we covered to date:
  • binary, hex, 2's compliment, base conversions, BCD, ASCII
  • logic gates, but not simplification
  • Ohm Law and Power equations
  • resistor series and parallel, as pullups and current limiting
  • LED's and how to calculate a limit resistor for one.
  • A brief view of how a computer works including ALU, buses, memory types & org, config mem
  • PIC port registers, PORT and TRIS

We watched parts of 2057 on Friday and will watch a bit more on Monday.
...
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New Room

Posted 6th August 2008 at 02:10 PM by 3v0
Updated 6th August 2008 at 02:11 PM by 3v0
To my surprise and dismay I was gifted with a room about half again as large as the classroom I was using. It is a great space but I had already spent time getting the previous room ready.

It is half of a double wide trailer setup for use as overflow classrooms in the 80's and 90's.

It has tile floors (good for electronics) and running water (good for etching). There are several banks of kitchen like cabinets. The top units have been overloaded and are starting...
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Air cadet bron-y-gaden camp!

Posted 1st August 2008 at 08:01 PM by matk95
Updated 2nd August 2008 at 11:50 AM by matk95
hi i justy had the best week ever i have been on a cap to bron-y-gaden in wales for adventure training and outher fun activitys!

i met loads of new friends it was grate!


here are some of the great activitys that we did

canoing
mountain bikeing
hill walking
gorge walking
high ropes corse

for anyone aged 13 to 20 i recomend joining the air cadets it is the best
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