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,
We are in interaction design in a school in France and we must create a connected object. We bought a BLUETOOTH SMART BEACON KIT (nRF51822) and we would know what...
I used nrf51822_narrow module DT26.
softdevice : s110
application: ble_app_hids_mouse
sdk: nrf51_sdk_v6_1_0
Now , we are able to move the cursor with the mouse of the...
Hi,
In the nRF51-ble-bcast-mesh example, it is mentioned that "handle_count" refers to "The maximum number of handle-value pairs available to the application. May not be...
With reference to the IoT SDK for nrf51, I see the APIs and examples of either server or client.
In order to create mesh or peer-to-peer, which API should I use? Or do...
In the description of nRF51-ble-bcast-mesh, there is mentioned that there could be up to 155 mesh values:
There may be up to 155 "Mesh value" characteristics in the mesh...
Hi,
I'm wondering why I can't see any packet from example led_mesh in your's sniffer?
Theoretically it's only Nonconnectable Advertisements or I miss some information...
What will be the price of nrf52 chips compared to nrf51?
Will there be any cheaper version of nrf52 chips with limited capacbilities (e.g. less flash, ram)?
I was trying to setup a GNU toolchain on Windows and use the nrfjprog utility, but despite having installed the J-Link drivers (4.78), nRFGo Studio as well as the nRF51 SDK...
I cannot seem to get pstorage working using the S210 softdevice. I can get it to work using the S130. I was not able to find any info on pstorage using S210.
I used the...
Hi
I want to use the nRF51822 to do the BLE product.I have read the datasheet of nRF51822.I have some questions:
1、Can the I/O of nRF51822 support 4.5V~5V input?
...
Hi All,
My goal is to change the advertisement(when not "connected" to ble device) in every SPI Interrupt, depending on the data received i set corresponding data in advertisement...
In porting over my project from Keil to GCC using SDK 8.1.0 I can build and run just fine when I build with Keil but when I build with GCC and try to run sd_softdevice_enable...
Hi,
I trying to write an application with android for my nRF51822 device
I use Battery service example but every time i update battery level i need to request for changed...
Hi,
I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
