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 would like to know, whether it is possible to use a TCXO with single output as a LFCLK source, i.e. connecting the TCXO output only to XL1, instead of connecting an...
Hello everyone, I encounter a question. I follow below link to solve the issue.
https://devzone.nordicsemi.com/question/104118/adding-pwm-to-ble_template/
I've set the...
We are currently porting our proprietary stack from the nRF51 to the nRF52.
To save on BOM we are using an external 20ppm 32Mhz crystal to synthesize a 32Khz clock (power...
Hello,
I have develop an android application which connects to BLE device and perform read and write operation, so for this i was using Android-nRF-UART .
But my application...
In the release notes for the IOT SDK (which as the MQTT examples) it says: "Once BLE link is disconnected, lwIP example applications no longer get a global prefix. The only...
Hello all,
I am new to ARM architecture with some prior experience in Arduino based application development and some FPGA experience. I have a few queries:
Should...
I'm developing a project based on the Nordik UART Service and I wouldn't use pairing as in the example.
However I have some problem when a central device is already connected...
We're targetting the nRF51822 and use the pc-ble-driver (via connectivity_1.1.0_115k2_with_s130_2.0.1 )
Currently I'm using the dev board and the virtual COM port connection...
Hello,
I am trying to move from ARM Compiler v5.06 to v6.4, but I encounter an error, which I cannot handle.
The project builds fine with v5.06. When changing to v6...
Hi;
I am trying to secure DFU OTA. For that, i am using SDK12.2.0 and done with example file.
Now how to generate this .dat file itself.
Also explain each parameter...
I've been using a HC-05 (bluetooth v2.0) to communicate between my Unity-Android app and my Arduino microcontroller. It's working fine, however, if my prototype continues...
Dear all,
I have been working with a nRF51422 device for about two weeks, and everything went good.
This morning, out of nothing, i got this error in IAR: Warning: Stack...
Hi,
I have disabled the reset functionality of SW5 on nrf52840 PDK by giving the following command
" ./nrfjprog --recover -f" as it is mentioned in PDK document.
Now...
