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...
Hi,
I need some help to choose an RF module for a new project.
I need:
* To connect to nRF24L with custom radio communications
* to connect to legacy standard bluetooth...
I use the nRF5_SDK_15.2.0_9412b96 , the sample is use a QSPI FLASH(MX25R64), and we want to change this QSPI FLASH. we will use GD25Q64E, which code should be modify?
I have developed a project with 9160, which requires real-time display of NB network signal on the screen. In order to save power consumption, I have set the Mode to PSM Mode...
Hello,
For us our IO rail is 1.8V. In this case do you see a big difference in power consumption whether REG1 is in LDO mode or DCDC mode? From 1.8V to 1.3V if in LDO mode...
Hi.
I use latest version of sdk and mesh. I run co-exist example as client and server in switch-light example as server. in client side i have add group address as you have...
Hello:
I had the Thingy91 (nrf9160) configured and working, but after a while, I tried to test it again, and I started seeing these errors:
- When using the LTE Link Monitor...
Hello,
I am working with DFU in the nRF Connect App and its working fine. Now I want to switch to the Android-DFU-Library and I always get "DFU CHARACTERISTICS NOT FOUND...
Hello,
I am currently using mqttsn publisher exams with keep allive time of 30 seconds, so according to MQTT standard if period of inactivity will be 45 second and the client...
Hello,
I would like to sign a firmware image with a custom private key. This is intended for OTA firmware update. The key type is ecdsa-p256 and the file containing the...
Hi，
sdk：ncs v1.6.1
board:9160dk_nrf9160
I use RTT to output log data, but I found that it can only output about 1k characters each time. Where can I modify it?
this...
Hi Team,
These are the SDA and SCL lines of nRF52832 connected to a sensor. the clock frequency defined in the code is 400 KHz, but its coming as 200 KHz on oscilloscope...
Hello, I have designed a custom hardware using nRF52833. I tried to program the nRF52833 using nRF52832DK, I am having following connections- nRF DK nRF custom board VTG-VDD...
Hello,
I have applied for the SUPL license and it got denied. I met the criteria which is mentioned by the Nordic.
I did log in the last 4 week and I am the member of...
Hi,
I'm trying to register the SIM card that came with the nRF9160-DK I just received and during SIM registration, it's stuck at the "still working" step indefinitely...
I have custom board with nrf52833 Soc. I was trying to implement WS2812 LED driver in zephyr which connected to ( P1.09). according to WS2812 Sample Application I copy the...
