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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi,
I'm in the early stages of developing a BLE peripheral device that requires the use of the CC310 CryptoCell on an nrf52840-DK board.
I have managed to implement a...
Hi,
I am following the midi service example: https://www.novelbits.io/bluetooth-gatt-services-characteristics/
To add a midi service.
I have added the code and build...
Hi,
I've been though some power profiling investigation of my application and incorporated the solutions discussed and here and the hardware solution discussed here but...
We are using nrf52832 in our design. It involves two nrf52832 with a bunch of sensors and one more nrf52832 which has cloud connectivity. We store the sensor information in...
Hi,
I'm trying to run the usbd_cdc_acm example from SDK 15.3.0 on the nRF52840 Preview DK. While debugging, the code was running fine until I connect the nRF USB, at this...
Hi,
Is it expected to get an EINPROGRESS error when calling nrf_connect() with NRF_O_NONBLOCK set. How do I know if the call was successful or not? Should I expect a positive...
Tested with PCA10040 1.2.4 bare board Chosen p0.11 as it seems to connect nothing (floating)
I would expect the code below always prints "<info> Main: [11] 1 1 1 1 1", no...
I'm working on a custom DFU bootloader using the Secure Bootloader example in the nRF5 15.2 SDK. My board only has one LED and, during DFU, I'd like to using blinking duty...
I am using SPI 2 (not SPIM) and just migrated my project to SDK14 from 13.1.
I kept getting "Wrong configuration" on compile, until I realized that on the nrf_srv_spi.c...
Hi!
nrf52832, SDK15.0, central side. S132.
I connect my nrf52 in HID mode to android smartphon Samsung А8+ Android 9.
In a log I see connect- disconnect with error code...
Hi,
When using CFUN=0, the modem stores settings (such as system mode and successful network connection information) to the flash from what I can gather, but it then needs...
At certain times, I would like to disable the SoftDevice's control of the PA/LNA control lines and return them to normal GPIO lines.
When the SoftDevice is using the provided...
