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,
I am getting an error message while I was compiling the "ble_nfc_pairing_reference" example. How can I obtain this " micro_ecc_lib_nrf52.a" file ?
Fatal Error...
Hi,
I'm trying to edit the nfc message in software but after a while the nfc stops working.
What could I be doing wrong? This is my code, I change the value every second...
I have a project that I assume was originally set up with SES on Windows. I need to build it with MacOS but I get an error 'sdk_errors.h file not found.' I assume this is...
Hi，
I finally want to integrate BLE and 2.4G in nRF52810.
【1】I am studying Timeslot，i found some articles in DevZone.
There is a mention of micro-ESB ， so what is micro...
Hi, I am currently testing some BLE sample code (the proximity code and hrs code) with the nRF52840 PDK and I am trying to just simply interface the GPIO interrupt example...
1. How should I connect with UART to my board?
2. How to put the device into RX mode as required by RED EN300328?
Test the Radio Test Example application by performing...
Hi,
My problem described below, please share solution or any suggestion how to fix this.
=== Background / Problem ===
I've setup and run MESH serial network, for machine...
If I use RTC and Timer simultaneously, getting fatal error as timer disables RTC. Is there any way by which I can use both application and RTC in my application?
Our device is implemented as BLE peripheral device and based on nRF52832
For saving space in Flash memory we try to downgrade SD version from S132 v 5.0 to S112 v 6.1.0...
Hi,
I am doing one more project in that project I want to do following things:
1) my one BLE giga device module(nrf51822) will act as a master(central) & other AT command...
Hi to all,
i had a problem in measuring coin cell battery level with nrf51822. i am developing a device with nrf51822 that this device will use from a coin cell battery...
I have a product using the nrf24L01+ going through the new CE testing for EN300440 v2.1.1. The lab is asking me how to setup for "receiver blocking" test according to 4.3...
Hi, I'm using nRF52840PDK and SDK 14.2.0. I started from the SAADC example and tried to use NRF_LOG_INFO to print some strings through the UART. I have this:
And...
Hi,
I am following the directions here using Keil:
http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v14.1.0%2Fnrf52810_user_guide.html
...
