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,
In the cops=0 state, how long does the modem take to scan each band of both cat-m1 and NB-IoT? How does a roaming sim affect these times for both technologies? In...
Hi
I would like to give a try to nrf52 on mbed. So I went to:
https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-blinky/
and clicked Import to compiler...
The demo board would not connect (no second LED)
Since in Italy we only have NB-IoT, I guess I should recompile a more recent version of the demo application.
I have followed...
I'm a newby in bluethoth communication. To control model cars and model trains in scale 1:87 I built a decoder with an ATMEL chip. The communication based on digital infrared...
We are moving to the stage of testing our custom PCB which has a nRF9160, from using the nRF9160 DK
We need to do initial tests on our antenna, tuning network, and layout...
Hello,
I just started working with a couple of other people on firmware for a BT dongle.
The existing codebase/software build is based on Linux environment using command...
Currently with default thread network we are using channel number 16 ,Now if we want to change the channel to 25 ,I am using thread API otLinkSetChannel and to get channel...
Hi Everyone ,
I have setup an gpiote iinterrupt on a button on a custom PCB incorporating nrf52840. Whenever the interrupt arrives(button pressed) the bluetooth shall wake...
IDE : Segger Embedded Studio for ARM V4.12 , nRFgo studio
SDK : nRF5_SDK_15.2.0_9412b96 + SDK for Mesh3.1.0,
Softdevice : 6.1.1
Computer Platform : Windows 8 64 Bit...
Hi, I have been using MQTT_simple example and building my application on that. One thing I noticed is that power consumption is around 40mA. I would like to hit that 7uA or...
Hi,
I am using nrf52832_xxaa with SDK v11.0.I have the requirement to disable the debug at the start of the program.(Also to enable it if required in the future).
I use...
Hi All,
I would like to interface a sensor with nRF52840 DK via I2C. I am looked schematic of nRF52840 but I can't find anything about I2C pin.If anyone know the I2C pin...
