Search found 107 matches

by marbalon
Sat Jan 21, 2012 11:19 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

Hi, Here is the shop where I bought it. I don't think they ship this outside Poland, but if you want I can bought it and send it to you. Just pm me. But if you can wait a while, because me and some friends want to to build special small PCB with this GPS, Atmega, HMCL, and Baro - all powered from 3v...
by marbalon
Sat Jan 21, 2012 8:56 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

I think this confirms that it is really worth doing i2c module. But do you have a GPS module with binary data format? I my case it only one frame 44bytes with checksum and all information we have so if someone have a Arduino Maga and more UART ports can use module with binary format. But if someone ...
by marbalon
Wed Jan 18, 2012 2:00 pm
Forum: Software development
Topic: Android tool to modify PID settings
Replies: 65
Views: 17922

Re: Android tool to modify PID settings

so it's a third or fourth application for Android We can put it on code.google.com http://code.google.com/hosting/createProject next to other projects. Marcin, piszesz po polsku? "Piszem piszem " - jak by co jestem na gg: 7666407. @sandmen please send me sources to marcin at baliniak.pl
by marbalon
Wed Jan 18, 2012 12:18 pm
Forum: Software development
Topic: Android tool to modify PID settings
Replies: 65
Views: 17922

Re: Android tool to modify PID settings

sandmen wrote:If you mean my http://www.multiwii.com/forum/viewtopic.php?f=8&t=248&start=30#p1928 you can have the source-code no problem.


Grate!
If you can please attach sources to this topic and maybe Alex can put it in the same repository as main program sources.
by marbalon
Wed Jan 18, 2012 11:29 am
Forum: Software development
Topic: Android tool to modify PID settings
Replies: 65
Views: 17922

Re: Android tool to modify PID settings

is any of that project open source (or open in other way?) I don't want to write the same thing as many of you, but I want just to add graphs I agree. Maybe we should put one sources in repository and razor can work on phone version and I will work with tablet version. Sources form page 4 is latest...
by marbalon
Tue Jan 17, 2012 9:55 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

Hi, Today I made another fly test but with a little different setup: - my bigger quad wit 11"x4,5 popeller - KDA 20-22L - weight about 1kg RTF - GPS using i2c_gps_nav - GPS PID P=2, D=5 Thanks to heavier electronics with GPS etc. and new dumpering method this quad become really stable. But it i...
by marbalon
Tue Jan 17, 2012 8:21 am
Forum: Ideas
Topic: MultiWiiConf UI for Android Tablet PC
Replies: 28
Views: 5429

Re: MultiWiiConf UI for Android Tablet PC

Hi,
Sorry I was busy in last days because try to test GPS in my copter. But now I can switch to this project. Please tell me what tablets do you have guys? With homeycomb or Android 2.3? I will try to create layout for Tablet and will share with you, and you can give me a feedback.

Marcin.
by marbalon
Mon Jan 16, 2012 10:03 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

Hi again, I can say only wow. I just fallow EOSBandi instruction for i2c_gps_nav and everything works without any problems! So it is time to create separate small PCB for Atmega168 + GPS + MAG + Baro (i know baro can be one the main board but I have two quads so I can move this sensors between this ...
by marbalon
Mon Jan 16, 2012 9:41 pm
Forum: Software development
Topic: MultiWii GPS support
Replies: 42
Views: 22632

Re: MultiWii GPS support

Hi Sorry for my english I want to build this project to my multiwii I have 2 questions about the construction. First Q2 how much Mhz? Second Does the GPS sensor will be good? m Thank you very much for your help. Hi, I think you are from Poland so please read this post m But fer every other people w...
by marbalon
Mon Jan 16, 2012 10:03 am
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

Don't worry about copter. If you see that it start to fly in wrong direction you can always disable RTH function and you can control your quad. BTW you can use your sticks when RTH is enabled. GPS only insert correction. I will try to make i2c_gps_nav module today like described above and will give ...
by marbalon
Sun Jan 15, 2012 11:50 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

Ok, now it works like on EOSBandi video. Overshot position, etc but work on Atmega328 ;) I saw that when I read frames in binary format i have bigger precision so I need to modify code to work with higher resolution.

