Can you use a frequency around 1000Hz or more? Are your batteries fully loaded? Do you get 7.5V at the motors when duty cycle is 1.
2015-02-18 21:57 GMT+01:00 Thanos Psaridis <[email protected]>: > Hey Tux I have a slider that starts from 0.0 and reaches to 1.0 duty cycle > but motors can barely move to duty cycles below 1.0 as for the frequency > it's fixed to 50 > Στις 18 Φεβ 2015 10:46 μμ, ο χρήστης "Tux Leonard" <[email protected]> > έγραψε: > >> What PWM duty cycle and what frquency are you using? >> >> 2015-02-18 19:36 GMT+01:00 Thanos Fisherman <[email protected]>: >> >>> Cheers Ytai, >>> >>> 1. I have attached the schematic file >>> 2. I think I am already doing that? >>> 3. I'll look into it. Do you have any of these breakout boards in mind? >>> Something like this <https://www.sparkfun.com/products/9571> maybe? >>> >>> Τη Τετάρτη, 18 Φεβρουαρίου 2015 - 6:08:45 μ.μ. UTC+2, ο χρήστης Ytai >>> έγραψε: >>>> >>>> 1. This format is not easy to read. Consider posting a schematic. >>>> 2. Connect pin 8 of the driver to Vin rather than 5V. >>>> 3. Use a smaller breadboard or a perf board. Alternatively, there are >>>> motor driver breakout boards from various vendors (e.g. pololou, sparkfun) >>>> that you can wire to the IOIO pretty easily. In some cases you might be >>>> able to do most of the connections by simply soldering female headers on >>>> the IOIO and make headers on the driver board and mount it directly >>>> shield-style. >>>> On Feb 15, 2015 8:50 AM, "Thanos Fisherman" <[email protected]> wrote: >>>> >>>>> Hey folks finally I made my first ioio car. >>>>> I bought this <https://www.sparkfun.com/products/12090> chassis from >>>>> sparkfun which seems really nice and solid however I need some tips: >>>>> >>>>> 1. Is my circuit correct? Check out my attached schema >>>>> 2. What Can I do to make it move faster? It's slow as turtle >>>>> 3. What can I do to make the whole thing more compact? With less >>>>> wires? is there any ioio shield like that dude is using here >>>>> <http://youtu.be/mi6P9pIBYyw>? >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "ioio-users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To post to this group, send email to [email protected]. >>>>> Visit this group at http://groups.google.com/group/ioio-users. >>>>> For more options, visit https://groups.google.com/d/optout. >>>>> >>>> -- >>> You received this message because you are subscribed to the Google >>> Groups "ioio-users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To post to this group, send email to [email protected]. >>> Visit this group at http://groups.google.com/group/ioio-users. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- >> You received this message because you are subscribed to a topic in the >> Google Groups "ioio-users" group. >> To unsubscribe from this topic, visit >> https://groups.google.com/d/topic/ioio-users/l6miy4riKbY/unsubscribe. >> To unsubscribe from this group and all its topics, send an email to >> [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/ioio-users. >> For more options, visit https://groups.google.com/d/optout. >> > -- > You received this message because you are subscribed to the Google Groups > "ioio-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/ioio-users. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "ioio-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/ioio-users. For more options, visit https://groups.google.com/d/optout.
