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 are developing an application to work as a multilink central with 3 different kind of BLE devices that include 1 custom device which advertise customised NUS...
I'm attempting to add support for a custom ili9341 display to a project running on a the uBlox Nora dev kit. I'm currently using VS Code with nRF Connect SDK1.9.1. My question...
tried the proximity example to check pairing/auto-repairing using PCA10040 board. currently having not auto repaing after we power OFF/ON the device.
we are planning to...
Hi,
I encountered an error when I turned on NRF_LOG_BACKEND_RTT_ENABLED in a project:
"...section '.log_backends' will not fit in region ‘UNPLACED_SECTIONS’."
"region...
Hi All!
I am using nrf21540 along with nrf52833/20. My question is can it be possible to use nrf5 SDK instead of NCS? I have developed the application using nrf5 SDK and...
Dear nordic team,
we are successfully communicating our old nRF2401 shockburst design to a nRF5340 board; except for the CRC.
The challenge: the nRF2401 shockburst allowed...
Hello,
In function such as i2c_write and i2c_read does Zephyr check to make sure the device is not a NULL pointer? If not how would it react if it were passed one?
...
Hi,
I tried to run the "matter" light_bulb example from nrfconnect versions 2.0.0, 1.9.1 2.0.99, but failed to
to see blinking LEDs. I suspect this may have something...
Hello dear Nordic. I am reading your documentation and stuck on the following issue:
According to the SEQ[1].CNT register there are 3 pulses with different duty cycle...
Hello there,
The same code works reliably on dev kit but not on my customized hardware. By cutting the 32k external crystal jumper on the dev kit, the same failure can...
Hi,
I am working on nRF52840 dongle.
i am facing a issue with programming. before it i was trying to do it with arduino. i don't know its bootloader gets disturbed....
I build the asset_tracker with custom code added to it and working well. The build time messages are shown in the attached text file. There e %of Flash used in show thrice...
HI,
I'm trying to configure the MCUboot / Netboot with an external QSPI flash. I can do it for the APP core with MCUboot, however I get lost how it work with the NET core...
Hi Nordic team
We plan to develop a stereo bluetooth loudspeaker, that can be connected from any smartphone to stream audio.
The prefered audio output would be PWM since...