Marcin.
by marbalon
Sun Jan 15, 2012 11:21 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Re: GPS integration

EOSBandi wrote:Did you added the fix which described here? viewtopic.php?f=8&t=649&start=90#p7261


No. Just fixed and go to test outside. See you soon.
by marbalon
Sun Jan 15, 2012 11:07 pm
Forum: Software development
Topic: GPS integration
Replies: 1724
Views: 488683

Test on Pro mini.

Hi, Today I run first test on my custom board with Atmega 328. my sensor setup is: - L3G4200D - ADXL345 - HMC5883 -BMP085 - and Mediatek GPS Gms‐u1LP - 10Hz + 115200 baud with custom firmware from GlobalTop. m First I've made some changes to get it work on Atmegs328. I decide to create detecting pro...
by marbalon
Fri Jan 13, 2012 2:22 pm
Forum: Software development
Topic: I2C GPS
Replies: 15
Views: 2917

Re: I2C GPS

I think it should works on debug port, but I've made some tests with GPS on pro mini: - dissable serialComm() function - read GPS from serial 0 - blink led after every correct NMEA frame It works fine but only for about 30s, then stop blinking... I have limited time yesterday so will try to run more...
by marbalon
Fri Jan 13, 2012 12:43 pm
Forum: Software development
Topic: I2C GPS
Replies: 15
Views: 2917

Re: I2C GPS

I think we should create small as possible board with Atmega168 + GPS and MAG powered using 3v3 to easly connect to i2c ports on many boards. This two devices should be separated with other electronics,ESC etc, int the similar way like in DJI Wookong.
by marbalon
Sat Jan 07, 2012 10:48 pm
Forum: Ideas
Topic: MultiWiiConf UI for Android Tablet PC
Replies: 28
Views: 5429

Re: MultiWiiConf UI for Android Tablet PC

OK, I will finish some other things, and will start to code it in next week. I think GL parts is possible to but I think the most important is code other things like all fields, bars, sensor chart etc.

Cheers,
Marcin.
by marbalon
Sat Jan 07, 2012 5:09 pm
Forum: Ideas
Topic: MultiWiiConf UI for Android Tablet PC
Replies: 28
Views: 5429

Re: MultiWiiConf UI for Android Tablet PC

Hi, I'm an Android developer (gbmsoftware.com - here is my app) and big fan MWC. I had some plans to do this for Android phones (I know current configurators, but all miss stick view) and for tablets since I have my own Iconia A500, and and I think maybe normal ftdi cable connection should be possib...
by marbalon
Tue Jan 03, 2012 3:20 pm
Forum: Software development
Topic: A little correction for dynThrPID implementation.
Replies: 10
Views: 1954

Re: A little correction for dynThrPID implementation.

Hi ziss_dm, I'm still fighting with some oscillations... I tried to increase it to 50 and 110 (this is MAX) but it seems to more oscillate with higher values (only indoor tests so high throttle is hard to test), and I saw in GUI that when I increased cut-off frequency some noisy even it is on flat s...
by marbalon
Tue Jan 03, 2012 8:00 am
Forum: Software development
Topic: Gps and Ardunio MIN ( atmega328P )
Replies: 15
Views: 2805

Re: Gps and Ardunio MIN ( atmega328P )

I have board with Atmega328 and will receive GPS module in next few days. Then will try to use GPS one the same port as GUI. I browse the code and I think it is possible with some software mods. Will give you some feedback in next few days.

Regards,
Marcin.
by marbalon
Tue Dec 27, 2011 2:28 pm
Forum: Software development
Topic: A little correction for dynThrPID implementation.
Replies: 10
Views: 1954

Re: A little correction for dynThrPID implementation.

Hi marbalon, ad.1. 250 arduino_pwm_250 or fast_pwm_250 ? maybe this is answer for next question - this is my all settings for Pitch/roll 4/0.030/5, gyro is l3g4200. Have you tried to increase D? gyro is l3g4200. #if defined(L3G4200D) void Gyro_init() { delay(100); i2c_writeReg(0XD2+0 ,0x20 ,0x8F );...
by marbalon
Sat Dec 24, 2011 9:20 am
Forum: Ideas
Topic: AUX1 and 2 for 5 Channel PPM Sum
Replies: 9
Views: 2582

Re: AUX1 and 2 for 5 Channel PPM Sum

Grate idea! Need to test it, but the best thing we don't need to use more channels like in last version 4 aux to manage options.

