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 connected 74CH595 shift registers to nRF52DK board. When I built and upload my code with Keil everything works just fine, but if I compliled it with GCC and upload...
I want my device not to disconnected.
I'm trying with custom board with NRF51822AA.
I customized NUS example a little.
And also I've downloaded NUS example for Android...
I'm writing a firmware, with SD130, using mbed libraries.
Firmware used to run fine. I added a new object, and now, when connecting, it hardfaults.
I put a breakpoint...
Hi everyone on the community.
I've been struggling trying to upload the hex file created by arduino using redbear nrf arduino fork on a NRF51822 -v2 board that is being...
Hello,
last week I was trying to integrate a wake-on-motion-functionality for my hardware using some interrupt-handling. While that problem is solved, I came across some...
Hello,
I would like to stream sensor data from the Bosch IMU sensor over BLE at a maximum rate. I can collect data over I2C from the sensor but would like to know if there...
Hello to all nordic jedi masters out there!
I am using nRF SDK v11.0 with the nRF52832.
I am a little bit confused about the usage/meaning of the flag argument in the...
Hi all,
I am trying to send a large stream of bytes(60kb) to an NRF52823 using bbowl . BBowl exposes the uart through a TCP socket connection using noble .
I modified...
Hi,
In the schematic presented in the topic 17.1 (dc/dc converter, image below) of the nRF8001 datasheet it isn't shown that AVDD should be connect to a power supply as...
devzone.nordicsemi.com/.../
In this blog this is written:
"Opening and closing a connection event adds a lot of overhead"
how much is the overhead and where can i...
Hello,
I am currently developing a new bt-le-program and besides my own log-messages, I wanted to enable also the log-output that is happing in the files from the Nordic...
I'm building something based on ble_app_gls. However, I only want it to be pairable when I say so (user presses a button to put it into that mode). Is there a "correct" way...
Hi,
upon connection I get these messages via RTT:
nrf_ble_gatt:DEBUG:Peer on connection 0x0 requested an ATT MTU of 185 bytes.
nrf_ble_gatt:DEBUG:Updating ATT MTU to...
I would like to know how to dampen the effect of metal surface on BLE signal . Let me give you an instance, i am installing a wireless sensor inside a metal box and this sensor...
Hi,
I'm trying to make github.com/.../nrf52-spi-i2c-master-ssd1306 to compile with GCC (linux). So far I've managed to get it compiled, but linking fails:
mkdir _build...
