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...
(assume all resources being used)
This may also include consumption at Start-up.
i need this to calculate my power requirements for a special module being developned...
Hello!
I want to create my first BLE devices and nrf52 is a choise. Devices should work as described below and before I purchase few nrf52 DK I want to be sure that it...
hello
I am a beginer to design with wireless and I would like to know with soft can be used if i have one master with 4-6 slaves. It seam to be a S120 it right ?.
Also...
Hey all. I'm working on a really simple beacon application and I'd like to use RTC0 when the BLE stack isn't using it... is that possible? No BLE connections, just 1 advertisement...
Hi,
I'm facing a weird problem resulting from the following code:
while((!twi_tx_done) && timeout--);
The main file and the MPU9150.c which includes this command...
Hi, I try to capture ipv6 over ble packet.
So, I construct system like, nrf dk 51(with sensor) - rasp
nrf-dk 51 is equipped with coap-server source and rasp doing like a...
Hi everyone,
I have a really weird problem.
I created a makefile based on Nordic's example from the app_template and created 2 additional targets, one called "debug" and...
I have upgraded my laptop to Windows 10 and all hell break loose.
When I either connect the board or the dongle, they are stuck in a loop of connect/disconnect behavior i...
hi,
i am using ble_uart example in which i am sending 3 byte of midi data
(90 1e 45 0a .E.)
i am getting (.E.) when i converts this ascii value to hex value i get (2e...
Im trying to provide DTM functionality for certifications tests. I can't setup an UART interface, I found the below code which tries to use DTM without UART. it uses channel...
Hello,
I've read a lot about trouble people had when they used bluetooth and flashed the rom without using the propper softdevice APIs.
What is the issue with concurent...
Good morning.
I ´m working with nrf51-dk, sdk 9.0.0 and softdevice 110.
I have done a proyect without softdevice, only uart and master spi (mode 0) and works perfect...
Hi, I flashed the Proximity Application to nrd51822,with s110_nrf51822_6.0.0-5.beta.
the chip run right, and I used the NRF Master Control Panel, when I write data 0X02 to...