Marcin.

ziss_dm wrote:Hi marbalon,
This is actually cool. You binary encoding channel value! ;)

Decoding can be simplified:
rcOptions =(rcData[AUX1]-1000)>>6;

regards,
ziss_dm
by marbalon
Sat Dec 24, 2011 9:10 am
Forum: Software development
Topic: A little correction for dynThrPID implementation.
Replies: 10
Views: 1954

Re: A little correction for dynThrPID implementation.

Please correct me here if I am wrong, the dynThrPID is disabled by default right? This parametr do nothing in two situations: -when it is set to 0 -when thtottle is lower then 1500 Dramida: Interesting theory but modifications above fix most problem, but I want to know if this is right way... Regar...
by marbalon
Fri Dec 23, 2011 9:30 am
Forum: Software development
Topic: A little correction for dynThrPID implementation.
Replies: 10
Views: 1954

Re: A little correction for dynThrPID implementation.

Hi marbalon, I have couple of questions: 1) What range are you using (125/250)? 2) What type of ocillations you have (fast/slow/erratic)? regards, ziss_dm ad.1. 250 ad.2. fast ad.3. maybe this is answer for next question - this is my all settings for Pitch/roll 4/0.030/5, gyro is l3g4200. regards, ...
by marbalon
Thu Dec 22, 2011 5:21 pm
Forum: Software development
Topic: A little correction for dynThrPID implementation.
Replies: 10
Views: 1954

A little correction for dynThrPID implementation.

Hi, I think I found a problem with current implementation dynThrPID. I think this parametr is used to reduce osculations when you give more throttle for you multirotor. Lately I build my second quad to learning some acrobatics, so it is light and a lot of power - weight about 650grams and thrust 4x6...
by marbalon
Tue Dec 20, 2011 3:12 pm
Forum: Ideas
Topic: AUX1 and 2 for 5 Channel PPM Sum
Replies: 9
Views: 2582

Re: AUX1 and 2 for 5 Channel PPM Sum

Hi, I have another idea, I've coded it and tested with my Turnigy 9x with radioclone firmware. Now I have 4 independent switches on one channel - this is much more then now because can make 15 combinations! How it is codded ? Quite simple - I programmed my Tx to this: Switch 1 - add 500 to aux1 (acc...
by marbalon
Tue Dec 13, 2011 8:22 am
Forum: Shields, boards and sensors
Topic: New MWC boards from GoodLuckBuy starts from 41$!
Replies: 2
Views: 933

New MWC boards from GoodLuckBuy starts from 41$!

Hi,
I've just found new products in goodluckbuy. Maybe quality will be not good, but I think worth to try.

There are two version ACC+Gyro - $41, and acc+gyro+compas+baro - $71.

Regards,
Marcin.
by marbalon
Thu Nov 24, 2011 11:21 pm
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable LFP filter for ACC with float implementation

I have setup with KDA 20-22L motors and Gemfan propellers, but this motors are not good in my and my friend opinion. In some speeds it oscillate a lot and arm with vibrate. But in last days I've finally made dumpers with works! Here is a picture This is nylon screw, foam around, nut and termo tube. ...
by marbalon
Thu Nov 24, 2011 10:32 pm
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable LFP filter for ACC with float implementation

the answer is in my first post of this thread http://www.multiwii.com/forum/viewtopic.php?f=7&t=926#p5843 Ok I forgot about this. But I think we can ignore small values. We need to setup correct filter, then we can use even small values because this values will show correct quad position. This ...
by marbalon
Thu Nov 24, 2011 10:07 pm
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable LFP filter for ACC with float implementation

Hmm why we should reduce precision? Maybe I miss something but I don't read all post about drift - most of new topics here is about drift and ACC I think we should have the most precision as possible but this should be filtered to to get correct values. But strange things that algorithm above is not...
by marbalon
Thu Nov 24, 2011 6:56 pm
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable LFP filter for ACC with float implementation

Hi,
Ziss have right like always :) But I think it is more stable because have much more precision than default 1.9 LFP. I think when IMU use this function about 300 per sec. precision is important and maybe this is the difference.

