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...
Hello we would like to upload to the cloud the nrfutil generated zip package, however we are worried about the application file security.
As far as we know, nrfutils takes...
I am building a Bluetooth Mesh application based on the Mesh Beacon Example , i have written a custom Makefile and got it compiling with no errors.
But when Flashing the...
Hi,
I have a scenario where central bonds with peripheral1 and peripheral2.
After a while, when button 1 is pressed in central, central need to bond (and store bonding...
Hello,
I have recently ported our application from SDK 13 to SDK 14.
Everything that worked in SDK 13 works in SDK 14.
I then added the peer manager according to the...
Hello,
lets suppose, there are 20 nRF51822 chip advertise there presence at a same time.
so, this all are acts as a slave at a time. now, the master(mobile or nrf51822...
I'm trying to sample the 4 of the analog inputs on the nrf51822 at upwards of 10kHz and get the data out some how. Currently I'm using printf statements but that starts to...
I am porting my code (previously on 51822/SDK V12) to 52/SDK V14.
I have RTT logging working well on 51/SDK v12. In SDK V14 I noticed that the log module now is in experimental_log...
nRF52832
SDK14.0
Hi, how can I protect the bootloader from being overwritten? Ideally, I would never be updating the bootloader so it will be a permanent part of the device...
Hi
How stable is the RTT module and how trustworthy is it?
It is marked as unstable and I do not get any messages from the modules.
I use:
#define NRF_LOG_BACKEND_RTT_ENABLED...
Hi,
i would like to implement a very low power counter and used the template from this post . I've modified the example and used TIMER2 in counter mode triggered by LPCOMP...
Hi,
I'm trying to create a local network between an nrf51-DK and a mobile phone, android or iOS. The main goal is to be able to get TCP/IP connection between the nrf5x...
I am writing firmware for a BLE Nano device using the Nordic SDK 8.1. I was having problems where my device would suddenly stop printing to UART and stop trying to bond with...
I'm trying to set up a ble mesh with 3 servers and 1 client on an nrf52 PCA10040 dev kit. Upon debugging, I'm getting an error that says: '64, APP_ERROR: C:\Users\sesa463145...
I am using a NRF52-based platform and have BLE code based on the ble_app_hrs_c Hear rate monitor system.
Having set up for scan, I see many device (we have a lot of beacons...
