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...
I'm putting out this scenario I don't understand, yet, to see if anyone else might have experienced the same thing.
I have a demo with a central and peripheral that bond...
Best Regards,
while messing around with nRF51822 S130, timeslot API and nRF Master Control Panel, we noticed that:
Issue : if a packet is formatted correctly, but the...
Best Regards,
I am developing a firmware version for nrf51822 based on Softdevice S130 (old v8.1) and Timeslot API.
Currently, I can freely transmit and receive packets...
I'm using the NUS service for a sensor design. It was working fine for me. I don't know what is changed, but I experiences the next problem.
When I connect my sensor using...
What is the RF Connector on NRF52 Preview DK? It looks like U.FL/IPEX/MHF but it does not have the central pin. I want to find a converter to SMA. Could you please suggest...
Hello,
I am currently working on a hard metal project involving Nordic product with Bluetooth.
I have to implement Bluetooth Smart for a bare metal project and I've already...
Hi,
I have an nRF51822-based peripheral with S110 softdevice, and it would be handy if I could nose around central's capabilities when it connects my device (I'd like to...
Hi,
At the moment I try to communicate with an external EEPROM. Writing to the EEPROM seems to work. But when reading back the written data, the program breaks... :-( ...
Hi, In my project I need to program softdevice+bootloader+application at a time, for these previously I used mergehex tool to merge Softdevice, Bootloader,application and...
Hi, I use nrf51822 with SDK9.0, gcc with makefile, and soft devices S110 or S130 on Windows. I would like to learn how to load firmware using the wireless DFU app from within...
I want to make 4 channel pwm output from the nrf51822 ic. I am using sdk6 and softdevice v7.3. I am able to make 3 channels of pwm output by using the library provided by...
I have an issue with indications. I try to send the first chunk of data and wait for indication callback, but my code freeze on while loop.
I activated indications on phone...
Hi all.
I am now testing nRF52832 preview DK examples work with softdevice on MDK-ARM version 5.15 I use nRF52832 preview DK and nRF Toolbox and Termite tool. I hope: ...
Hello all,
I am having problems with scan_start function (or something connected with it). I am using NRF51822 on custom board, using BLE functionality and also UART for...
