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 All,
I'm working on adding simple melodies (2-5 tones) to my app using the I2S module and i'm facing some problems:
How do i determine the tone?
Can i determine the...
The supl domain name doesn't resolve.... SPM: NS image at 0xc000
SPM: NS MSP at 0x20027508
SPM: NS reset vector at 0xe965
SPM: prepare to jump to Non-Secure...
To the kind attention of Nordic support team,
Let's please consider this scenario:
PCA10040 with ble secured bootloader already installed
PCA10056 with usb bootloader...
I'm confused by this because I believe I am writing to the correct LED Characteristic. The code looks like:
...
if characteristic. properties . contains (. write ) { ...
Hi
I would like to use an ENUM and STUCT within my application to maintain device state (IDLE, RUNNING etc). This state needs to update a BLE Characteristic. I have the...
Hi
I'm currently testing a microphone, I only want ADC reading from it to show how loud the sound is, so kinds like volume.
If I only using simple ADC to read the number...
I am using nRF5 SDK 15.0.0, nRF52832 and SES v4.50.
I have read some posts about this, but cant get the NRF_LOG_INFO() printed anywhere but the Debug terminal.
In sdk_config...
Hello. I am using and modifying long range demo master from Nordic PlayGround, which was originally developed in sdk 15.0.0. My purpose is to change it so that it will dynamically...
I checked the gps sample program on nrf v1.2.0.
AGPS function downloads GPS assisted data from SUPL server through LTE.
What if I do band lock while using the AGPS? Does...
Is it possible to send a CW signal at 806 MHz with the command "AT% XRFTEST = 1". The frequency 806 MHz is downlink from band 20. To optimize the antennas it would be ideal...
Hello! Is it normal, that there are 2 applications in memory after secure buttonless DFU update? Please see screenshot of memory map:
I used SDK version 16. Shouldn't...
Hi all,
My device is working as a HID device. it's working on android and iPad but not work on macOS. It's can't solve the security procedure and returning error: <info...
Hi,
I'm working on a project using a custom pcb with a 52832 chip. It has worked good for several months, but I got a Hard Fault during flashing today. Flashed it 3 times...
Hi team,
My customer is using Thingy52 for some prototype and they output some data from sensors, 2 questions:
1. What does the form of the data means as "6Q10 fixpoint...
Hi there,
Is there any certifications required for the newly developed product that is using nrf SDK and nrf52832 SOC and can we use bluetooth logo in that product?
...
