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...
Hi,
I am using nrf mesh sdk 3.1.0. with nrf52832.
For iv update one condition is iv_timeout_limit_passed(m_net_state.iv_update.timeout_counter). The timeout_counter value...
Hi,
I am evaluating ble peripheral with nRF52840 SDK 16 and SoftDevice s140 on windows 10.
The SDK is copied at location: C:\Nordic_Semi\nRF5SDK160098a08e2\
The SoftDEvice...
Hello,
I am not able to connect the dots. After setting up the beacons, ( adopted ble_beacon_app from Sdk 16 ) how can I perform localization algorithm ( trilateration)...
Hello. I try to configure radio at NRF52811 to prepare antenna switching and get correct I/Q samples from different antennas. I have 2 antennas that are 6 cm apart from one...
hello, I try to make an application with 6 different services. I used the ble_custom_service tutorial to create my different services.
I manage to work without problems...
Hi,
I am working with the bsp.c functions. One of the actions is BSP_BUTTON_ACTION_PUSH, which the value is 1. I would like to know at which electrical signal it is related...
Hello All, I am having a trouble with the nReset Pin during Deep Sleep. The issue is that the board is waking up from Deep Sleep due to floating nReset Pin. I am using a nrf52480...
Hi,
I am currently working on a product based on an nRF52832 (SDK 15.3, S112 6.1).
The firmware uses the Nordic UART Service to receive and send data from and to a smartphone...
I'm working on a new nRF5340 project where this will be the main application processor. The target system will support a large variety of sensors, and we expect to use a very...
Dear All,
We have designed our custom board based on BMD-330 (nRF52810 chipset). It uses i2c (TWI) to communicate with Azoteq IQS620A sensor .
TWI code runs fine on nRF52...
Hello there. I have few questions about nrf9160 GNSS part. Seems NRF have implemented own GPS L1 C/A correlator, current quality is not impressive at this moment, but approach...
Hello
In the radio test we can set up to 80 channels.
But isn't the table for the channel as follows?
40 channels is 2480MHz, right? What is the frequency of 80...
Hello
we are working on Audio project with nRF52840 include (microphone and Audio Amp). we used one I2S interface for Audio Amplifier but for Microphone we are confused...
Hi there,
Please let us ask about SMP server sample. https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/zephyr/samples/subsys/mgmt/mcumgr/smp_svr/README.html#smp...
Hello All.
We are planning to do a EMC test on our device that is using nRF52832, the test facility requires us to provide a programming interface that can change the...
