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...
I am a total "Newbie" to RF communication so I would welcome some guidance WRT to how multiple PTX/RTX
devices in a given locale are commonly handled. I intend to employ...
Is there a linux version of this tool? Seeing as it is just a wrapper for a bunch of python scripts, is there a way to forego it and call the scripts directly?
Hello,
I have configured a 1 ms timer (Timer 2) interrupt. I am just updating some static variables for reference in the 1 ms interrupt. Everything seems to be working...
Hello, I am designing a PCB with nRF51822 and I would like to know which is the best option to add battery charging to my PCB.
I think the most common options are these...
Dear All,
uVision debugger seems to execute code randomly. Picture shows stepping through the code. Codeline marking in grey also seems odd.
I would have expected to...
Hi,
I suffer from the phenomenon which can't sometimes maintain communication between the 32.8ms at Gazell communication at present.
When not writing in SoftDevice, this...
Hi,
I am using " BLE-Gateway " example from nRF51-ble-bcast-mesh to advertise my custom "Manufacturer Data" from 1 nRF51422 device to another nRF51422.
I've made the...
I have been able to implement the PER test (on nRF51822) using the direct_test_mode_s110 and code based off the example python code from the nAN34 zip file. I adjusted to...
Hi,
I want write a demon running on linux to control the 51822 dongle to connect or disconnect with mobile phones.
Now I have one idea, which is using string as command...
Hello,
I need to send packets that are larger than 20 bytes to once characteristic with a variable length. When I set the variable length to 100 bytes, the Attribute table...
NRF51822 supply voltage is 3V battery. When I design principle diagram, I have a question.
Both AVDD and VCC_nRF are connect with the battery's positive?
While trying to get the SDK's bootloader working with gcc, I have to replace some ARMCC-speific code found in bootloader_util_arm.c:
__asm void StartApplication(uint32_t...
I am using the nRF51-DK and have Timer1 setup as follows:
void start_timer(void)
{
NRF_TIMER1->MODE = TIMER_MODE_MODE_Timer;
NRF_TIMER1->TASKS_CLEAR = 1;
NRF_TIMER1...
