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...
Good day.
We recently bought the NRF52 DK and the Power Profiler Kit with the intent to log power consumption of our battery powered products. Before purchasing the products...
Hi,
I tried nrf connect and nrf hrs example. I used nrf52DK. I bonded the device, and connected with autoconnect. I turned off the nrf 52 DK, and turn on. The nrf connect...
I am using the secure bootloader with DFU, and the buttonless DFU service. I extracted these applications from the Thingy SDK v2.1.0. This works perfectly fine as long as...
Hi,
My problems are as follows:
SDK :nRF5_SDK_15.0.0_a53641a.
IDE:MDK 5.2.6
Chip:nrf52832 SPI0
External Flash :W25Q64
Now ,I can read the chip ID correctly ,but...
Hi,
Please find following source code.
After compiler by Keil 5.24.2, some code will not compiled,
I can see the situation by "enter debug mode, please find following...
Hi,
I am trying to develop a central device that would scan for devices that start with a prefix XYZ_, for example XYZ_1111, XYZ_1245,...
Is there some way to add a name...
Hi,
I am using esb function to implement my project, and I set "noack" condition to "true".
How can I know the destination address when I receive a packet?
Thank you...
I need to add ARM_MATH_CM4 to my preprocessor definitions using Segger Embedded Studio.
I know this has been dealt with in "nRF52832: How to Include the "arm_math.h" library...
We are developing a BLE device that will act as a central and send data to a peripheral. To begin with, I have used the uart central example code from SDK to set up a central...
Hi, I am trying to figure out the adc example posted by Nordic Semiconductor on Github.
https://github.com/NordicPlayground/nRF52-ADC-examples
There was two examples,...
Say I have the PWM Decoder set to NRF_PWM_STEP_TRIGGERED. If I use NRF_PWM_TASK_NEXTSTEP to step through a PWM sequence, will an event be generated for each step? I would...
Hi,
I have merged ble_app_multilink_central example and ble_app_uart_c example. and function is Ok.
Central(nRF52) can connect to HM-10(ti cc254x) and communication is...
Hello
I am trying to do BLE communication using BLENano2 (nRF52832) now.
Therefore, using SDK 15.0.0, we are writing a program with keil u5.
BLE communication can...
Hello!
I am using SDK 15.0.0 with keil.
I tried to use the sample program to do BLE communication, but I have one thing in doubt.
I'm using SDK15 / example / ble_peripheral...
I’m in the process of learning the nRF52, and tries to combine the ble_app_gatts and the pin_change_int examples (using nRF52 DK, SDK 15.3 SES projects on a Win7 machine)...
