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...
Hey, I'm trying to get a basic BLE with coded PHY (125Kbps) setup with on the fly encryption/decryption working but I'm running into a strange problem. I'm using a custom...
Hi, I want to use the nRF9160 in a project, where I need the antenna attached to the nRF9160 to be able to handle being 1000m below the sea-surface. It is an AUV that collects...
Hello,
At present, there is a problem. When there are a few broadcasting devices nearby but many active scanning devices that the active scanning is not easy to find devices...
Hi
I am using app_timer_cnt_get() like MIllis()
uint32_t millis() { uint32_t milli; milli = app_timer_cnt_get() /32.768; return milli; }
but when i connect the nrf52840...
Hello ,
i have successfully compile and run 'binky' and 'Hello_words ' sample code using segger .Now i want to test Uart communication with nrf9160 . (want to send string...
Hi,
we are following below link for DFU example i.e. serial dfu on nRF52833. we are not able to install mcumgr in windows . are we missing anything here. kindly help us...
I'm testing an implementation of the serial UART bootloader for DFU. Firmware update using nrfutil works fine, using a serial-USB dongle, The only issue I'm seeing is that...
Hi DevZone,
I have recently updated:
nRF5 SDK to 17.1.0 from 15.3.0
S140 to 7.2.0 from 6.1.1
SES to v6.20a from 4.16
The SoftDevice now fails to initialize when...
hi support team,
in ncs llpm example, we tested it and find out one problem, why 4bytes of timer data would spend more than 1ms? please see picture 1.
further more,
...
I testing asset_trcker_v2 and want to add new custom event module. I have few doubts and queries:
1. There is event_handler function in each module as well in main fuction...
Hi,
I am working on the nrf5340 with zephyr (NCS 1.7.1), I need to monitor the voltage of the battery, in the beginning, I used the ADC API of zephyr, and it works well...
Currently I have a 52840 peripheral running peer manager. We bond/peer with it using a passkey system from an mobile phone central. It works great.
SDK is 1702 nrf5.
What...
I wanted to confirm that on the nRF9160, it is acceptable to tie the VDD and VDD_GPIO pins to the same 3.3V rail and bring them up together. The VDD_GPIO rail will not be...
