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, i am trying to use the async uart api on a nrf52840 for communicating to a quectel bg95 modem. no matter which timeout or buffer-size i am using, i am experiencing the...
I tried to use Power Profiler v3.4.3 on Debian bullseye and it didn't work. The profiler app found the device, connected and nothing happened, no controls appeared.
After...
Hi,
I have some trouble when I want to debug my code, I use GCC and I have this :
HardFault_Handler () at ../libs/nRF5_SDK/modules/nrfx/mdk/gcc_startup_nrf52820.S :302...
Hi:
i use nrf5340 dk;
I use Visual Studio Code IDE build zephyr\samples\bluetooth\peripheral_past simple ,but i build project in application core have a error occured;...
Hello,
I have the same issue as:
So I posted my question there but got no answer.
"it seem likes crash in "strlen()"function, and seem like "acess to illegal memory...
Hello
NCS1.9.99, nRF5340, VScode
uint8_t read[130]="";
i2c_burst_write(i2c_dev, 0x1b, 0x00, read, 128);
error:
Need to use concatenation buffer and provided...
Hi ,
I have some questions about duf Serial routine that I need your help with:
1. Can you explain the implementation process of " pb_decode,pb_encode " and the file structure...
Hello everyone,
I have a Bluetooth Mesh network of Friend nodes that communicate with eachother and allow message to pash through them.
Currently only a few need to...
Hi I am using the POWER PROFILR KIT to measure the current of the NRF5340. I combined them and set the power select and DUT select on DK and started measuring using the power...
Hello,
I am not able to connect the nrf9160 with NB-IoT to the nRF Cloud using the asset_tracker_v2 or the multicell_location sample. I added the following configuration...
Hi
I have noticed that when I configure any GPIO with "NRF_GPIO_PIN_PULLUP" option, the CPU current is raised by approximatly 200 uA. (It doesn't matter if the GPIO is...
Hello, I have managed to get two NRF5340s linked and measured their throughput. Now I need to change their Output Radio Amplifier Power to test again. And then I also need...
Hi,
I need to enable the ADC read and GPIO pin toggling to happen simultaneously at high precision, without using the MCU resources, approximately 15 us interval. After...
We have a device that is using the nrf_drv_csense module to measure a capacitive touch via the event_handler passed to nrf_drv_csense_init(). Unfortunately, due to various...
The latest versions of MbedTLS seem to have some level of support for TLS 1.3 that the nRF Connect library's MbedTLS version lacks. How can I use a newer version of MbedTLS...
