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...
I have ported the keyboard example code and integrated it with another set of services. However I don't see the device responding to an LL_ENC_REQ. I'm not sure what I can...
This probably falls under the category of BLE Basics, but I'm a bit slow and need some help. Here's my scenario:
I'm building a very simple BLE Peripheral that provides...
I'm currently using nrf8001 to send data to my phone. To save power from the peripheral device, I wanted to change the connection parameters.
I set the min and max connection...
Hi, I'm using nRF52832 with my external board.
I'm recently working ble uart example.
I control motions with tx message such as LED, motor and so on.
Now, I want to...
Hi,
I need to set a client back to the state, when its flash was erased and programed, so if I understand this correctly, the provisioning data has to be erased.
How could...
I've been developing on the PCA10028 development kit with print statements working fine (though at the moment it seems only SEGGER_RTT print statements are working and not...
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?
