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 tried to update SD + APP at the same time but it only uploads the SD. I create the zip file like this nrfutil pkg generate --hw-version 52 --application-version 1 --application...
Howdy,
I'm porting a GATT profile from a different profile where the custom services characteristics and descriptors UUIDs are malformed. For example;
1st Custom Service...
This issue exists in NRF SDK5 15.2.0 and earlier. NRF log module has entered "production" level as of SDK5 15.2.
While implementing an additional logging backend, I discovered...
how to change the twi sensor coding to get the X,Y,Z AXIS for the position of the gy-80 module
this module has
1. HMC5883L
2. BMP-085
3. L3G4200D
4.ADXL345
at...
Hello,
I would like to append data to a coap response like this:
I have a response handler that is triggered as the device receive the response. I am able to get the...
Hello guys,
I am trying to run the mqtt_simple sample. I tried to do so on both nrf9160_pca10090ns and nrf9160_pca20035ns. The application builds fine for both boards...
Hi,
Does nRF52840 on Thingy 91 and nRF9160 DK has a unique MAC-address? Or is it a randomized MAC-address with a high probability of being unique in the user's environment...
Hi,
Is there a way for the application layer to be aware of what the modem Tx power is? We would like to know for purposes of warning customers if they have placed a device...
I know that as per definition the connection interval is the time between two connection events.
So does it mean that if the connection interval duration is low then number...
Hey guys,
I have nRF52840-DK and one time i got pop-up from nRFgo Studio, that i need newer version of Jlink. I updated Jlink from Segger website to version 6.62b. After...
To the kind attention of Nordic support team,
Is it possible to change pipes' numbers used by secured gazell library? It seems to be using pipe0 for pairing infos and pipe1...
Hi, I have a quick question regarding the DFU MTU get request.
According to the docs page , this should return the MTU used by the transport, but in reality nothing is transmitted...
Hi,
nRF9160 DK (PCA10090) is continuously rebooting.
I have flashed following Images and tested, but same issue (rebooting continuously) observed.
1. Pre-compiled...
Hi,
I try to build and programm Thing:91 with segger embedded Studio and need the file app_signed.hex to Flash the Firmware in Thing:91 without a external debug probe. After...
Hello
I have a 3 custom PCBs with nRF52832 (1 central and 2 peripherals) and 1 nRF51 dongle (peripheral) arrangement where the two peripheral nRF52832 boards (custom PCBs...