Regards,
Marcin.
by marbalon
Tue Nov 22, 2011 9:07 pm
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable LFP filter for ACC with float implementation

So i would like to say that is the same filter as was before MultiWii_dev_20111029. Talking about: accSmooth[axis] = (accSmooth[axis] * (ACC_LPF_FACTOR - 1) + accADC[axis]) / ACC_LPF_FACTOR; where ACC_LPF_FACTOR=4 Ok, But I think it is wrong LFP implementation. Please try to fallow this example. ac...
by marbalon
Tue Nov 22, 2011 8:27 am
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable ACC filter - another method to tune level mode.

Hi marbalon, I will, but I cant right now.. You also can try to fly without LPF. Just increase GYR_CMPF_FACTOR, or even assign it to AUX2.. It is hard to describe difference by words, but it feels more "natural" for me. regards, ziss_dm I will try. But I think we should not afraid floats ...
by marbalon
Tue Nov 22, 2011 8:02 am
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Re: Tunable ACC filter - another method to tune level mode.

Hi mahowik, I think, you missed this: static float accTemp[3]; Hmmm this line is already in first post... @marbalon The 0.27 is pretty much 0.25 and this what we have in 1.9 but using integer math. Is there so big difference? Can I ask you to compare Floating point implementation with factor 0.25 a...
by marbalon
Mon Nov 21, 2011 10:39 pm
Forum: Ideas
Topic: Tunable LFP filter for ACC with float implementation
Replies: 19
Views: 2535

Tunable LFP filter for ACC with float implementation

Hi, I've just try to tune my quadrocopter because on new soft 1.9 level mode can't be called stable First of all I will provide my setup and my problem: KDA 20-22L Propellers GF 10” Mystery 20A with quax firmware (fast response) ADXL345 ACC L3G4200D gyro The main problem in new version is that my AC...
by marbalon
Mon Nov 07, 2011 2:42 pm
Forum: Software development
Topic: LSM303DLx support
Replies: 6
Views: 2230

Re: LSM303DLx support

I thought LSM303DLx was just HMC5883 chip inside same package with accel. Wouldn't it be easier to reuse existing 5883 code? I can agree with you, and Alex added without MAG code but forgot write any comment about LSM303DLx_MAG. So people need to read this post to understand that this is the same c...
by marbalon
Sun Nov 06, 2011 10:12 pm
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Hi marbalon, What motors/props are you using? And have you removed back EMF feedback capacitors? And if you like experiments, you can try to adjust STRT_ZC_FILTER_DELAY in core\str_zc_filter.inc. I think, you can lower it little bit. regards, ziss_dm Hi, I tried to tune this valune but don't see th...
by marbalon
Fri Nov 04, 2011 11:05 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

If this will not fix your problems, try to remove the BEMF capacitors on one ESC as the next step. It's possible that your capacitators have a greater capacitance what affects BEMF meassurement in a negative way. And you can try to increase PCT_PWR_STARTUP and PCT_PWR_MAX_STARTUP even more. You thi...
by marbalon
Fri Nov 04, 2011 8:06 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Hi marbalon, What motors/props are you using? And have you removed back EMF feedback capacitors? And if you like experiments, you can try to adjust STRT_ZC_FILTER_DELAY in core\str_zc_filter.inc. I think, you can lower it little bit. regards, ziss_dm Hi, My setup is KDA 20-22L + Mystery 20A (old ve...
by marbalon
Fri Nov 04, 2011 12:21 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Hi, Can you try the latest 0.11 tag? For my setups it is finally better or equal to the original one. I've just made some tests on one motor and ESC - this is not good test because sometimes one pair in my quad (motor+ESC) works fine with one firmware but other pair (of course the same models) have ...
by marbalon
Wed Nov 02, 2011 8:27 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

