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,
We've a custom board which has NRF52832 and Maxime. They are connected over UART. ( I'm using ble_app_uart)
What I want is transfer binary data between Phone and...
Hi, i am trying to understand the SDK 17 by building my own libraries such as interrupts, ADC, IIC or so on. I was doing well untill i come across with "LOG". When i look...
Newly purchased nRF51 DK connected via USB cable to a computer. Attempted to program firmware via BLE sniffer and an error occurred (image attached). Connected nRF51 DK does...
I am porting our firmware from SDK v15.3.0 to 16.0.0. I believe I have most of the changes in place as I am able to build the boot loader and get it to execute without any...
Hi
I'm trying to use Crypto but can't get started because micro-ecc isn't installed
The install instructions say:
Enter the subdirectory for the SoC and the toolchain...
I have been trying to bring up a secure boot loader for our product based on the nRF52832 SoC.
I have reviewed three SDK versions (17.0.2, 16.0.0, 15.3.0) and observe the...
Hi,
I know that the QSPI peripheral of nRF5340 allows to augment memory by interfacing an external SPI Flash memory. In addition to the internal memory, does DFU by FOTA...
I use nrf52840 dongle on windows 10 to connect to ble devices, I can connect and send msg to the ble device ,but I tried "att_res, data = self.adapter.read_req(new_conn,BLEUUID...
Hello Everyone,
I'm looking for an MCU that could be used as a master for SPI communication to supply the necessary signals (CS+, SCLK+, MOSI+) to a slave device (amplifier...
Hello,
I have migrated my codebase from v1.3.0 to v1.4.0 of the nRF SDK and have a strange issue now where the serial port is spitting out sleep debugging information in...
Hi,
The nrf52832 product spec shows all the clocks provided by HFCLK and LFCLK. But where can I find which peripheral is using which peripheral clock specifically?
For...
Hi,
I need to read some BLE characteristics presented by a commercial device nRF52-based, using my nRF52-DK, based on the nRF52832 and PCA10040. I don't have the firmware...
Hello experts,
I would like to get my mind clear on this.
I am using NRF52833 for our custom board we are using Zephyr RTOS (NCS v1.4.99) and IDE is segger embedded...
We need to accurately control the time when the Bluetooth advertising package is sent out, so that the two slavers can simultaneously send the beacon data to produce the signal...
Hi,
I am facing an issue when setting up advertising intervals (in connectable mode).
Whatever the value I enter I will always end up with an advertising interval of...
