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 folks!!!!
I'm making a similar kind of project available in example and named as ble_app_beacon but the problem is that I'm using PCA10100 board and there's no guide...
Target nRF52832(nrf52dk_nrf52832) SDK NCS v2.0.0
One of my customer expects such a scenario. 1) BLE accept first connection. 2) If BLE have another connection, BLE disconnect...
Hi I m trying to implement mass storage on the arduino nano 33 ble sense board(nrf 52840) and I2c together. I m using the sample from zephyr and it will not mount the file...
I want to install the NCS V2.1.0 with Toolchain Manager V1.1.3. But after I installed, I found that there is only a toolchains folder and a empty .west folder in my intalllation...
hi
I have a question about uart receive.
The UART example receives data based on special characters or the length of the received data to determine whether it is a string...
Hi
We have been using the Online Power Profiler to estimate the current draw from nRF52805 during BLE activity. Especially estimating the potential peak current draw (from...
I bought a nRF52840 DK, and followed the UG for nRF BLE sniffer v4.0.0. I was able to see the sniffer interface in Wireshark on my Linux machine, but when I start capture...
Hello!
I am trying to install MCUMgr on MACos.
I install the Go Programming Language and then follow this: https://docs.zephyrproject.org/latest/services/device_mgmt/mcumgr...
(I was asked to create a new post for this specific query. The original post where this investigation started is here: Async UART and shell module in Zephyr on nRF52480 )...
I've just built up a batch of custom PCB's we designed using the nRF52832-QFAA IC's. I'm attempting to program these with the nRF52-DK, and am following the connection diagram...
Hi I'm using example ble_app_uart with minor modified. Only add more log to debug. Hardware nrf52840 DK. Latest SDK v17.0.2, s140. Connect to mobile phone using nrf connect...
I use the zephyr version 3.0.9,when i build the hci_rpmsg project,it have serial error.then i chnange the onfigruation by add some new definition.
I add some configurations...
Hi,
What macro should be used in the bt_data ad struct in order to advertise a custom 128 bit UUID? I have tried the following: BT_UUID_128_ENCODE(BT_UUID_CUSTOM_SERVICE...
The Trace Collector V2 preview (v0.3.5), seems not longer working. (It was working nice before with the mfw 1.3.2.)
Unfortunately, I'm not sure, which of the updates of...
Hi there,
I was using app_uart_put to print out data from a nRF52, but now I need use printf to use AT commands more easily(more readable) instead the working around app_uart_put...
