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...
Hi Nordic community,
I'm sending several packets from nrf51822 (custom board) to Android application. At the moment I want to configure the sensor by sending commands from...
hi,
I tried to recover custom nrf52 board by nrfGo stuidio,and it failed,the logs as below:
------------------------------------------------------------------------...
Hi All,
I'm using a sdk11 and i have started using the glucose profile example to use a peer_Manager.
I have modified it to have a just work behavior. It works correctly...
We have a potential application where we have to send data over BLE at 3kbps and store in external flash memory at 8kbps. The last memory accessed in external flash memory...
I have a NRF52840 and wanted to know, how much of a signal gets into another channel in BLE.
I am going to explain what I mean so there is no confusion :).
The Bluetooth...
Hi,
When I migrated the nRF51 project to nRF52, I got 67 L6218E errors.
I am not sure how to solve that kind of errors because I already added the related .c file to group...
I need to use an external RF amplifier. This needs two control lines, one for TX and one for RX.
I need some way to know when to change the state of the control lines. Is...
I'm noticing some irregularity on the SCL line coming from my Nordic 52832. I've attached a Saleae logic trace here. What are the potential causes for this type of behavior...
Hi,
I'm facing issue in the range of communication between the 2 NRF24L01+ modules(1452AB). My design is to interface the NRF24L01+ with more than 6 modules with one HUB...
Hi,
We are testing with the experimental_writable_ndef_msg example from SDK12.2.0 and we have issues reading the nordic NRF52 Hardware using the PC-Card Reader identive uTrust3700F...
Because this is my first time on this forum, therefore first: "Greetings to everybody".
I'm just start digging into nrf with FreeRTOS (NRF52832, custom board, SDK14.0.0...
Hi,
I am working with ble_app_att_mtu_throughput sample for finding out max transfer speed on BLE4.2. I also need to write central part of this sample on iOS.
I try to...
The description of p_hvx_params :: uint16_t * p_len in ble_gatts.h is:
"Lnegth in bytes to be written, length in bytes written after successful return"
uint16_t len...
Hi,
I have been tasked of developing a custom BTLE test software for nrf51822 for purpose of certification.
The lab is asking for a custom test that ignores the pairing...
Core4.2 SPEC supports BLE numeric comparison and nRF5_SDK_12_3_0 support core4.2.
However, I can't find any event for BLE numeric comparison.
Is nRF5_SDK_12_3_0 support...
