To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
My question, at the top of the document linked below it has the line “ This information applies to the following SoftDevices: S132, S140, S212, S332”
https://infocenter...
Hi,
We are developing the Bluetooth based weight scale product.
We have successfully developed the project using nrf52840 DK board but now we are planning to develop the...
Hello,
I am working on nrf5340DK board and with sample example central_uart. I wan to find at what speed the application clock is configured and also want to change it...
There are lots of questions in the community related to use of multiple advertising sets. Common answer has been that it is "not support at the moment", see e.g.
https:...
I am using nRF52840-DK as a BLE sniffer. I have set up Wireshark to sniff the packets. Between c entral and Peripheral, there is an authenticated LE secure encrypted BLE connection...
Hi,
I'm working with a modified version of the secure bootloader included in the nRF5 SDK 17.0.0. I'm using an nRF52832 to update an STM32 over the air.
I have two update...
Hi all, I need to use the nRF5340's SPIM4 peripheral for 32 Mbps communication. I see dedicated device's pins are pre-assigned on nRF5340 for SPIM4, ad I want to use these...
We have an nRF52840 connected to a SAM4e over SPI. The nRF52840 is the slave and the SAM4e is the master. The 52840 uses a SPI slave routine based on the SDK17 SPIS example...
Hi there,
When parsing the GPS data from the Thingy91's GPGGA format, I've received invalid from such parsers.
Invalid:
I'm still able to successfully parse the value...
Hi,
We used modem fw 1.2.3 ncs 1.3.0 before and got upto 8 satellites when searching for a fix.
Using latest modem firmware 1.3.0 + ncs 1.5.1 we see no more than 3 satellites...
Hi,
I'm using the nrf52 mesh sdk v5 to make a provisioner based on the provisioner example of the mesh sdk.
During some provisioning, the provisioning process timeout...
Hi
in communication networks, GPS is often us to sync network elements and to get accurate timing.
with nRF9160 MFW 1.3, "GPS time based configurable IO-pin / pulse" is...
Hi!
I am developing an application that starts and stops gps occasionally. I am running the gps in GPS_NAV_MODE_PERIODIC with a timeout of 100s and an interval of 240s....
Hi,
We are having problems with nRF52840 dongle.
Intermittently pc-ble-driver-py throws the error in the subject when trying to open interface to nRF52840 dongle. After...
I got an average DRx power consumption of 415.03 µA for 2.56s in the Online Power Profiler for LTE. But unable to get the average power consumption of eDRx.
In the following...
