"Thanks ... THAT is exactly what I was looking for. Port mapping. Where did you get it?"
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Ken Jenkins
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Mega internal registers map
Started this discussion. Last reply by Ken Jenkins Aug 14, 2010. 5 Replies 0 Likes
Does anyone here have a pointer to a PORT map for the Mega ( to get an idea of what I want to do if I don't do a good job explaining it here, look here:…Continue
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Developerjasonshort replied to Ken Jenkins's discussion Mega internal registers map
"I think this is what you need. http://spreadsheets.google.com/pub?key=0AtfNMvfWhA_ccnRId19SNmVWTDE0MEtTOV9HOEdQa0E&gid=0"
DeveloperJohn Arne Birkeland replied to Ken Jenkins's discussion Mega internal registers map
"If you want to use the ATmega1280 chip i/o directly within Arduino you need to look at the the Arduino schematics to match the high level pins with Atmel 1280 hardware pins/ports. http://arduino.cc/en/uploads/Main/arduino-mega-schematic.pdf
Sooner…"
Ken Jenkins replied to Ken Jenkins's discussion Mega internal registers map"Actually this is for a different project where, in fact, quite a bit of "frobbing" is going on. I posted here figuring there to be a lot of folks on intimate terms with the Mega."
Ken Jenkins left a comment for Kody Dove"Hi Kody, I'm right down the road from you in BG and am actually working on the same thing you are. I want a LIVE video stream in lo-res in order to direct the field of view of an GoPro HD video camera…"
DeveloperMichael Smith replied to Ken Jenkins's discussion Mega internal registers map
"The APM code does very little GPIO frobbing, so there's not much to be won here..."
Ken Jenkins posted a discussionMega internal registers map
Does anyone here have a pointer to a PORT map for the Mega ( to get an idea of what I want to do if I don't do a good job explaining it here, look here: http://www.instructables.com/id/Arduino-is-Slow-and-how-to-fix-it/). I want to be able to do direct PORT access on the Mega rather than DigitalRead's and Writes in order to speed up I/O but I can't find documentation comparable to what's offered for the 168 in the…See More
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- About Me:
- I am the Technical Director for a security products printing and generally enjoy tinkering with all things electro-mechanical, in addition to an electronics/programming background I have been a machinist (including CNC) and have a small Taig CNC mill for which I am making CNC lathe and stereolithography mods for. I am currently working on a large Aerocopter build.
- Tell us a bit about your UAV interest
- I want to create an inexpensive HD video platform for aerial video and I'm also interested eventually in contributing to the programming side of things here ... once I get up to "edgecity" with the rest of you. First things first!
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- Bowling Green, OH
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