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BlueZ PHY CODED scan via HCI UART on nRF52840_pca10056
#ble
#nrf52840
#uart
#hci
With a 5.10.11 linux kernel and bluez-5.55, setting PHY in btmgmt still doesn't work due to a bug in the kernel. You can easily work around that by using hcitool: # set default phy to encoded hcitool
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With a 5.10.11 linux kernel and bluez-5.55, setting PHY in btmgmt still doesn't work due to a bug in the kernel. You can easily work around that by using hcitool: # set default phy to encoded hcitool
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By
arne@...
· #2479
·
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Azure MQTT with GSM modem over PPP
#mqtt
#modem
#ppp
#nrf52840
Hi Jukka, Thank you for your assistance. My MQTT client using GSM modem is now working. Regards, Jurgens
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Hi Jukka, Thank you for your assistance. My MQTT client using GSM modem is now working. Regards, Jurgens
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By
petrus.vanderwalt@...
· #2462
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Azure MQTT with GSM modem over PPP
#mqtt
#modem
#ppp
#nrf52840
Hi Jurgens, have you tried to connect to Azure using for example qemu, this way we could rule out issues in modem config? I did not spot anything obviously wrong in your main.c, but as you have notice
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Hi Jurgens, have you tried to connect to Azure using for example qemu, this way we could rule out issues in modem config? I did not spot anything obviously wrong in your main.c, but as you have notice
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By
Jukka Rissanen
· #2433
·
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Azure MQTT with GSM modem over PPP
#mqtt
#modem
#ppp
#nrf52840
Hi everyone, I am really struggling to get the mqtt_azure sample working. It just does not want to connect to IoT hub. Thank you once again for your assistance @Jukka. Can anyone help me to get this w
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Hi everyone, I am really struggling to get the mqtt_azure sample working. It just does not want to connect to IoT hub. Thank you once again for your assistance @Jukka. Can anyone help me to get this w
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By
petrus.vanderwalt@...
· #2432
·
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Azure MQTT with GSM modem over PPP
#mqtt
#modem
#ppp
#nrf52840
Hi Jukka, I only had to add a board overlay for my nRF52840 in order to get the gsm_modem sample up and running. Drivers specifically for the Quectell BG 96 and Sara 412 are available in Zephyr. I act
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Hi Jukka, I only had to add a board overlay for my nRF52840 in order to get the gsm_modem sample up and running. Drivers specifically for the Quectell BG 96 and Sara 412 are available in Zephyr. I act
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By
petrus.vanderwalt@...
· #2426
·
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Azure MQTT with GSM modem over PPP
#mqtt
#modem
#ppp
#nrf52840
Hi Petrus, Did you need to do any changes to generic gsm modem in order to get the BG96 or SARA modem working. I do not have these modems, so would be interested to know if they worked ok without any
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Hi Petrus, Did you need to do any changes to generic gsm modem in order to get the BG96 or SARA modem working. I do not have these modems, so would be interested to know if they worked ok without any
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By
Jukka Rissanen
· #2425
·
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Azure MQTT with GSM modem over PPP
#mqtt
#modem
#ppp
#nrf52840
Hi, Zephyr community. I am trying to add Azure MQTT functionality to my project. I am using an nRF52840 with a Quectel BG96/Sara R412M-02B. I would also like to use the modem functionality to communic
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Hi, Zephyr community. I am trying to add Azure MQTT functionality to my project. I am using an nRF52840 with a Quectel BG96/Sara R412M-02B. I would also like to use the modem functionality to communic
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By
petrus.vanderwalt@...
