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...
nRF51822
I'm interested in setting up the the POFCON to enable me to get a
POFWARN interrupt when the battery voltage drops below 2.7V.
The softdevice is enabled at...
I have a nRF51422 dongle, and I want to know the power/current when an UART event happens.
I've read nRF51822_Development_Kit_User_Guide_v1.4 p.29 for Current Measurements...
Hello,
I am experiencing some CC register issue in Timer of nRF51822. I am trying to setup TIMER1 for 16 seconds. But I see, that when I try to write to CC registers, the...
The "Intermediate Temperature" characteristic is not coded in the ble_hts.c file.
How could I do to implement this characteristic and maintain the compliance with Nordic...
Hello,
I want to rewritte SEGGER_RTT_vprintf to use sprintf Inside (because it's already linked in my application and allow float display).
The problem is that i don...
Hi
We use the nRF51822 with s110 active. As long the s100 isn't active, we can debug, set breakpoints, stop, continue like it should work.
When activating the s110 and...
Hello,
The question is about CUSTOMER area in UICR. After locking chip wirh UICR.RBPCONF.PALL I noticed that I still able to read UICR.CUSTOMER data.
Could I enable readback...
Hi all,
Google launch uWeave Library project.
uWeave is an implementation of the Weave protocol intended for use on microcontroller based devices.First demo project is using...
Hi,
As first stage of planning our next generation of wireless sensors at my workplace, I must carefully consider which radio protocol suits us best. We don't need sub 1...
HI,
Hi,
I have been working on nRF5 Development Kit where Basic configuration is working i.e. blinky program and when I load peripheral program(PWM,UART), its also working...
Hello. I have several nRF51 devices (nRF51 Dongle, pca10031) I wish to use as BLE link between robots.
Is there any examples or tutorials that show how I can do this...
Hello
I am working on the NRF51DK i would like to monitor the battery percentage and notifythe value over the air to the user and aslo alert the user if the battery levels...
I have to develop my own Dfu central to update my nRF51822 peripherals over the air.
Could you provide sourcecode for one or more of your Dfu central applications like: ...
I ve already found this post regarding the AutoConnect Issue.
devzone.nordicsemi.com/.../
I have the same problem with a Sony Xperia Z on Android 5.1.1 ...
Is there...
