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'm putting some bootloader and static config data in the customer section of the UICR and I accidentally wrote to 0x1001200 and worked just fine.
Looking closer, it seems...
Dears:
We will adopt nRF51822 for our project, and we want to confirm with you for the question as below:
Does nRF51822 support HCI command protocol through either...
Hello,
I do erase flash pages in my application I use the sdk api:
nrf_nvmc_page_erase(firstaddress);
nrf_nvmc_write_bytes(address, data, len);
but I did not found...
Hello,
i couldnt find the correct answer yet. I would like to use a RTC and also the s110 and BLE.
I collect data from sensors over i2c and send it over BLE. timing...
My username and password credentials do not work here or on the normal nordic semi site. The random password (i.e. fj[k%3) will work at the nordic semi site, and continue...
Hi,
I am starting development on my project using the ble_app_hrs as a template. This project already has the buttons setup for interrupts using the Button Handler library...
Hi guys
I use gazell protocol for my application. I want to try some other way to decide the channel tables. So I decided to monitor the RSSI and chose the channels in...
Hello, I want to be able to perform actions in my app based on the tactile buttons being pressed on the beacon. When I bought it I was under the impression that the service...
Hi,
I have some problems to advertise a custom 128bit UUID.
I succeeded to set the 128bit base UUID and my Characteristics UUIDs are 128bits.
But how I can set the PrimaryService...
Hello,
I want to implement device pairing, using the pairing bit. The pairing bit is set in the masters device type. For a slave to pair with such master, it opens a channel...
Hi Nordic!
I am using nRF UART2.0 and nRF51822.
I am sending some data from nRF51822 to nRF UART2.0
But after 3 minutes, I can get disconnection.
and 0x16 error...
I am currently using ARM's CMSIS-DAP interface to support flashing of an nRF51422 from a host MCU (i.e. to perform updates of the SoftDevice and/or application code running...
Hi guys,
I have a custom hardware with the nrf51822 and we have a slow connection and services discovery is clearly slower that when we run the code in the Development...
