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...
Good afternoon, Today we had a question about the certification of our product related to the reliability of communication. We received a letter of the following content:...
Hi,
I am trying to update my advertisement data as well as scan response data (i want to put some custom advertisement data and the device name in scan response data). ...
My three buttons are pressed each time, and the LOG information is as follows
0> [00:00:00.000,000] <info> app_timer: RTC: initialized. 0> [00:00:00.000,000] <info> app...
SDK:15.3.0
CHIP:52832
I downloaded sdk15 for nrf52832.all sample programs and soft devices are working fine but boot loader coding is showing some error. I am using this...
Hello,
I am developing the following application:
An nRF52840 bluetooth module connected to a sensor does data acquisition and then sends it directly to an nRF52840...
Hi,
I am trying to use SPIM3 to drive LCD(ili9486), but I have encountered some problems, hoping to give me a solution.
I have 2 questions:
1. spi_config.dcx_pin
How...
Hello, we have run the power profiler on two different example projects, and want to understand the difference between the two.
When we run the blinky project
nRF5_SDK_16...
I am buys setting up a project on the NRF52 that needs to use the TWI. Usually I would read byte for byte, and if one of the registers has enough data to justify it, I would...
I tested sdk16.0 with secure uart debug example, that DFU needs to enter bootloader twice(press button4 and reset twice), first time to update setting file, second time to...
Hello,
I am developing using nrf51822 and J-Link.
In the Keil4 version, the RTT viewer worked fine, and only the project was migrated to the keil5 version,
but the RTT...
I'm using PCA10040 to test nRF52832.
But I can't see J-link device after connecting USB.
I installed J-link(segger), nRFgo studio, nrf command. But I can't see my PCA10040...
Hello, we are using the ble_app_uart example code, and are trying to modify it so that if a certain UART sequence is received from the connected microcontroller, it will disconnect...
Hi
I'm working on a project interfacing the nRF52840 board with the lis2dh12 accelerometer
I'm using SDK 15.3, basing my code on the provided driver and information...
Hello!
Now I have two devices about nrf52832 .One is central and another is peripheral. So I want to transfer the peripheral mac address to the central via nfc.
I do...
This is the config fun followed。
one sample every 125ns,one ant get 12us =96 samples.
and first 2+32 samples is ignored。
*******************************************...
