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...
Hello, I am developing a custom firmware for NRF52832 controller. I have develop power saving mode using power manage function. Also I have enabled interrupt inside code and...
hi,In SAADC sampling, the upper limit and lower limit of sampling results are set. Interrupt events are generated only when they are less than the lower limit or greater than...
Hey Devzone
Running into an interesting issue with the .zip files on http://developer.nordicsemi.com/.pc-tools/toolchain/ . When I try to download in browser they fail....
Hi
I am using nrf51422 (on the DK) with S130, SDK12, functioning as a central, reading multiple peripherals (which I also programmed),
Some of those peripherals have manufacturer...
Hello, With reference to Case ID: 278209, I wanted to include a driver file, for which I was suggested to add the label/variable "zephyr_library_include_directories(.)" in...
Hi,
I have a strange problem.
When I connect the jlink and battery power on board at the same time,and download the application, it works normally. But when I disconnect...
Good morning.
I have a custom board with softdevice 132 and sdk 15.0.3 where I have configured pin P0.16 and P0.17 for uart (rx, tx). I have read in other posts/problems...
I have written BTLE code that works on the nRF52840 DK using SoftDevice s140. I have ported this code to work on the nRF51 DK and nrf51822 MCU using SoftDevice s130. I use...
Hi all:
on my project,i set
define NRF_SDH_BLE_PERIPHERAL_LINK_COUNT 1
define NRF_SDH_BLE_CENTRAL_LINK_COUNT 6
on my peripheral , i need mtu = 185
on my central...
The application of a device is developed based on ncs1.3.0, now the SDK version is upgraded, the firmware function is developed based on ncs1.5.1, and a problem is found,...
Hello,
I'm in an aging manufacturing space and would like to utilize your sensors, but im concerned the pillars and walls will prevent data from being sent. I read the...
Hello,
I am using Nrf5340 with “Direct test mode” example.
I try to make my nrf5340 kits to be an AoD receiver under the DTM.
Now,I am able to run the example code to...
Hi,
I'm using spim on nRF52810.After I init the spi driver and using APP_ERROR_CHECK(nrf_drv_spi_transfer(&spi, &Command, 1, m_rx_buf, 1)) , RTT Viewer showing FATAL ERROR...
Hi,
Is there a way to control the 1Mhz BLE symbol clock?
We want to use nrf52840 as a GFSK transceiver and we need to control the symbol clock (up to +- Khz resolution...
