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,
We survey APPLE's ANCS right now!
But we have a question that need your help
We see the sample code experimental\ble_app_ancs
There are 1 base uuid and 3 service...
I'd like to have a short email dialogue with someone familiar with Arduino programming. Probably not a suitable forum topic; would someone be willing to email me? or.. message...
This is my first time working on Nordic-made IC.
My previous experience is on PIC which has its own compiler (relatively cheap at 200$). I'm shifting to nRF51822 development...
I am using soft device S110 ver 6.0.0 with nrf51822. SDK version is 5.1.0. Reading the source of SDK, I see that it must be possible to create multiple hid services. I am...
Hello,
after programming the nrf51822 the SWDIO/nRESET pin is in "debug mode", to resume the normal mode the SWDCLK and SWDIO/nRESET line shuold low for a minimum of 100...
I get a nRF51422 Development Kit. Followd the nRF51422 Development Kit User Guide v2.0. When I connect the nRFgo Studio, it shows wrong Module. It shows nRF51822.
Could this...
Hi,
I am looking into possible use of bluetooth in the subsea business, but i need to get som questions answered. I hope some of you can help.
Can a bluetooth device...
If I've missed some documentation on the use of Nordic Semiconductor's nRF8001/nRF24L01+ Adapter for Arduino, I apologize but I couldn't find any.
Steps I've taken:
...
I have some question about ANCS ,when trun off/on bluetooth function on ios device ,or rebooting iOS Device ,ANCS does not work.i program ANCS example again,and then ,reconnect...
Hi,
I'm using Hid over GATT for a basic BLE button-pad device (peripheral).
The HOGP was choosen to get events and automatic reconnections etc as the central is a Linux...
Hi,
My name is Meron Wilf and I'm the founder of ToyBee. We develop a solution - script enviornment and protocols for toy firms that seek to gain access to interactive...
When using BLE_GATTS_VLOC_USER with a variable-length characteristic, we still need to use sd_ble_gatts_value_set to keep SoftDevice appraised of updates to characteristic...
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The information contained herein is property of Nordic Semiconductor ASA.
Terms and conditions...
Hi,
I was wondering if anyone has done this seemingly doable job of producing continuous ECG trace using PCA1004 and PCA10005 devices. My intended use case is this: Use one...
I found that " The nRF51822 is built around a 32-bit ARM Cortex M0 CPU". On the page of Keil ( www.keil.com/.../4803.htm) is written that I can use either "J-link ARM" offered...
