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...
Hello,
i have one PPK2. Recently i find the current reading from PPK2 is relatively large compared with actual current value.
For example, actual current value vs PPK2...
I am currently working on creating a custom PCB which features an nRF9151 module. I am currently working on pin assignment for our peripherals. Given Zephyr uses a device...
Hello, we're currently developing BLE devices with PCA10040 and nRF Conenct SDK 2.9.0.
During a series of experiments, we found that with the same hardware and the same...
In NRF5 SDK17.1, I disabled the Bluetooth broadcast channels 38 and 39 by configuring channel_mask. However, when I measured the broadcast current waveform, I found that there...
I'm working on a IoT device that leverages the AWS IoT and AWS FOTA components from the nRF Connect SDK. The device is battery powered, and so I want to limit the connection...
Hi all,
lesson2, excercise2 is missing the code snippits.
Excercise1 and excercise3 do have code snippits to copy.
I tried on both Chrome as on Edge, but the snippits...
Hi,
I have successfully updated the firmware on the nRF5340DK controller using the DFU MCUBoot method. Now, I need to add Secure Boot NSIB to the bootloader and integrate...
On the nRF5350 I'm currently seeing about 30 kB throughput via bt_l2cap_chan_send. It seems that could be optimized to over 100 kB. I'm looking at some values in the l2cap...
I am using zephyr_nanopb_sources to add some protobuf files to my app target, and this works fine in a normal build without mcuboot. However, when building with mcuboot it...
I am in the process of getting a Nordic Thingy 91 X up and running for an upcoming development project. However, I’m having some problems getting the Thingy to connect to...
Hi,
I started the LBS example on the nRF52DK_52832 kit and connected the PPK2 kit to the P22 pins for measuring power consumption. I am not sure if I did something wrong...
In the old Nordic SDK we had the option of using "high accuracy" interrupts with GPIOTE by using something like NRFX_GPIOTE_CONFIG_IN_SENSE_LOTOHI(true);
Is there a similar...
I'm currently working on a project using the nRF52833 with nRF5 SDK 17.1.0 and SoftDevice S140 v7.2.0 , aiming to run BLE (Peripheral role) and Qorvo DW3000-based UWB communication...
Hello,
I'm having a serious issue with my nRF52840 board. Here’s what I already tried:
What I have done:
Verified working USB cables (data + power).
Installed...
