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...
Hello,
I am reading mpu9250 and providing timestamping with events. I want to create timer so that when the timer will be called reading of mpu9250 will begin and when...
Hi there
I have encountered another issue with a repeater that I am working on.
The program follows this basic sequence:
Setup as NRF_GZLL_MODE_HOST
Wait for...
Hi, I am trying to use NRF_CLOCK_LF_SRC_RC as clock source with the following settings:
pca10040.h
#define NRF_CLOCK_LFCLKSRC {.source = NRF_CLOCK_LF_SRC_RC,
.rc_ctiv...
Hi,
Am having application with Freertos in which am creating 4 tasks + ble task using Freertos API's. Application is running as expected without any issues.
But in 4...
Am flashing SD 3.0.0 and secure Boot loader and then updating application (with Freertos) via bootloader .Application boots up no issues.
am facing below issues.
1.Am...
Hello,
I've checked the timing diagrams for the CE and IRQ on the datasheet but I would like to know if anyone has actually tested them with an oscilloscope? If yes could...
I am using SDK 11.0.0 on a nrf52832, with FreeRTOS and SD132 2.0.0. I configure the FreeRTOS port so that it uses RTC1 as SysTick. Depending on some compilation macros, my...
Assuming that all peripherals that require the high frequency clock are disabled / turned off / stopped, how long does the HFINT oscillator run after calling __WFI()?
And...
What's the delay from setting the Start / Stop task in an RTC module to when the RTC actually starts or stops? Is it less than 1 clock cycle on the CPU (15ns)? More than one...
Hi, I am using the nrf52 dk to sample two analog inputs through PPI.
My question is if I can use different bit resolutions for each analog input?
-Erblin
Hello !
I have a problem with my program (on a nRF52 board) : when I send a value to the board via BLE, it seems that my static variables are reset.
I noticed that, because...
I need to store data in some moments and if something happen i have to read those data, i have to do a log events.
I use nrf51-dk and soft device s130. This data is taken...
"....\dfu_public_key.c(20): error: #35: #error directive: "Debug public key not valid for production. Please see github.com/NordicSemiconducto.. . to generate it.
i found...