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...
Dear Nordic Tech Support & community,
The SDK 16.0.0 supports only one button long-push at time. Attached you can find a SDK-patch to add the support of multiple long-press...
Hi Team
I am trying to implement the firmware upgrade for master controller nrf52832 on chip using esp8266 over uart and I am very new with this boot-loader part.
I...
Hi
I had implemented a DFU module in esp8266 where I am trying to upgrade nrf over serial (UART Communication).
I had success with Init file write but when I send the...
Hi,
I am using nrf52833 EVB as an SPI master. The data is sent properly and well-received at the slave, however, I have a problem with the data received.
The problem...
Behaviour:
- Bluefruit the feater (nRF82832)
- Bluetooth BLE
- Implementation of Fitness Machine Service (0x1826)
- What is correct : all characteristics notified...
Hello, Nordic!
Our project is at evaluation stage. We aimed to build an Bluetooth 5.1 AoA indoor locator system, where the reciever should know the location of the transmitter...
We are using nrf52840 USB dongle to get PIR sensor readings and send measurements over the Bluetooth Mesh Schematics are following: We increased power for peripherals to 3...
Hi:
When I use nRF51822's 2.4G Radio(not BLE),I want to improve anti-interference level,Make sure that all my pairs of host and device can communicate normally.
Thank...
Hi
Looking at the AGPS sample code, it seems GPS/LTE is turned on and off using AT commands (AT+CFUN=x, x in {20, 21, 31}).
Do you recommend NOT using PSM when using AGPS...
Hello,
I have several nrf52 Development Kits which will be used for creating a Bluetooth mesh network. They sport the NRF52832 SoC.
Do they have, or will ever have, support...
Hello
*Environment
- LG V30 (Android 9)
- nRF52832, 15.3.0 SDK, S132
- nRF5340 ( I can't find SDK version)
I have some issue.
LG V30 Mobile can't reconnect...
Hi,
I am using nRF52840 USB dongle and DFU trigger library to update firmware without push any button.
The Python 2.7.x is working fine for DFU trigger into the DFU mode...
Hi!
I am developing a iot solution and I wanna send sensors data to broker by MQTT publisher. In my code already has the W5100 development and now I want to connect my device...
Hello,
I would like to create a new box in the nRF cloud for recording additional data. I know these boxes allow exporting the recorded data into a CSV file, which is ultimately...
Hi,
I have the below queries regarding the power consumption and memory
1) If my device is connected to the mobile phone and if it is scanning and the same it is advertising...
