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'm having trouble to understand why the saadc buffer is not being filled.
I had already tested this functionality without the softdevice, and everything worked fine...
Dear technical support team,
I'm using a PCA10040 board to sniff BLE packet.
Following the document named "nRF Sniffer for Bluetooth LE v3.0.0", I managed to see some...
Hello,
We are working on a project with NRF52832-QFAA-R7. The application include implementation of Bluetooth mesh. Our software team needs some clarifications and support...
My windows 10 PC no longer recognizes the development kit as a USB device (which it did when I started), but when put it in bootloader mode the bootloader USB drive shows...
I am working on some production scripting and as I want this to be able to run under both windows and linux I have been trying to erase all the NRF52840 using NVMC accesses...
Hey,
We are trying to design a PCB antenna and checking in the nwp_008 white paper.
In the nwp_008, it is saying,
The antenna is fabricated on a standard 1.6mm FR4...
Hello, everyone. I use sdk v17 and pca10040. I put the example 'pwm_library' in the example 'ble_app_uart'. However, 'NRFX_TIMER_INSTANCE (id)' in 'nrfx_timer.h' will generate...
Since upgrading from SDK 15.3.0 and soft device S140 6.1.1 to SDK 17.0.0 and S140 7.0.1, I can't get my custom bootloader to work. I adjusted the linker macros to what I think...
Hello.
I'm using Zigbee SDK 4.1.0 with custom pca10059-compatible debug board with nrf52840.
Binding and subscribing to attributes on a multiple endpoint device appears...
I am switching from standard Zephyr and I am trying out nRF connect SDK v1.3.0. When I am building my app for mcuboot, it hangs after configuring the child image (mcuboot...
I've got an application that reads MP3 files from an SD card, decodes them and outputs audio data to a codec via I2S. The codec is clocked by MCLK generated by the nRF. The...
hi Support Team
I am using 3 Development Kit flashed with Mesh Beaconing Example kept apart distance of 30mtr , Say A, B , C
In Another Kit I flashed ble_app_beacon Say...
