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 all
I'm running into a problem with ble_multilink_central where the NRF51422 gets stuck in app_error_save_and_stop with the following information :
id = 1 (Is this...
Hello,
I am trying to understand how to appropriately handle the Device Manager event of DM_EVT_SECURITY_SETUP_REFRESH as a peripheral.
This occurs when the user loses...
Hi, I wanted o increase the frequency at which heart rate is updated.
So I made the following change
#define HEART_RATE_MEAS_INTERVAL APP_TIMER_TICKS(300, APP_TIMER_PRESCALER...
Hey guys!
I am using your spi-master driver from the SDK 11 with the nRF52 chip. I am trying to read data from a MPU-9250 chip, and through my logic analysis, it seems...
Hi to all!
I've developed a board with NRF8001 on it and it works fine. But I've noticed a strange behavior. I use a mobile phone with NRF master control panel to work...
Dear All,
I am making IR transmitter using nrf51 where IR codes saved in SD card using PWM library we can transmitt the code while BLE is working.
Is it possible that...
Hi,
I am working on some application in which i have combined multiple profiles in one code.
In this i don't want generic access and generic attribute profiles to be displayed...
Hello.
I am using RTT successfully with nrf52 and IAR. But the start address for the RTT control block is a moving target: it changes whenever my code changes. I want to...
The product specifications publication for the nRF51822 doesn't list a gull wing chip pinouts found on the PCA10028 found on the evaluation board, kinda wondering if there...
Can someone confirm that all that needs to be changed to make code run with the SD installed is to change the linker to link to 0x1C000 instead of 0x00000 ?
To test, I...
I am playing with nrf51 DK. I used the following sample code,
devzone.nordicsemi.com/.../
ble_app_template_with_pstorage_SDK_8_1_0.zip
I want to pstorage clear/store...
I'm having an issue with secure BLE pairing, and once the problem shows up, it will not go away until I reprogram the SoftDevice. It persists through resets, so it must be...
I am currently using the nrf52 device for an application where when user's of my devices come close to one another, they automatically start sharing state information. There...
Hello all,
I currently have a test rig with 3 sensors, each with their own pin and interrupt they are supposed to carry out. Whichever two I put first in my gpiote_init...
