I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
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I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
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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...
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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...
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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...
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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...
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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...
Hi,
We want to make PCB of NRF52 and we want to buy PCB design software.
Can you guide me that how many layers of PCB is required and how many pins will be required...
I've searched for enabling notification, but there are some points that I can't understand.
GATT characteristic attributes and characteristic cccd values are dedicated...
Hello,
When I check RESETREAS, I have some reboot reasons rised from software error (SREQ).
I know that these errors are not catched in the app_error_handler because...
I am using ARM-GCC (version 6.2 2016q4) toolchain and make command to compile example code.
I have updated my compiler installation path in Makefile.Windows as well.
...
Hi,
I am struggling with the Ublox EVA7M with nRF52 on i2c and wonder if anyone can share a sample code of connecting a GPS to the nRF52.
I am unable to make the twi work...
Hello
i have Nrf52840 boards.
is this possible that one device can play both role (Broadcast + Central) at the same time.
DO you have example code or any material regarding...
I'm trying to transmit from 52832 （slave） to 51822 (host) as fast as possible, so I set MIN_CONNECTION_INTERVAL=7.5ms and MAX_CONNECTION_INTERVAL=10ms . Then the device couldn...
Hello ,
I have been testing some programmes on the nrf51 chip which is on the development board . However now I'm looking into programming multiple nrf51 chips so how can...
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I was trying to add buttonless DFU service along with NUS service. I used SDK v11. Taken the example ble_app_hrs, s132_with_dfu. And added my existing NUS service....
In my application when I disable NRF_LOG_ENABLED , HardFault_Handler() is getting called. To debug this issue I defined a HardFault_Handler() in my code and inserted a break...
Good afternoon all,
We have seen something with nrf51822 a little bit unusual that we can't explain and that maybe some of you have already experienced.
In main loop...
hi everyone.I have a question about the bootloader SDK11.0 ,I download the bootloader engineering modified to nrf51822 board, the nrf51822 can be advertising, but when I upgrade...