@marbalon: Can you try the latest 0.11 tag? For my setups it is finally better or equal to the original one. The latest versions should be quite safe. I'm doing stop tests from half throttle. The erly ones may or may not burn FET's, depends on luck. Will try on my backup motor and ESC. This will be...
by marbalon
Tue Nov 01, 2011 10:29 pm
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Hi again, So I tried this software with Mystery 20A (nFet + pFet) and KDA 20-22L but have some problems. I tested revision 44, 65, 79, 82, 106 and first version from this topic attached to this post: http://www.multiwii.com/forum/viewtopic.php?f=13&t=516&start=20#p3044 All version was compil...
by marbalon
Fri Oct 28, 2011 2:34 pm
Forum: Software development
Topic: One Motor accelerate by itself even lying flat
Replies: 6
Views: 1379

Re: One Motor accelerate by itself even lying flat

Did you check your stick position in GUI? Maybe pitch or roll is not in neutral position? And this problem is when you arm motors or then when you increase throttle?

Regards,
Marcin.
by marbalon
Wed Oct 26, 2011 6:31 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Yes I calculated fusebits again and need to confirm that value 0xCA is better than 0xD8 But back to 1-wire bootloader. Yesterday I've prepare testing ESC, solder ISP holder and burn Mystery 20A + pm_arduino_250. I can startup engine so I think it is ok. But also tried to use method described above w...
by marbalon
Tue Oct 25, 2011 1:55 pm
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Hi again ;)
So like I described I probably don't need to R2 but you suggest 2k2 as R1. I will try other values if will have problems. But last question...

I'm not AVR guru so I need to write this value to fuses:

avrdude -p m8 .....-U hfuse:w:0xD8:m

?

Cheers,
Marcin.
by marbalon
Tue Oct 25, 2011 1:10 pm
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

- Build this flash adapter . I think we don't need the pullup/pulldown stuff (R2) because we don't connect more than one ESC at a time. As I understand it, it also depends on the resistor which is connected to PPM_IN on the ESC. In my case it's a 220R, so I don't need a pullup/pulldown. So if I wan...
by marbalon
Tue Oct 25, 2011 10:45 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Thanks Heiko for quick answer. I have Mystery Blue with pFet+nFet. Could you tell me more about one wire bootloader. I want to try different compilation with pwm_arduino_250.inc, pwm_fast_200.inc etc. to compare results and this is a little hard to disassemble everything to upload new firmware. I un...
by marbalon
Tue Oct 25, 2011 8:22 am
Forum: ESCs, propellers , servos and radios
Topic: Alternative ESC firmware (reflashing)
Replies: 640
Views: 159258

Re: Alternative ESC firmware (reflashing)

Hi all! First of all I want to thank you guys for this alternative ESC firmware. I saw some results and looks realy nice. I going to reflash my Mystery 20A with this firmware too but have some questions: - What version should I use? Latest from svn ? O maybe hex file attached to topic? - For mystery...
by marbalon
Sat Oct 15, 2011 8:33 pm
Forum: Software development
Topic: MultiWii_dev_20111008 Testing
Replies: 29
Views: 3937

Re: MultiWii_dev_20111008 Testing

Hi,
I also changed this values to
ACC_LPF_FACTOR 32 and GYR_CMPF_FACTOR to 320.0f
Before thus I have a problem with oscilations but now it is almost perfect. I can increase P for level so it is more responsive in fly. My acc is adxl345.

Thanks for this suggestion.
Regards,
Marcin.
by marbalon
Wed Sep 21, 2011 1:20 pm
Forum: Software development
Topic: Barometer flickering on/off in 1.8 bug?!
Replies: 3
Views: 868

Re: Barometer flickering on/off in 1.8 bug?!

I have the same issue.
by marbalon
Thu Sep 08, 2011 9:59 am
Forum: Software development
Topic: Accumulative drift
Replies: 74
Views: 14937

Re: Accumulative drift

I've checked two things, port everything to 1.8p1, but this not solve the problem, and then I set I=0 for Level and now everything is OK. No problem with drift. But what for is I for level ? In my situation drifts come from cheap transmitter (HK-6A) middle position is around 1500 but never equals 15...