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 there,
We use nRF52832 to design a reader and use nRF52810 to design a tag. We put hundreds of tags together. Each tag transmits his ID every 5 seconds.
A reader...
BLE device(having nRF52832 chip) can not connect with mobile phone. for more information i have attach nRF Sniffer Log.
SDK: 14.2
Stack: S332_05_00_00 Multi protocol ...
It's my third installation on a (VB-) linux machine but the first one which didn't come to a successful end. The calling of "nrfjprog" works wheras the calling of "nrfjprog...
when I download softdevice and application use nrfgo studio,I can simulator by keil.
but when I download softdevice ,bootloader and application,I can't simulator by keil...
Hi All
We have an application using FDS, the SDK is: nRF5_SDK_15.3.0_59ac345 and the soft device is: s140_nrf52_6.1.1
There are 32 x 1024 byte FDS pages.
When the FDS...
I have SAADC configured in burst mode with 4x oversampling and tACQ=5uSec.
What is the total conversion period?
tACQ + tCONV*4 or (tACQ+tCONV)*4
In other words, is Sample...
Hello
Good day!
For example, if I have to use a Capacitive wheel sensor of 3 touchpads with the Csense example on SDK 16, do I have to configure 3 different output pins...
Hello,
I have an application to develop in which Central device is scanning with use of whitelist if it is not connected but have saved peers. If peer list is empty, device...
I have trouble when discover the BLE Peripheral that have the base UUID of characteristics and service are different. Then I followed several instructions in some cases, but...
I am trying to run the SDK15.3.0 gfx example code - only changing line 82 to:
And also I have changed the sdk_config to the display's width and height. I have wired it...
hi
I want to update RTC time in my device nrf52840 through nrf connect app. How can i do this? Is there any related example which may help me in doing this?
Hi,
I'm attempting to use OpenOCD to perform the equivalent to "nrfjprog --recover", since we've recently started using that feature.
I read through this case, but it...
Version 4.20a (Win x64) of Segger's Embedded Studio has problems with it's C syntax highlighting -- specifically conditional compiled sections of code. Code that is not being...
Hi,
We are using nrf52840 to develop a cryptocurrency hardware wallet. We want that user can verify that the device is authenticate. In order to authenticate, the desktop...
