before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi,
I've created an application using the S110 experimental ANCS demo. I successfully implemented ANCS and then began to structure my application around it. At some point...
Hello,
In an ongoing company project we use a couple of nRF51 transceivers forming a beacon enabled wireless sensor network consisting of one base station and multiple...
I want to count clocks in order to implement a watch. I use the RTC0 as my time-base and count mainly with this device. As it has just 24 bits it would not last for long,...
Hi,
how long does it take time if i would wake up a nrf51422 rev2 (ANT and BLE) in deepest possible sleep mode ?
And how long does it tai if after wakeup it had to communicate...
I saw that the app_timer uses the SWI0. Could you explain what it does and what the advantage is compared to "timer_list_handler_sched()" calling "timer_list_handler()" directly...
Hi there, I have managed to set up my IDE and build environment so that I can build and download the example projects without any trouble, but have then spent the last two...
Hi.
I'm using SDK12.2.0, S130 ver2.0.1, nRF51822AC.
As I know SDK12.2.0 can conenct 8 peripherals at the same time when it is Central mode.
I want to use it as central...
I've got a custom NRF52 board that uses less than 4uA when sleeping without SPI but after the SPI is initialized (and then uninitialized) the current consumption rises to...
Hi Nordic,
For my application, I want to have the absolute acceleration (without gravity) from a MPU6050. I know that this device can do that because it has 6 axis and...
Hi,
I am trying to maintain a single bit of information through a power-on reset event (sd_nvic_SystemReset();). I am trying to do this through the configuration of an...
Hello,
I'm having problems running the DFU over serial bootloader example. The nrfutil command to update the application fails with message "timed out waiting for acknowledgement...
Hi together,
I'm trying to scan for BLE Beacons and I got the problem that if I set setReportDelay() to a value unlike zero, the onBatchScanResults() method is called and...
Hi,
I am trying to measure the current consumption on my application, and measured some quite high values even after calling sd_app_evt_wait().
After reading through some...
We have a product that uses nrf51422_CE_AA, Revision 3, 256KB ROM, 16KB RAM, PCA10028, SDK 8.0.0, S110. We have sold over 8000 devices of our first product. Currently we are...
Hello,
My problem is to much current c.a. 40uA in POWER OFF mode. Below attach code:
void power_down()
{
nrf_gpio_pin_clear(22); // Wylacz mostek tensometryczny
nrf_delay_ms...
With nRF52832 DK I have managed to compile this blinky example:
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include "nrf_delay.h"
#include "nrf_gpio...
I am getting no radio (as in not being able to pick up advertisements packets) from my custom nrf52832 board. The antenna design is a hack so I am not looking fo stellar performance...
We are looking in to developing a generic class to connect and handle our BLE devices for use on mobile devices such as Android and iOS.
Now since we want to have as less...
Hello Experts,
I am running the following examples to test the DFU bootloader in gcc and eclipse environment.
bootloader_secure/pca10040(Bootloader) and experimental_ble_app_buttonless_dfu...
I found a problem of the nRF51822 in boot state.
Power on reset is not executed occasionally when used dying battery.
The problem occurs in the following steps:
...
