Can you give some hint for the "Custom Firmware" or the small MCU you talking about on your previous response?
On Wednesday, September 20, 2017 at 9:43:57 AM UTC+7, Ytai wrote: > > See my previous response about your options > > On Sep 19, 2017 6:51 PM, "Maximillian" <[email protected] <javascript:>> > wrote: > >> Hi Ytai, >> >> >> Thanks for reply and sorry for the confusion. >> >> I plan to use this weight sensor with IOIO >> >> >> <https://lh3.googleusercontent.com/-DovYQ-cu_0A/WcHHVgmhvUI/AAAAAAAA9gU/zapvVE91XJ4gPelwMdvaWKxUhjjrU6WLACLcBGAs/s1600/22141909_52dcbe9c-2d96-456c-ad76-7df1487b1ce9_800_800.jpg> >> >> The item title is "(Load Cell) 20Kg + Driver HX711 24bit gain amplifier >> ADC Module" >> >> There is one illustration for connecting it to arduino >> >> >> <https://lh3.googleusercontent.com/-zxYvBoklcaE/WcHIvzNiA4I/AAAAAAAA9gg/ECSEqhvvl6867SeKvuemj0FdhOz53fG0wCLcBGAs/s1600/22141909_d3c60c0d-b9ee-40f4-b98c-207ad682d8cd_800_800.jpg> >> >> Based on this illustration, can I assume that I can just connect the load >> cell to the Driver, and connect the driver to the IOIO? >> >> Or I will need anything else? Maybe the "custom firmware" that you and >> Juan talking about. >> >> Thanks a lot. >> >> >> On Wednesday, September 20, 2017 at 5:26:52 AM UTC+7, Ytai wrote: >>> >>> I don't understand the question. Are you talking about not using the >>> HX711 altogether or something else? >>> From what I can tell, using the HX711 with the IOIO would inevitably >>> require either custom firmware or some small MCU between the IOIO and HX711 >>> to act as an adapter. >>> >>> On Mon, Sep 18, 2017 at 11:23 PM, Maximillian <[email protected]> >>> wrote: >>> >>>> Hi Juan/Ytai, >>>> >>>> Can I just use the HX711 weight sensor + Driver HX711 24bit gain >>>> amplifier ADC Module >>>> and connect it to the analog input pin of IOIO, then read the value? >>>> >>>> Or I really need a "custom firmware" as you say? >>>> >>>> Please advise. >>>> >>>> Thanks. >>>> >>>> >>>> On Tuesday, March 8, 2016 at 10:41:25 AM UTC+7, Juan Carlos Contador >>>> wrote: >>>>> >>>>> why: I had the same problem that appears in this publication ( >>>>> https://groups.google.com/forum/#!topic/ioio-users/t9xaSr8yZNI ). I >>>>> finally decided by the most elegant solution. >>>>> >>>>> How: First of all, it seemed I was too exaggerated change (or extend) >>>>> IOIO much of the code and java interfaces, only to support a particular >>>>> sensor. I found that the port used for logging was a good choice to >>>>> output >>>>> sensor data. Then use this port for output, and this same signal is >>>>> forwarded to the next pin (put a jumper). On the Java side, I open the >>>>> latter for UART reading. >>>>> The data are collected from the sensor by a function located in >>>>> main.c, and sent along with the model of the connected load cell, which >>>>> then in the Java side will be used to configure and calibrate the scale >>>>> automatically. >>>>> Something I forgot ... on the wish list for future versions I think we >>>>> need a memory area for storing certain data like cookies (Java interface: >>>>> putInt (name, value), putString (name, value), etc. ... And then ... >>>>> support for WiFi adapters. >>>>> >>>>> greetings and thanks for your excellent work. >>>>> >>>>> (Sorry if something is not understood quite right, I use Google >>>>> translator) >>>>> >>>>> El lunes, 7 de marzo de 2016, 13:36:08 (UTC-3), Ytai escribió: >>>>>> >>>>>> That's awesome! Thanks for sharing. Nice job on the GUI too! >>>>>> Care to say a few words about your custom firmware, why and how? >>>>>> >>>>>> On Thu, Mar 3, 2016 at 10:12 PM, Juan Carlos Contador < >>>>>> [email protected]> wrote: >>>>>> >>>>>>> hi, I mean that the IOIO board is the best way to make new >>>>>>> accessories for android. >>>>>>> >>>>>>> I finally managed to connect a weight sensor ( hx711 ) with the IOIO >>>>>>> , using a custom firmware , it reads the sensor only when a device is >>>>>>> connected to this. >>>>>>> >>>>>>> On the Java side , I made an application using IOIOLib and WebView . >>>>>>> This app exposes JavaScript interfaces, which are used by small mini >>>>>>> -apps >>>>>>> that emulate different weight indicators used more commonly. These mini >>>>>>> -apps can be created on a website and be available immediately for >>>>>>> testing . >>>>>>> >>>>>>> https://www.youtube.com/watch?v=i4qJ2Rk2740 >>>>>>> >>>>>>> https://www.youtube.com/watch?v=Cawv5VZGuDY >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> 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 https://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 https://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] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> Visit this group at https://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. 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