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,
I am using nRF52832 with S132_V2.0.0 and SDK_11.0.0. In my application i plan to use RFX2411N PA/LNA module. In datasheet of RFX2411N, I found that it can be used in...
Trying to qualify our design with Bluetooth SIG.
NRF51422 QFN48 nRF51 SDK v10.0.0 SD 310
When I use QDID 62791 to generate a test suite for PTS on the SIG website, the...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
Hello,
I am working with the nRF52 DK, SDK 11 and especially with the ESB protocoll. I started with the provided example esb_low_power_ptx/prx.
In the documentation...
Hi,
I wish to encrypt my application to protect my code. I've tried running my hex file through openssl
openssl enc -aes-128-ofb -nopad -nosalt -e -K XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX...
There are an example which based on Nordic's implementation of BSD Socket API (the client-side).
Also, I have seen the lwIP Socket API in nRF5 IoT SDK, but, there no app...
Hi,
I am new to nrf51-dk and I am using nRF5 SDK v11.0.0 and S130. I wanted to perform the task below.
I have a couple of nRF Beacons and want to program one of it...
Hi.
We just received few new nrf52 boards. They are same PCA10040 v1.1.0 as previous ones, but these have date of 2016.21 stamped on them instead of 2016.09. Problem is...
Right now I'm trying to interface an nRF51822 set up as a central to an ESP8266 module. The module is controlled by AT commands, and usually issues a response.
I'm struggling...
Hi,
I'm trying to use Master Control Panel to communicate with a sensor that we've developped (nRF52 based). I have the nRF51 dongle (PCA10031).
When I start the application...
Hi,
Im using a custom board running a program based on 'ble_app_hids_mouse (pca10028)' project, softdevice S130.
Since there is no 32.768 kHz crystal on my board, the...
Use SDK 10, SD version is 8.0.
I add the dfu to the ANCS project. Then use the nRF Toolbox App to update the firmware,
but it pop up "Read DFU Verion characteristic...
