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...
Dear all,
after cutting the SB bridge to the QSPI chip and close the ones to get the pin free and disabled also qspi inside the nRF52840dk_nrf52840.overlay file I'm unable...
Hey, I have a problem understanding BLE behavior
I had a product was running in BLE phy 1M, and I wanted to convert it into PHY CODED.
It just sniffs all the advertisement...
Dear all,
I stubled upon the following issue when developing a BLE sensor product. When I try to bt_gatt_notify(); With only one characteristic, there is not an issue...
I was looking into the sdk provided by nordic for nrd52840Dk board and want to test the zigbee protocol. I havn't find any sdk for that.
Can you share me some links and...
Hello Team,
I want to configure P2.07 as UART RX for my custom board.
But when I clear the already assigned property as led2 for this pins from the pin editor gui, I am...
Dear Nordic Semiconductor Team and Community Members,
I am currently working on an nRF54L05 project where I aim to use only the primary slot in MCUboot due to memory constraints...
Hi,
I am trying to adding a coded phy support on my device in NCS project.
once I added CONFIG_BT_CTLR_PHY_CODED =y in my config , the ROM size will add more than 7kB...
Hi,
When I looked at the SPI lines using the oscilloscope, I saw that the MISO line had the same signal as the MOSI line. As you can see from the image, basically SPI configuration...
We encountered some problems while debugging the nRF54L15. A total of 10 circuit boards were produced, and the chip on the board is nRF54L15CAAA. After programing the code...
i have PMIC(I2C based )Max20360 that is developed using twi sensor , to this when i am intergrating a SAADC part throws error error # 134 :expected a field name . 1)why am...
I've been working on a custom device utilising the nRF52832 that needs to switch GPIOs in tightly controlled pulses. The problematic section is part of a much larger project...
Hello, I am working with a nRF54L15 and using a TF-M build (cpuapp_ns). SDK and toolchain are currently v3.0.2. NRF_SECURTY is enabled (by default) and here's the relevant...
Hello, my application requires very precise timing to trigger an action on the edge of the GPS time. I just need to get this time once in a while to synchronize the system...