I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Hi,
I am working with nrf52-ble-app-uart-relay example from Nordic Playground github. I use SES IDE & nRF5_SDK_16.0.0. There is BLE event forwarding in ble_evt_handler(...
I am using SDK 16 for nRF52840 with soft device S140.
1. I am interested in using mqtt over lwip on IPV4. Available example is for IPV6. though headers of IPv4 exist (\external...
Hi there, Please, if someone can help me (or let me know of other people answered questions), I have multiple questions regarding Nordic's SDK 16.0. My board is nRF DK for...
Due to the covid-19 virus, my school project changed a lot. The new project is the following: "Study the latency between sending and receiving data from a device generating...
Hi, regarding a nRF24LU1, we are developing a system composed by 4-5 sensors (eachone based on nRF24L01) that send acquired values to a single nRF24LU1 receiver connected...
Hello,
I am trying to drive a custom display with the QSPI driver on the NRF52840.
Is there a way to disable the memory addressing on the QSPI driver and just write out...
What's the recommended way to manage cloud credentials on the device? Right now we're storing hard-coded username/password for testing but obviously this is not acceptable...
Hi,
We have a stability issue with nRF52840 DK after it has been upgraded to JLink DLL version V6.60e and firmware OB-SAM3U128-V2-NordicSemi compiled Jan 7 2019 14:07:15...
I have been looking into using Bluetooth Low Energy 5 advertising features like periodic advertising and advertisement chaining, but have not been able to have any luck with...
hello
we want to connect FPGA to 52840 using QSPI interface for data transfer, 52840 used as master, and FPGA as slaver. so we use write opcode PP4O for 4 lines writing...
Hello,
I want to read two files from SD card using nRF9160dk. I tried this code ncs/zephyr/samples/subsys/fs/fat_fs.
The Code:
I am getting the following error:
...
I need FreeRTOS operation in my build. I've adopted the FreeRTOS.h file from the blinky_freertos example, unchanged aside from a larger heap size and setting INCLUDE_xSemaphoreGetMutexHolder...
Hi all,
I have the nRF51822 chip and I want to acquire external sensor (i.e. pressure, temperature) and send the information via bluetooth.
I need to configure the I/O...
Hi
I using nRF52840-DK with 64 Mb external flash memory.
I'm using SPI interface for read / write command with the external flash.
When I'm using single command for...
I am attempting to implement AoA using the nRF5340 Preview development kit and 3 BMD-360 modules with the nrf2811 SoC.
In searching the devzone I see multiple comments...
