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 All, I'm working with MAX86916 sensor and trying to measure the FIFO/RED/IR/GREEN/BLUE data to measure SPO2, Heart Rate, Heart Beat but I'm not able to read any data on...
Hello,
I want to control LED of the Server 2. (Turn on / off) by using Client.
How to add the relay node in light switch example (this is one of the basic example...
I am trying to update a device using a Macbook pro with Sonoma 14.4 and am receiving an error message that states that nordic "Did not receive checksum response from DFU target...
hello, I'm using nrf52DK & connect sdk v2.6.1. I'm in the process of migrating from nrf5 SDK to connect SDK.
My previous code to read Mac address to form unique BLE names...
I am getting a warning in my nrf5340 overlay file because I ran out of pins and need to reassign P0.30 to my BMI270 interrupt 1. Here is the message in the overlay file: ...
I am using visual code studio, zephyr RTOS, v2.5.2 on NRF52840
I am trying to find a QSPI example
I noticed someone mentioned the sample :spi_flash is using QSPI ? But...
Hi,
I'm migrating my application from SDK v2.4.1 to v2.6.1. In my application I'm using Zypher BLE Controller with HCI_rpmsg child image. I renamed the hci_rpmsg to hci_ipc...
Hi.
Can you please tell me how to erase the chip in VS Code without writing new firmware?
In Segger Embedded Studio there was such an option (Target -> Erase All), but...
Hello,
I am currently trying to figure out why my application stops working after some time (can be hours to days).
Im am using a nRF9160-DK, with the nRF91 programmed...
Hello,
I am working on a BLE application based on the nRF52840 and NCS 2.5.0.
I'd like to reduce or disable the packet retransmissions. I've looked through the NCS documentation...
I have a firmware project currently developed in a Nordic nRF52840 chip. I am trying to create a new board ( we are updating the PCB ) to implement the same firmware on a...
I have an existing project with a custom board. It builds from VSCode and command line with ncs 2.6.0. With 2.7.0 it builds from vscode, but not from the command line (see...
Hi all, For this project firmware overview: A few months ago, we shipped 10k products and never had such problems. In the latest order, 38 out of 1k products were abnormal...
When using two 52833 boards for distance measurement, when testing at 60cm, the distance value obtained sometimes wobbles between 0.6-1.2m, but sometimes stabilised around...
