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,
It has been stated that nRF9160 doesn't support RLC UNACK, which we have also observed with nRF9160-DK in signalling mode against radio communication tester. Are there...
Hi,
I have a setup where mobile device(central) connect to nrf51dk (peripheral) and exchange data for a time. I want to detect unplanned disconnection of mobile device in...
Hi all, I try read DEVICEID in non-secure application but always return "BUS FAULT", I tried too enable NRF_FICR register in "spm.c" but the error persist!
I try
NRF_FICR_S...
Good morning Nordic,
I am trying to configure the I2C pins for our board (using nRF5340-QKAA SoC) but I cannot find the pin numbers for I2C_SDA and I2C_SCL.
All I could...
Hi all,
We are using the BMD-340 from uBlox, which runs the nRF52840 SoC.
On this BLE Peripheral, we are running the ble peripheral demo project ble_app_uart (pca10056...
Hi,
I am trying to disconnect an Android smartphone from the nRF52840. After trying for some time we found out that the BLE stack of Android does not reliably closes a Bluetooth...
hi..folks
wish you happiee new year
i am using nrf52832 whille i tried to pair my device with my android , i am getting an error message " pairing rejected by nordic_uart...
Hi,
According to below thread, the advertising interval has a random 0 - 10 msec delta, so if the adv interval is 20 mses, if run it for long enough, will the result be...
Hi,
I would like to use the PDM interface for my application in nrf52840.
I configured the driver, and started using the SDK's API successfully.
Question 1:
During...
We want to achieve something like this -> We have several BLE peripherals with us and we are going to connect this peripherals to nrf9160 using nrf52 module and then send...
Hi,master
I want to learn DFU/bootloader, I am looking at the official source code, but my ability is too bad, I can't understand it at all. Is there any detailed information...
Hi
I read some threads about how to pair/read IKEA Trådfri.
I'm using nRF5840 dongle with the HEX code cli from SDK 17.0.0.
Using the terminal and send
bdb role...
I have both a NRF52840 (actually 2) and 2 dongles. I need to measure RSSI vs distance for a single link. I set up the RSSI viewer and it shows a blue or green bar for the...
I am getting unexpected behavior when using the latest version of the antfs.c sample code. I think this is a separate issue from what I reported here
When the ANT-FS download...
I've been experimenting with your online power calculator: https://devzone.nordicsemi.com/nordic/power/w/opp/2/online-power-profiler-for-ble for NRF52840. I see that the idle...
