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,
IC nRF52833
sdk:nRF5_SDK_17.1.0
1. Does BLE have the concept of signaling test mode and non-signaling test mode?
2. Is DTM in signaling mode or non-signaling mode...
If we are using the 5340 in high voltage mode (VDDH); what IO voltages are used for the debugger interface? Looks like our HW designer has taken the lip voltage 4v3 to 3v5...
Hello,
We are using Nordic sdk 17.1.0, with segger studio of 5.70a.
Here we are trying to merge ble_app_uart example with ble_app_beacon example.
Actually ble_app_uart...
Hello,
I've been playing around with the PPK2. However, when I power a 1KR resistor with 3V I get an incorrect measurement.
The Expected current is 3/1000=3mA, I also...
When I build the smp_svr example, which I think contains firmware update over BLE functionality, the flash memory is reported as about 72% full.
Does this mean when I...
Hi, I use AT command controls the GNSS use Serial LTE modem example in my 91DK board.
I send command as below example,
but my uart tool receive as blow, and i don't...
What is the difference between nRF 5 SDK (downloaded in .zip format) and nRF Connect SDK v1.9.1 ?
I am using VSCode through nRF Connect SDK v1.9.1 and I find it easy to...
I am connecting a nrf52480 board (Adafruit Feather nRF52840 Express) as Connectivity chip and a custom board as Application chip for Nordic serialisation. Able to establish...
I am connecting a nrf 52480 board(Adafruit fether express) to a custom M4 cortex board with the help of nordic serialisation library. I have ported the serialisation library...
Hello all!
I'm using nRF52-DK to develop program which is controlled by smartphone (BLE) and do ADC&GPIO in the circuit.
GPIO acts like this: High-Low-High-Low.... it...
Hi Nordic,
I am working with nRF52840, sdk17.1.0 and do the following test:
I use nrf_gpio_cfg_output(), nrf_gpio_pin_set(); to set gpio P1.00 to high and use nrf_gpio_pin_input_get...
Hi Nordic:
Test with board nrf5340-dk ncs v1.9.1
prj.conf
# Console
CONFIG_LOG = y
CONFIG_LOG_PRINTK = y
CONFIG_LOG_DEFAULT_LEVEL = 3
# UartConsole
CONFIG_UART_CONSOLE...
Good morning:
I'm trying to develop the twi_scanner with the nrfx libraries. Everything seems to compile fine, but at the end of the Build process I get:
d:/ncs/v1.9...
Hi All,
I have a nRF52840 DK board. Which I bought about 1.5 years ago. I used to do some development using Segger Embedded Studio those days.
Now I have setup the Zephyr...
Right now there are 2 supported codecs: SBC and LC3. It also looks like that they are implemented in software.
Can we have other audio codecs (i.e. LC3plus HR, aptX or LDAC...
