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...
Description : It is not possible to flash or debug an application with IAR on the Nordic target. This issue is caused by a bad interaction between CMSIS-DAP IF present on...
Hi,
What should i do after i load mesh app in " github.com/.../nRF51-ble-bcast-mesh" adress?i have two board
When i download the app,why doesnt advertising exist.i cant...
When discovering services using nrf51-ble-driver_win_0.4.1 driver, some ID are received with type BLE_UUID_TYPE_UNKNOWN. So I assume they are 128bits. I then retrieve the...
I downloaded the BLE beacon app S110 v7.1.0 to a nRF51-DK board. The current measurement pins were attached to a 10 Ohm resistor.
I observed the AC-coupled voltage at one...
Hi. We've got a chip with a code QFACA10. I am trying to find out if there is the internal pull-down of SWD line or not. It seemed that adding an external pull-down had positive...
Hi all,
I want to know the effect on power consumption of pins input buffer on and off, does there are big differences between them?
Another question is, since there...
Hey everyone,
when i was trying to compile i got this error which says
._build\ble_app_bci.axf: Error: L6200E: Symbol SWI0_IRQHandler multiply defined (by nrf_notification_manager...
i have few question based on nordic i am using N51822.
1: does device goto sleep, while testing i see sometimes device gets automatically disconnected.
how can i solve...
Hi,
what would be a good option to create a BLE device like FLIC (flic.io).
i want to transmit only a few informations to the smartphone like 1,2,3,4 and the device shall...
Hi,
every time i try to call ble_bas_battery_level_update(&m_bas, 1); my application freeze and i can't get any response
Here is what i did:
1- copying ble_app_template_s110...
Hello folks
I have a custom PCB board with the attached layout diagram. I also have our firmware that was flashed on to the Nordic beacon kit and tested. I would like to...
Hello,
at the moment I try to add some more services to my BLE device. This goes wrong with err_code = 12 (NRF_ERROR_DATA_SIZE). With some search in the devZone I found...
I have the nrf51822EK and trying to make it report the speed/cadence of a bike. So far the design is to report the speed every 1 second as a BLTE peripheral device automatically...
Hi,
the ANT protocol defines the channel message rate in a range from 0.5Hz to above 200Hz, with the upper limit dependant on the specific implementation.
What are the...
I found a strange phenomenon with sdk 8.1.
If I use arm gcc compiler to compile code containing pstorage operation, functions like pstorage_clear will not return though...
Heads up for anyone using the IoT SDK (currently 0.8.0). This SDK has the TinyDTLS-0.8.1 embedded in it... and I believe that there is a bug in the TinyDTLS CCM functions...
