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 developed the app using the nRF Beacon App sample code.
I want to ask for a good application notes or some hints which I can use for developing.
* Is the API documentation...
The nRF51822 Product Specification says that "Maximum number of pins with 5 mA high drive is 3."
Does that mean that you can only configure 3 pins as high drive, or could...
I managed to upload my application OTA DFU when there was only the bootloader running. After my application is there, I can start DFU and my application runs thru reset_prepare...
Is there a firmware locking feature for either 51422/51822, or can you purchase OTP (one time programmable) versions?
Can you buy them mask programmed from Nordic?
I...
I want to get sensor data from arduino, with atleast 200 samples per second, but at present I am only getting around 20 samples per second. I went through forums and got to...
What is the source resistance for the GPIO pin when driven high and configured as following:
Output, Standard 0.5mA drive, No pullup, S0S1
Output, High 5mA drive...
Hi there! I added ANCS to my project which contains services nus, dis, dfus and two other custom services. Everything seems OK except device manager. I paired the device with...
Hello,
I would like to know whether the below PA can be interfaced with nRF51822?
For our application we need to increase the power of the BT. so I have selected the below...
Hi, I am now using hid mouse example to develop a project. On the nrf51822 side, connection\bond\data sent are all ok, then I need to test the project on phone side. In iOS...
Hello,
There is a problem of compile when I finished compile process on Keil as following. Is there any process I missed before I starting to develop nRF52 SDK? what I...
I'm using Windows driver 0.5.0 with a s130 BLE USB dongle.
If my application calls sd_rpc_open on init and sd_rpc_close before exiting, everything works fine.
Now, if...
Hi,
I find an interesting thing: when I test hid keyboard example with android and iOS, after pairing/bonding with the phone at the first connect time, even when phones are...
I downloaded nRF51 SDK 10, but there is no IAR project in examples\dfu\bootloader. Why does Nordic delete IAR project? Is there any problems? Now, I'm using SDK9 with IAR...
Hello Nordic
I am running into a problem where I am trying to change the interrupt priority of the the RADIO_IRQ using a proprietary radio protocol on the nRF51 rev3. I...
