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 everyone,
I am new to the Zephyr RTOS and this is my first project with the nrf9160, although i already worked with the nrf52832.
I am using a nrf9160_DK and for...
Hello Trouble you again I can receive the data in the test now! But only the first few bytes can be received!
#define PACKET_BASE_ADDRESS_LENGTH (4UL) //!< Packet base address...
Can the nRF52840 dongle be used to sniff/record BLE communications even if the recorded packets cannot be decrypted, or can it only record packets when decryption is possible...
Hi all,
I got thread cli working and now I tried to set up a thread network.
I built the sample for the nrf5340PDK with overlay-minimal-multiprotocol.conf and overlay...
I currently trying to get my DK connected to nRF Cloud, I am based out of Western US and I have already provisioned my SIM card. I followed the documentation instructions...
In my program, there are different sections like each section does a different task and I am trying to use a different clock frequency for each section. So, I want to know...
Hello, I want to develop applications for my Mac and for iOS + Android smartphone. First I created a simple Mac gatt server with apples CoreBluetooth API which has one service...
Uart is initialized in non blocking mode but i need to use blocking transfer in a spacial case: is there any function available for this.
I can not reinitialize nrf_dvr_init...
Hi,
I have an issue when I want to read an attribute from a toll to my nrf52840 device.
For exemple attribut 0 of cluster basic, if I forge a general read request for...
Hi,
I am in the process of porting an application from an nrf52 to an nrf51 due to availability issues. One problem I run into is that bluetooth events are handled in...
The board connected to the PC for the first time, but after I mistakenly loaded the Bluetooth low energy sample instead, the Power profile on software nrf connected for desktop...
nrf51822's SWDIO/nReset pin is controled by a MCU GPIO output, a 1k resistor is in series. SWDCLK is connected to a pull-down resistor. And sometime (very rare) nrf51822 can...
Hi,
I am using nRF9160 multi cell location code on nRF9160-DK PCA10090 version 0.15.0.
Modem FW has been updated to the latest 1.3.1 binary.
I am using LTE-M with AT&T...
Hello there,
Recently I have added and been testing DFU into my existing application. I have conducted a few DFU updates and have noticed a semi-reoccurring issue. I use...