· #2424
·
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printf causes hard_fault
#nrf52840
I have an application for the nrf52840dk_nrf52840 board where I am using printf() to print some messages. All works most of the time and the messages are shown correctly on my serial console. However,
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I have an application for the nrf52840dk_nrf52840 board where I am using printf() to print some messages. All works most of the time and the messages are shown correctly on my serial console. However,
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By
Stefan Hristozov
· #2408
·
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Support for Adafruit Feather #nrf52840 Sense
#nrf52840
Hi Leo, The Adafruit Sense is much like the Arduino Sense, both use the nRF52840 but use a modified bootloader. They have been designed to work with the Arduino platform. Luckily work porting the Ardu
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Hi Leo, The Adafruit Sense is much like the Arduino Sense, both use the nRF52840 but use a modified bootloader. They have been designed to work with the Arduino platform. Luckily work porting the Ardu
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By
William Fish
· #2372
·
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Support for Adafruit Feather #nrf52840 Sense
#nrf52840
Hi Leo, Zephyr seems to support the nRF52840 Feather Express, but not the Feather Sense: https://docs.zephyrproject.org/latest/boards/arm/adafruit_feather_nrf52840/doc/index.html This is the right pla
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Hi Leo, Zephyr seems to support the nRF52840 Feather Express, but not the Feather Sense: https://docs.zephyrproject.org/latest/boards/arm/adafruit_feather_nrf52840/doc/index.html This is the right pla
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By
Carles Cufi
· #2366
·
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Support for Adafruit Feather #nrf52840 Sense
#nrf52840
Hello Zephyr team! I have a question about board support and I also need your help building an example project. 1) Does Zephyr support the board below? How would I go about using its sensors? https://
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Hello Zephyr team! I have a question about board support and I also need your help building an example project. 1) Does Zephyr support the board below? How would I go about using its sensors? https://
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By
Leo
· #2365
·
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contiki-ng RPL-border router in zephyr
#nrf52840
Hello, I am investigating if the implementation of contiki-ng RPL border router can be useful in zephyr. I am trying to set up the echo client example of zephyr using the overlay-802154.conf file in o
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Hello, I am investigating if the implementation of contiki-ng RPL border router can be useful in zephyr. I am trying to set up the echo client example of zephyr using the overlay-802154.conf file in o
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By
Nikos Karamolegkos
· #2363
·
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MCUboot placed to immutable flash
#nrf52840
#crypto
#dts
In general, that's left as an exercise for the user, as far as I know. "Nikos Karamolegkos via lists.zephyrproject.org" <nkaram=ics.forth.gr@...> writes:
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In general, that's left as an exercise for the user, as far as I know. "Nikos Karamolegkos via lists.zephyrproject.org" <nkaram=ics.forth.gr@...> writes:
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By
Bolivar, Marti
· #2315
·
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MCUboot placed to immutable flash
#nrf52840
#crypto
#dts
Hello, I am studying this which mentions that the MCUboot is placed to immutable section of flash. How is this implemented? I can not see anywhere information about immutable MCUboot partition.
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Hello, I am studying this which mentions that the MCUboot is placed to immutable section of flash. How is this implemented? I can not see anywhere information about immutable MCUboot partition.
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By
Nikos Karamolegkos
· #2310
·
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Erasing flash memory problem in nrf52840-dk
#flash
#nrf52840
I solved the issue. The size should be multiple of 4096 (sector size). An other problem that I am facing is that when I run the lwm2m-client over openthread and the last address of the program is 0x59
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I solved the issue. The size should be multiple of 4096 (sector size). An other problem that I am facing is that when I run the lwm2m-client over openthread and the last address of the program is 0x59
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By
Nikos Karamolegkos
· #2300
·
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Erasing flash memory problem in nrf52840-dk
#flash
#nrf52840
Hello, I have made a device DTS overlay file to create my partitions in flash, so I have 3 different partitions (banks) lets say A, B, C respectively. It seems to work. However, each time I am trying
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Hello, I have made a device DTS overlay file to create my partitions in flash, so I have 3 different partitions (banks) lets say A, B, C respectively. It seems to work. However, each time I am trying
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By
Nikos Karamolegkos
· #2286
·
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nrf52840 how get the printed MAC address on the dongle with C
#nrf52840
Hi, probably a very simple question. How do I get in my C code the MAC address which is printed on the nrf52840 dongle? Thanks Marcel
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Hi, probably a very simple question. How do I get in my C code the MAC address which is printed on the nrf52840 dongle? Thanks Marcel
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By
Marcel
· #2260
·
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Hardware acceleration using cryptocell engine in
#nrf52840
#crypto
Hi Nikos, The Cryptocell requires proprietary software that is not part of Zephyr. If you’d like to use the Cryptocell I recommend you take a look at Nordic’s Zephyr-based SDK, the nRF Connect SDK: ht
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Hi Nikos, The Cryptocell requires proprietary software that is not part of Zephyr. If you’d like to use the Cryptocell I recommend you take a look at Nordic’s Zephyr-based SDK, the nRF Connect SDK: ht
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By
Carles Cufi
· #2254
·
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Hardware acceleration using cryptocell engine in
#nrf52840
#crypto
Hello, I am going to use mbedtls library in order for sha256 hash calculation and ECDSA verify using nrf52840-dk. I can not find any configuration parameter for hardware acceleration. The device suppo
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Hello, I am going to use mbedtls library in order for sha256 hash calculation and ECDSA verify using nrf52840-dk. I can not find any configuration parameter for hardware acceleration. The device suppo
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By
Nikos Karamolegkos
· #2253
·
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LWM2M client to nrf582540-DK
#nrf52840
#networking
Hi all, I would like to ask you if I can change the lwm2m observer period. There is enough delay (some seconds), after calling lwm2m_engine_set_u8("5/0/3", STATE_IDLE) until the server get informed.
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Hi all, I would like to ask you if I can change the lwm2m observer period. There is enough delay (some seconds), after calling lwm2m_engine_set_u8("5/0/3", STATE_IDLE) until the server get informed.
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By
Nikos Karamolegkos
· #2250
·
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