""we are gods now".... what a unhappy thing he said!"
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Flávio Henrique P. de Oliveira
- Male
- Porto Alegre
- Brazil
- Blog Posts
- Discussions (24)
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- Photos (49)
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Flávio Henrique P. de Oliveira's Discussions
PPM output at 3V
Started this discussion. Last reply by David Coombs Jun 30, 2011. 1 Reply 0 Likes
Its just for curiosity, my quad is working fine now, but I measured in the scope the PPM output from APM to ESC and I noticed that its is arround 3V, is it common? shouldnt it be 5V? Continue
Arducopter jumps suddenly flying
Started this discussion. Last reply by Flávio Henrique P. de Oliveira May 23, 2011. 16 Replies 0 Likes
I was testing flight time today with 2 batteries: 4S 5000mAh and 4S 3300mAh. With the heavier battery I didnt notice the problem but when I changed the battery to the lightter one I did notice that…Continue
Flávio Henrique P. de Oliveira's Page
Latest Activity
Flávio Henrique P. de Oliveira commented on Chris Anderson's blog post The future of TED talks (with quadcopter robocameras), as imagined by director Ridley Scott,Flávio Henrique P. de Oliveira commented on federico lolli's blog post New Low Cost AHRS Sensor Board"Looks nice, but where is the price for this low cost board?"
Flávio Henrique P. de Oliveira left a comment for Flávio Henrique P. de Oliveira"Thanks man, we're about to start business."
DeveloperMark Colwell left a comment for Flávio Henrique P. de Oliveira
"Sweet design, hope you sell million..."
David Coombs replied to Flávio Henrique P. de Oliveira's discussion PPM output at 3V"The 5-volt spec used to be where all servos operated, but that is no longer the case. Somewhere along the line, once CPU products went to 3.3-volt levels, so to did the servos. There are no real specifications for RC equipment and no governing…"
Flávio Henrique P. de Oliveira replied to Alberto A. M.G.'s discussion Doubt about FreeRTOS"I agree with you. Even without RTOS I think an ATMEGA cannot run the arducicopter code fast enought. They should change to another MCU first."
Flávio Henrique P. de Oliveira replied to Russell B. Sutton's discussion Update to the APM 2560 or wait for the next Generation?"It's a waste of money to buy an APM 2560 having an APM 1280 except if you want to upgrade the code by your own and 128k flash is not enought for you."
Flávio Henrique P. de Oliveira commented on Starlino's blog post DCM Tutorial – An Introduction to Orientation Kinematics"I still dont understand why is a DCM so important if I can just integrate gyro and low pass accelerometers. Could somebody explain me? Thanks in advance."
Flávio Henrique P. de Oliveira replied to luispez's discussion Apm Mission Planner has burned one motor of my Hexacopter."1280"
Flávio Henrique P. de Oliveira replied to luispez's discussion Apm Mission Planner has burned one motor of my Hexacopter."the motor I lost once was motor 1, but I think it happened to the others too."
Flávio Henrique P. de Oliveira replied to luispez's discussion Apm Mission Planner has burned one motor of my Hexacopter."I happened to me three times, I've saved twice, the last time I lost one motor. I'm using turnigy 25A plush with APM 1.0
it happens when I connect USB and battery together"
Flávio Henrique P. de Oliveira commented on Kirill's blog post UVS-Tech 2011 - UAV Exhibition in Moscow"does anyone know the website of the last quadcopter?"
Flávio Henrique P. de Oliveira replied to Nigel's discussion 2.0.8"I'm trying to fly with 2.08 but I aways have the same problem: motors wont rise together when I increase throttle. When I upload the code from planner (0.4.35) it works fine, but when I download from arducopter download section "Arducopter…"
Flávio Henrique P. de Oliveira replied to Brandon's discussion first tests on quad: it takes off and immediately goes forward"Kevin is right, in the first video your quad looks absolutely normal, the problem is that you're flying very close to the floor. You should fly at least 1m from the ground to avoid the low altitude disturbances.
I have no idea of what…"
Profile Information
- About Me:
- controle & automation engineer
working with UAVs (mini multirotor)
- Tell us a bit about your UAV interest
- aerial imaging
- Hometown:
- Brazil, Porto Alegre
Flávio Henrique P. de Oliveira's Photos
Comment Wall (2 comments)
- At 1:31pm on February 8, 2012,
DeveloperMark Colwell said… Sweet design, hope you sell million...
- At 2:26pm on February 8, 2012, Flávio Henrique P. de Oliveira said…
Thanks man, we're about to start business.
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Season Two of the Trust Time Trial (T3) Contest has now begun. The fourth round is an accuracy round for multicopters, which requires contestants to fly a cube. The deadline is April 14th.A list of all T3 contests is here.
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