Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Some times when I'm trying to use GDB it stop with the following information:
(gdb) file _build/nrf51822_xxab.out
A program is being debugged already.
Are you sure you...
I started to try SAADC example in SDK12.3. After setting up project in eclipse, I got two errors:
Symbol "NRF_TIMER0" could not be resolved
Symbol "TIMER0_CC_NUM" could...
Hi,
We are a group of students at NTNU looking at the possibility of creating a small device that connects to your phone and multiple other BT devices simultaneously, letting...
Hello,
This is a quick question regarding the behavior of the Power Supervisor POF warning. We implemented a fairly naive use of the POF warning where we would log an POF...
Hello I am using the NRF52832 in ESB mode. I use both VERIFY_SUCCESS() and APP_ERROR_CHECK() within my code in various places but when am I supposed to use versus the other...
i have project app_ble_uart and i want add to it functin read from mpu6050 i add to Makefile Makefile pathes and add #include "mpu6050.h" and InitMPU6050(0x68); into main...
Hi,
I am currently working to measure power consumption on a custom board and I found huge power consumption while advertising (BMD-300 1.15mA DCDC enabled).
So I have...
Hi,
I am trouble with private key generation in nrfutil. I am following the tutorial infocenter.nordicsemi.com/index.jsp.
When I am giving the command nrfutil keys generate...
Hi, do you have a central peripheral combo example which illustrates indication (not notification)?
Alternatively, if you could list the steps to change from notification...
It seems GPIOTE interrupt do not trigger when multiple IN signals are defined as GPIOTE_CONFIG_IN_SENSE_XXX(false).
It works when GPIOTE_CONFIG_IN_SENSE_XXX(true)
I am...
With SDK 14:
If I flash in this order:
softdevice_s132.hex
bootloader_secure_ble_debug_ with bonds_s132.hex
3. ble_app_buttonless_dfu with _bonds_s132_with_setting_page...
I am having issues to use 2nd UART. When I run Keil in debug mode it shows me three UART registers.
i) UART0
ii) UARTE0
iii) UARTE1
Is this UART0 and UARTE0 same thing...
I am using NRF51822 Rev3 and softdevice 7 in my project. On communication with
Android device sometimes the link disconnects with disconnection reason61(0x3D)
BLE_HCI_CONN_TERMINATED_DUE_TO_MIC_FAILURE...
I have used nrf24l01+(production year=2015) in my project and my board and my program are working well......but when I change nrf24l01+(production year=2016) my board doesn...
