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...
I've been experiencing this bug for a while now. What happens is that a app_timer's overflow handler can't put any more messages into the queue because the queue is full,...
I need to connect to the VSS of the nRF52832-CIAA Ground
A mistake by one of the VSS was not connected nowhere.
The VSS was one N.C..
Do you have any problem with...
im sure the reference design is copywritten if i added two components and removed the GPIO breakouts and switches and led is that in any way not ok? i know nothing on RF signals...
Hi. I am trying to add DFU service to sourse code with existing service. When I try to run service without device manager + DFU or run device manager + DFU without my service...
Hello!
I am trying to build a connectable Eddystone beacon with a Blend Micro board which uses nRF8001 . I used the BLEPeripheral library ( github.com/.../arduino-BLEPeripheral...
Should I call app_sched_execute at least once before the first app_timer_start ? I have a strange bug and I realized that calling it before is a fix but I don't see this in...
Maybe this is a newbie question but, I read that using TEMP is a restricted resource for the SD but I could not find any driver or example to use it correctly.
Can someone...
I am trying to determine the suitable set-up to determine when my system's battery source (lipo battery) is too depleted.
I am running my nrf52 at 3 volts and the Lipo Battery...
Hi. I try to fusion 's130_nrf51_1.0.0_softdevice' and 'flash write'. I checked flash write. but when i implement flash write with s130 softdevice, it is not working. If i...
I have the nRF52 dev kit, and I hooked up pin 13 to SDA and pin 18 to SCL on an I2C device. There are no external pullups on the SDA or SCL lines.
However, the TWIM module...
I tested some features of the new nRF Connect application version 1.0 on PC. The application has a lot of interesting features useful to develop and debug embedded software...
Hello Everyone!
I want to make a project that will recognize some tone in the air, up to 5KHZ, and will send nrf8002 a message as a result.
I though to use the nrf52 proccess...
I am using SDK_11 s130 ble_app_gls on nRF51-dk.
An Android phone running nRF-Connect app was able to pair and bond with nRF51-dk. First time doing pairing and bonding works...
