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...
Hello iam using softdevice 110 and SDK 10.0.0, i have implimented dfu in my project, i want to update a region in EEPROM by calling pstorage_update() function before calling...
A while ago I asked this question devzone.nordicsemi.com/.../.
Yesterday I re-installed MDK 8.11 after a computer crash and I had IAR version 7.60.1 and version 8.11.2...
Hi,
I need to design a small nRF52 board On 24mm Dia 2-layer PCB, same like nRF51822 Bluetooth Smart Beacon Kit (nRF51822 Coin-Cell design). Please find the attached Schematics...
Hi everybody.
I encountered issues with the formentioned setup. In my project I'm using latest SDK 13.1, softdevice S132 v.4.0.2. I'm compiling the project with latest...
Hi to everybody,
I am working with a custom board based on the nrf52832, while trying to integrate to my existing application the DFU functionality I am having problems...
I am trying to measure the ADC on all 8 ADC pins of the nRF52 on the PCA10040. I'm noticing quite large amount on noise on floating lines (up to 0.6V). However my biggest...
We have a device with a main MCU connected to a NRF52832 for BLE communication. Our device have Battery, Heartrate and a custom service. The first implementation used a Sparkfun...
I am trying to decide what Nordic solutions would best support the application throughput requirements seen below. Distance requirements are low (1 meter each link).
...
Hi there,
I have nRF52840-Preview-DK eval board. I have downloaded the “SDK 13.1.0”. I was trying out the power management example under the folder “..\nRF5-SDK_copy\nRF5...
The 51822 PS mentions a "Nordic Trace Buffer" but doesn't seem to elaborate. I assume this is similar to the Cortex Micro Trace Buffer? Is there any more documentation available...
Hi I'm looking forward to hear if I could program an nRf51822 QFAA without using the development kit/board. The chip I have currently is a N51822- S4AT, from Wireless Tag...
I recently purchased a Rigado BMD-350 eval board (nrf52832) and am trying to use it for creating a simple ble remote project. I am kind of lost.
As I look through the heart...
I'm testing with pca10028, ASCS(SDK11.0.0) example and iphone.
But pca10028 does not piar after deleting piaring information in iphone.
"[DM]: !!! Bond/key refresh ...
