I am working on "nRF51_SDK_8.1.0_b6ed55fnnn\examples\ble_central_and_peripheral\experimental
\app_s130_demo\pca10028\s130\arm4" project .
In this project,in which variable...
Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
Hi All,
I am using nrf51422, SDK 12.0.0, an SPI OLED display 128x32, and an SD card.
I want to interface an OLED display and an SD card onto the nrf51422. Although my...
Hi all,
I like build a smartwatch-like device that can receive notifications from my android phone. The bluetooth device has a oled screen and displays what notification...
I need to turn on and off one pin around every 100 us. Time between must be 1 cycle (couple of ns) and can't be interrupted at any circumstances.
Without a softdevice I disable...
Hi All,
I am a beginner in nrf52.
I need to get the client device address in ble_app_hrs_central, because I have more than one devices connected.
There is a hrs_c_evt_handler...
After spending half a day on this solution, I found out it wasn't really a solution - it devolved back to the same issue after trying to connect - please advise!
Description...
I'm trying to connect to a ST LSM6DS3 via SPI on the Nordic chip. I have used SPI on Nordic with other peripherals but couldn't seem to get it to work with this ST chip. Eventually...
I'm having some issues getting any of the provided experimental Thread examples to compile with IAR version 8.11.2. I'm using an nRF52840-PDK with the SDK for Thread version...
Hello,
I wonder how power failure comparator works at VDD 2.1V.
If VDD goes down to 2.1V, and I set POFCON enabled at 2.1V threshold, then does POFWARN work?
How 2.1V...
Hi,
I am working on testing this modification on the ble_hrs example.
The idea is to send data sequentially as notifications.
However, BLE_EVT_TX_COMPLETE seems to...
Good morning
I use the fds function to store and read data in flash memory.
FDS_SUCCES is not returned by the fds_record_find function when reading data, so the read function...
Currently developing on NRF52 sdk12
I want to be able to show time stamp minutes:seconds:miliseconds on my RTT viewer, when I print my data out from the uC. Any hits on...
hello
i am using nrf52840, with BME280, i have external pullup 10k resistor.
how i can disable the internal pullup resistor.
i am using this sample code.
github.com...
Hi,
I am having problem with setting up TX side of my project. It always giving me max_rt error if I am sending only once per cycle. 1 Cycle is every 30seconds. All working...
