Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
Does the Antenna in this Beacon relates with this "BAL-NRF02D3 '50 ohm balun transformer for 2.45GHz ISM"? Any idea what's this "BAL-NRF02D3" for? many thanks!
I am using a eeprep tool which can only be used with command prompt. I am struggling with it.
Here is the format to use eeprep tool :-
usage: eeprep [options] <infile...
Hello Nordic guys, help requested !!!
Error while connecting to USB port the new development boards, DK and DONGLE.
Error is " OS X unable to repair JLINK disk ".
...
Hi,
is it possible to use Nordic SDK with nRF51822 to have capacitive touch sensing with 2 dsital inputs, just as the mbed or avr library capsense?
MBED: developer.mbed...
Hi, i have a strange issue on connecting nRF24L01+ module to Arduino pro mini. I use arduino pro mini, nrf24L01+ module, 3.7V 6000mah battery and DS181 chip to measure temperature...
Hi,
When I start the TX sweep test with all 80 channels I get only 10 channels used by the RF.
Also power strength of the channels is modulated.
cf. attached frequency...
Hi
I am developing an iOS app that needs to communicate to an nrf51822(working in ble peripheral mode). The peripheral to which the app connect is selected using mac address...
hi nordic team：
I was wondering if the main program is too complex, and do not use the scheduler, and the connection parameter settings are correct. Whether because the...
Hello,
I have tested the DFU and everything works fine. Normaly the device enters into DFU mode with a pressed button 7, meaning the level on I/O 7 is LOW.
But in my...
Hi,
I've an HardFault, the program crash to the HardFault service routine at this row of the twi_hw_master.c:
--> NRF_PPI->CH[0].EEP = (uint32_t)&NRF_TWI1->EVENTS_BB;...
Hello, I am doing some dev on the NRF51822 with a Cortex MO manager. I have trouble on the MISO pin, and I am wondering if I have to drive this MISO pin by any kind of pull...
I've read in several other posts that it's possible to send up to 20 bytes per notification packet using sd_ble_gatts_hvx(). I've also read that we should not edit the file...
Hi,
In the step 3 of the "nRF51822_Development_Kit_User_Guide_v1.4" (page 11) :
Select nRF51822 from the Select Target list and click Build or press F7 to compile the...
Hello
I'm developing software for beacon-type device based on NRF51822. It has no buttons or other user inputs. Our use case:
User buy beacon-device. First phone which...
I've been working with SDK 7.0.1 and it seems there are some issues with device_manager_peripheral.c.
First off it doesn't compile out of the box, the debug code is turned...
In the document nRF51822-PAN v2.4.pdf, PAN #9 says that OUTINIT doesn't work,
"Initial value for GPIOTE output after configuration is undefined"
and example workaround...
