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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi,
Do you guys test the the nRF91 modem with any kind of Bast Station Simulator? since i dont have any CatM1/NB network in my region most of the time i need to rely on...
Hello, I'm using nrf52832, SDK 15 e softdevice 6.0.
Smartphone with issue has Android 9 or 10 and Bluetooth 5. Instead, all works fine with smartphone with Bluetooth 4.2...
Hello, I have this scenario : I want each of my board to have a set of unique data, that I want to write along with the program, at the board initialization (this data will...
Hi,
I have the nRF52DK setup with SES. I can build the example ble_peripheral projects and I can run them in the debugger without any issues.
I also have a Telit BlueDev...
I have taken the examples\peripheral\serial example and made minor changes (NRF_UART_HWFC_ENABLED to NRF_UART_HWFC_DISABLED, commented out bsp_board_init).
I have a USB...
Hi
Our requirement is to do Over-the-air DFU at the bootloader level for nRF52840 devices on thread network. Can you suggest if this possible at the bootloader level? If...
I got a J-Link mini Edu today, and I wanted to try to experiment using it with my NRF52840 dongle.
To test it out I tried uploading some of my code and some examples, but...
Hello,
For a project, I'm trying to create a connection between an android phone and an nRF52832 via bluetooth after scanning nfc. But Everytime I tried it, a dialog appears...
I would like to program a nrf52840-Dongle with OpenThread's ot-ncp-ftd.hex image over USB DFU. After putting the device into bootloader by pressing the physical reset button...
We have two evaluation boards of nrf 52832 Bluetooth modules. we try to connect the modules in one to many network format for that application we flashed the following software...
Hi!
I have a Nordic NRF52840 development kit and am trying to interface with the MX25R6435F flash chip. It communicates over QSPI, so I know I have to go through the QSPI...
Others have had similar problems with pointers for structures. So, I've tried several different methods including one that was suggested in another help ticket. I am writing...
I checked the operation of the application "ble_app_hrs" and I see that the FDS makes a new record in flash memory with every new connection. What is the need and can it be...
Hello I want to use MTU = 247 bytes. For 1M PHY, everything is working fine. When I set the coded PHY, there is a problem. I get the GATT event NRF_BLE_GATT_EVT_ATT_MTU_UPDATED...
I want to tested RF performance ，so i hope send cat-M 6RB@0 signal. For example, the circled part of the picture: ,it's send 6RB@22 signal。please tell me AT command.
