Thank you Alan for you time, really appreciate your advices and recommendations,
Hello Miguel, Indirectly yes,as far as i know ublox use softdevice in their u-connect firmware, but not 100 % sure about that. На пт, 14.10.2022 г., 18:21 MIGUEL ALEXANDRE WISINTAINER < tcpipc...@hotmail.com> написа: > Nice > You will use the existent softdevice, right ? > > > Enviado do meu iPhone > > > Em 14 de out. de 2022, à(s) 09:21, Embedded Systems < > ivanucherdj...@gmail.com> escreveu: > > > > Hi Alan, > > > > Unfortunately ublox does not, maybe Nordic does, but i dont wish to > reflash > > the module. What i am thinking is to implement an u-connect parser > similar > > to the NMEA parser (GPS parcer) and implement it in utils in apps, in > this > > way i wont disturb the already existing Bluetooth functionality and add > > support for ublox devices which use u-connect, they have also Wifi and > > other modules which use u-connect so i think it will be nice addition to > > have this parser in Nuttx. > > > > Best regards, > > Ivan > > > >> On Fri, Oct 14, 2022 at 2:53 PM Alan C. Assis <acas...@gmail.com> > wrote: > >> > >> Hi Ivan, > >> > >> Ok, understood the issue! > >> > >> Maybe U-Block has an HCI H4 firmware that you can use on Anna-B112 > >> instead of this AT firmware. It's always a good idea to use and follow > >> the standard, this is a compelling motivation to use NuttX in the > >> first place! :-) > >> > >> BR, > >> > >> Alan > >> > >>> On 10/14/22, Embedded Systems <ivanucherdj...@gmail.com> wrote: > >>> Hello Alan, > >>> > >>> Unfortunately we cannot use the module as HCI H4, we can control it > only > >>> with AT commands. So in our case IMXRT is running nuttx and its > connected > >>> to the BLE module with uart and control it with AT commands, so far i > >> just > >>> implemented an application in nuttx which controls the module from the > >> user > >>> space. The aplication is using a UART char driver to communicate with > the > >>> module and everything else is managed in the application , but i dont > >> think > >>> this is a good way to use the module and i wish to make a driver in > nuttx > >>> for it, My problem is that i dont see a good way to implement the > driver > >>> and connect it with the already existing nuttx Bluetooth > functionalities > >> . > >>> > >>> > >>> Best regards, > >>> Ivan > >>> > >>> On Thu, Oct 13, 2022 at 11:59 PM Alan C. Assis <acas...@gmail.com> > >> wrote: > >>> > >>>> Hi Ivan, > >>>> > >>>> Normally using external BLE modules that follows the HCI H4 is easier > >>>> than porting to some chip with internal BLE and application in the > >>>> same chip. > >>>> > >>>> You can see how it is done in the sim and also here: > >>>> > >>>> boards/arm/stm32/stm32f4discovery/src/stm32_hciuart.c > >>>> > >>>> BR, > >>>> > >>>> Alan > >>>> > >>>> On 10/13/22, Embedded Systems <ivanucherdj...@gmail.com> wrote: > >>>>> Hello Alan, > >>>>> > >>>>> Its good to hear from you too. > >>>>> > >>>>> So, you don't to flash NuttX inside Anna-B112, but just want to use > it > >>>>> as external BT BLE module, right? > >>>>> > >>>>> The Anna module is flashed with u-blox connect and we are using it as > >>>>> external ble module, the module has the whole ble stack embedded in > >> the > >>>>> u-box connect and is controlled via AT commands, thats why i am not > >>>>> sure > >>>>> how exactly to port it for Nuttx in a suitable way. > >>>>> > >>>>> Best regars, > >>>>> Ivan ucherdzhiev > >>>>> > >>>>> > >>>>> На чт, 13.10.2022 г., 18:31 Alan C. Assis <acas...@gmail.com> > написа: > >>>>> > >>>>>> Hi Ivan, > >>>>>> > >>>>>> Nice to hear news from you! > >>>>>> > >>>>>> So, you don't to flash NuttX inside Anna-B112, but just want to use > >> it > >>>>>> as external BT BLE module, right? > >>>>>> > >>>>>> In this case you need to enable the "Bluetooth H4 UART" > >>>>>> > >>>>>> There are some examples on NuttX about how to use it. > >>>>>> > >>>>>> Also you can opt for using NuttX internal BLE Stack (that derives > >> from > >>>>>> an old BLE Stack that Intel integrated on Zephyr and that was > >> released > >>>>>> for Arduino/Genuino under BSD License) or you can use the NimBLE > >> stack > >>>>>> that is more complete and also have examples on NuttX. > >>>>>> > >>>>>> Using the internal stack could be more challenging, but it will help > >>>>>> to improve our own stack. > >>>>>> > >>>>>> BR, > >>>>>> > >>>>>> Alan > >>>>>> > >>>>>> On 10/13/22, Embedded Systems <ivanucherdj...@gmail.com> wrote: > >>>>>>> Hello Nuttx Community, > >>>>>>> > >>>>>>> First i would like to say that i really hope that everybody is > >> doing > >>>>>> well! > >>>>>>> I am sorry that long time i didn't had a chance to contribute > >>>> anything, > >>>>>> but > >>>>>>> life is moving in a very fast pace for me lately. > >>>>>>> > >>>>>>> For our sport Wearable system i am working on integration of a > >>>>>>> Bluetooth > >>>>>>> module Anna-B112, it is a very interesting small module. The > >> version > >>>>>> which > >>>>>>> we are using is preflashed with Ublox u-connect software and the > >>>> module > >>>>>> is > >>>>>>> based on nRF52832 nordic chip. I would like to ask for advice on > >> how > >>>>>>> exactly to implement a relevant support for this to suit Nuttx > >>>>>> architecture > >>>>>>> because i wish to contribute this port when its done. I am familiar > >>>>>>> that > >>>>>>> Nuttx has Bluetooth stack and also support for HCI bluetooth > >>>>>>> modules, > >>>>>>> but > >>>>>>> the difference here is that ANNA-B112 has its stack embedder in the > >>>>>> nordic > >>>>>>> chip and the module is controlled via AT commands through UART, so > >> i > >>>> am > >>>>>> not > >>>>>>> exactly sure how to implement the driver for this module. To me it > >>>>>>> looks > >>>>>>> like it has to bypass the nuttx bluetooth stack (because it already > >>>> has > >>>>>> an > >>>>>>> embedded one) and directly connect to the application layer, please > >>>>>> correct > >>>>>>> me if i am wrong here. > >>>>>>> > >>>>>>> I would really appreciate some insight of how exactly to implement > >>>>>>> the > >>>>>> port > >>>>>>> to suit Nuttx design and to NOT disrupt in any way the already > >>>> existing > >>>>>>> implementations of bluetooth connectivity > >>>>>>> > >>>>>>> Thank you in advance! > >>>>>>> > >>>>>>> -- > >>>>>>> Kind regards, > >>>>>>> Ivan Ucherdzhiev > >>>>>>> > >>>>>>> CTO @ Barin Sports > >>>>>>> Bulgaria > >>>>>>> > >>>>>> > >>>>> > >>>> > >>> > >>> > >>> -- > >>> Kind regards, > >>> Ivan Ucherdzhiev > >>> > >>> Team Lead @ Barin Sports > >>> Bulgaria > >>> skype: ipy_44 > >>> tel: +359888927760 > >>> > >> > > > > > > -- > > Kind regards, > > Ivan Ucherdzhiev > > > > Team Lead @ Barin Sports > > Bulgaria > > skype: ipy_44 > > tel: +359888927760 >
