Hello,
I'm using the nrf51422 with 210 softdevice.
I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...
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 a custom board using nrf 52832 and I have interfaced LIS2DH12 using an SPI interface. -I am using SDK 15.2.0. -I am collecting raw data using FIFO mode and send...
I want to realize audio playing function in 9160, according to the specification, there are 9160 I2S interface. However, the specification only describe the definition of...
I am testing UART example using nrf52 DK(nrf52832), SDK17.0.2. (\examples\ble_peripheral\ble_app_uart\pca10040\s132) Setting UART initialization to a specific pin will halt...
I use ANCS example from SDK 15. But I found that I'm not able to get more than 32 chars for ATTRIBUTES (BLE_ANCS_ATTR_DATA_MAX). And it's a little short to get Title, Sub...
Hello,
in our application we have one central (nRF52840DK) and up to four peripherals (nRF52832). We want to achieve two goals in this application:
Goal 1: We need a synchronized...
Hello I have built a custom board using an nrf52810 chip and have been trying to upload some examples from the nrf52SDK (specifically BLE examples with the s112 SoftDevice...
Hi,
My nrf52840 dongle went to undefined state making all the leds on the board..Tried with different flavours of binaries but didnt got any luck the board remains in the...
Hi Supporter:
Hardware:nRF52840 dongle
Software: basic example "ble_app_interactive", s140_nrf52_6.1.1_softdevice
There is a strange problem,I connect my machine with...
Hi,
I've been trying to use a micro-USB cable to power the nRF52840 DK board but my Mac (Catalina version 10.15.6) isn't recognising the board in the system report, although...
When trying to add a user description to the BLEGattsCharMD() I get this error:
TypeError: in method 'ble_gatts_char_md_t_p_char_user_desc_set', argument 2 of type 'uint8_t...
Hello Nordic,
I am having an issue with the SPIM, i wanted to eliminate all unnecessary files so I started a project from Zero (Segger: new project: A cc++ solution for...
Hi,
Our application sends data to android phones with the help of OTG cables. We are using https://github.com/hariharan-m/Arduino-Android-USB this library in android for...
Hi All,
I have transferred an init packet and now prepare to transfer a firmware image.
Both central master and peripheral are nrf52840.
However, I have two questions...
Hi all,
I have been learning and doing research trying to estimate the range of a bluetooth chip. So far I've got to use Friis Transmission Equation to estimate the distance...
