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 everyone, I have an external board with processor nrf51422 and sensor BNO055 (I2C). I have a processor code created by someone else and I have a problem getting data...
Hi,
I see there is a differenece between v1.0.0 and v1.1.0 in the asset tracrker's main loop.
i.e. poll function vs the sleep function.
does this result in a change...
Hi,
I'm working on a custom bootloader which does DFU over I2C. As a fail safe mechanism I want to have a timer running that gets reset between each Image data block, so...
When using SDK v13's I2S driver, the data to send is filled via data_handler callback. How do I fill last block data?
Assume i2s buffer size is 2000, then every 1000 words...
I have been going through the steps in this blog post: https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started-cellular/posts/getting-started-with-nrf9160...
Hello everybody,
I'll try to modify the ble uart example. The target is, to get data from two different nus Services (different characterisitv uuids). They are both initilised...
I basically need to use two UART instances with the BLE Buttonless DFU Template App.
I started using the Serial library but apparently it's no longer supported.
The methods...
Hello,
I am working on nRF52832 SDK 15.3.0 in segger studio.
In my project I have 2 ADC input pin.
ADC initialization is as shown below,
And every 0.5 second I read...
I have a custom BLE characteristic that I want to use to allow an app to send commands to my device. I use an on-write() function that is called whenever a BLE_GATTS_EVT_WRITE...
The Device's name UUID for Thingy52 in according to this site https://nordicsemiconductor.github.io/Nordic-Thingy52-FW/documentation/firmware_architecture.html is: EF68xxxx...
Hi I am using nrf52840 on a custom board with segger embedded studio as development IDE. I would like to flash the hex file generated without using segger embedded studio...
do you have a user gide for Serial DFU just like buttonless DFU ,like this link https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/getting-started-with-nordics...
