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...
Using the pure-gcc makefiles, at present I only see this for a stack trace in the command line gdb client:
(gdb) bt
#0 0xfffffffe in ?? ()
#1 <signal handler called>...
If you have the most trivial main.c possible, with a main() which does nothing at all, compile, link and load it at 0x00000000, it runs fine and does nothing .. that's basically...
I have a nRF51822 program in which a button triggered event doesn't work as expected and crashes the program. The program may have potential race condition problem. Here is...
Hello,
I've overcome most of my problems using this wonderful Q&A system from other people. Recently I've moved from a nRF8001 + MCU to a nRF51
Using SDK 8.1.1, keil...
Hi all-
I apologize in advance for the noob question but I have spent loads of time on this and can't make progress. I am trying to work my way through the nrf51822 User...
I want to experiment with recording observations of the beacons with raspberry pi's.
Is there any precompiled firmware I can install on the nRF51822 smart beacon...
Is it possible to add a payload (1-2 bytes) to the beacon advertising packet?
I intend place an ADC output to the payload. For now, I'm using nRF51-DK but later wants to...
Hello,
I'm developping an application using softdevice S130 with the nRF51822 evaluation kit.
The device has to scan multiple devices, and to save power, I'm storing the...
The SDK defines functions for operating on "ports", which are the output space divided into 8-bit chunks:
nrf_gpio_port_clear
nrf_gpio_port_dir_set
nrf_gpio_port_read...
As previously seen on softdevices topics ( devzone.nordicsemi.com/.../) I need to restrict BLE advertisement on only one channel for sniffing purpose.
The thing is, I cannot...
Bluetooth Smart Internet gateways (GATT)---Available early 2015 through the HTTP Proxy Service (HPS) & RESTful API white papers....
what does it mean..? is it available...
Hello,
I started to make an app for a board with nRF51822 with softdevice S120 version 1.0.1. Now I would like to have the DFU implementation in it but I am stuck at the...
DFU create my image,i have a question as follow:
i can open nrf.exe（By default, the tool is located in the C:\Program Files\Nordic Semiconductor\Master Control Panel\3.9...
I want to experiment with recording observations of the beacons with raspberry pi's.
Is there any precompiled firmware I can install on the nRF51822 smart beacon...
