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 U guys
First I’m pretty new I use of bluetooth low energy, so bear with me.
It is pretty simple, I need to send a temperature each 10 sec. or whenever it has changed...
Hello. The nRF51822 Series Reference Manual says on page 38, "The SWDCLK pin
has an internal pull down resistor and the SWDIO/nRESET pin has an internal pull up resistor...
Tunning connection parameters to minimize current consumption for a fitness device transmitting data to ANT+ and BLE at 1sec intervals.
The desire is timeout after 60sec...
Hi,
We are trying to use the over-the-air bootloader in our application.
Our problem is the bootloader seems to require one first over-the-air download before it allows...
Which pins are mapped as ADC inputs for the NRF51822? I've pored over the documentation, but I can't seem to find which ADC pins (AIN0 to AIN7) correspond to which GPIO pins...
Hi
My aim is to be able to update the application code OTA in a 128kb chip (version nRF51822 QFABB0). First, I want to use the nordic original code to discard any other...
Hello all -
I'm trying to learn about the db discovery module from the perspective of the BTLE central and I'm a little confused by the client architecture. The SDK documentation...
I'm developing an application for a device which needs to support DFU service,
If my device get the specific packet over BLE (like 0xd1), i want to start dfu service. ...
I'm trying to study Message Sequence charts under the BLE GAP (Generic Access Profile) section of the s110 soft device.
However, I've noted that multiple links don't seem...
Hi
I'm studying at university and working on my thesis.
What I'm doing with a remote control and I want to measure the impedance of the antenna, because I want to be documented...
Using: nRF51822-BK-FW (v 1.0.1).
From within, there is the source files for ble_app_beacon_bcs that when compiled/loaded on the beacon hardware, causes the LED to blink...
Hi. I have been trying to follow nAN-29 to migrate from Keil to Eclipse without success. I was excited to find the blog, devzone.nordicsemi.com/.../ . The blog suggests that...
Hi all,
I just had some general questions regarding events and timers on the nRF51822. I'm coming from a Ti CC2540 8051 which used an OSAL system. This made it quite easy...
