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'm trying to store data in the flash, i manage to write a correct data in the flash but when i try to read it the address is erased.
I use this function to write...
Hello, everyone~
I want to use a nRF51824 to scan a specified smart phone and use the RSSI to estimate the distance. Is there a simple and basic example of this funtion...
Hello everyone
I have a small question about Mesh_gatt_pdu_type_t in light_switch_example.
When my NRF52 connect with smartphone over BLE mesh proxy, my smartphone will...
I am developing my project in a nRF52832 custom board. I am working in SDK v12.2.0. My application program is based on ble_app_uart.
It seem a bug about the defined characteristic...
Hello All,
I have compiled and flashed fresh ble_sdk_app_proximity with armgcc to my NRF52DK(S132,SDK15.0.0). After connecting to the DK with nRF connect ios app I can see...
Hi All,
Am using SDK 11.0.0.89a8197 Device Manager,
I get this error very randomly .. My case is I allow only one device to bond with me , After bond I always advertise...
This question is similar to the feature request: devzone.nordicsemi.com/.../sdk-12-x-0-future-feature-requests
I have to evaluate if we buy Tracealyzer ( percepio.com/....
Hi.
I have a problem to understand what is the difference in SFR registers IEN1 and INTEXP.
Bit 2 in both of them is responsible for enabling 2-Wire completed interrupt...
Hi,
We are currently developing an app which require DFU.
As part of the bootloader development we would like to use the SWO in order to do a printf debug.
In the app...
Hi there,
I am looking to double check the state of NRF52840 while its reset is active.
I have found this thread regarding the NRF52832 ( https://devzone.nordicsemi...
Hi,
I am using sdk12.2.2 and customised nrf52 boards. I am storing 9000 records with 7 bytes each in flash.
After sometime I am getting buffer space full error and I am...
Hi!
I am developing anapplication on NRF52 DK. I need to preserve value between software resets and to do so i tried to use GPREG .
To set value i use code:
//set value...
Hello, I am a student studying firmware
I want to use SPI and UART in one project at the same time.
The soft program uses KEIL and is the latest version. Code generation...
I just received the PPK and use it for the first time.
I am trying use the PPK to monitor the current of an external board.
SW2 is set to 'external' and SW4 is set to...
