To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
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,
im a beginner and i have problems to integrate the Homekit SDK in the Connect SDK.
Maybe anyone have a link to a tutorial?
The implementation by west has no effect...
Hi, Q1) I am facing an issue with the heap memory. I am using the Cjson_Parse function which uses quit a lot of memory. So I am wondering if there is a way to increase the...
Hello,
i m working on usbd example on nRF52
i have a problem that usbd stops sending data aftew few time. the port is still enabled but the data is not sent! any proposition...
I am trying to communicate with a sensor that has some interesting timing requirements for reading information from it, it requires ~100us delays between the address to read...
I want to calculate the power consumption used by many peripheral like GPIO, TWI, UART, SPI, RTC, SAADC. I can't find these information in nrf52840 PS v1.1
Because I don...
Hi, On my Windows 10 machine I've installed nRF Connect for Desktop (v3.7.0) and then used Toolchain Manager utility for installing nRF Connect SDK (v1.6.1). Afterward, navigating...
Hi,
I'm working on a project using BLE via s140, everything was working fine until I wanted to implement usb.
I created a blank project in order to validate the usbd then...
Hello, I have and audio source and i would need to divide it beetween two frequencies (<95Hz and >=95Hz).
Im trying this thing with a nRF52840 and i was looking at DSP libraries...
hi support team,
i have one question about DFU function question,:
in our ncs sdk , nrf5 desktop can dfu from hid feature(from configuration channel setting ), if it...
Hello,
I wanted to add uart in ble_custom_template project. I have added UART and FIFO Libraries in User include Libraries. Also i set the bits for uart in sdk_config.h...
Hi There,
So I get the Data from MPU9250 to nRF9160 DK with This Example zephyr/tree/master/samples/sensor/mpu6050
just want to know how to do it with Thingy91 I try...
Hi,
I have nRF52 dev boards. The device is programmed as a custom beacon. For saving the battery, the device send 3 advertisements at 300ms interval, then sleep for 10 seconds...
Hi I am working on nrf5340 direction finding example using nrfconnect zephyr v1.6.0-rc2. i had build example zephyr\samples\bluetooth\direction_finding_connectionless_tx for...
Basically, I implement code using uart0,uart1,ADC,I2C for EPROM and temperature chip, SPI for the external flash and lsm6dsl chip.
I use a Zephyr timer to keep a one second...
