My board works most of the time are very good,but one time i power down the board when ble connecting and data transmitting,the board can't work when power on.and i can't...
Posting this as separate question as it got no traction in the other thread:
Why are there many of the same include files in the DFU example directory as in the S110 7...
Hi all,
this is not a question per se but rather a warning to those who are attempting to debug Flash related operations with the SEGGER J-Link GDB Server (v4.84a for Linux...
I debugging some function abnormal after OTA problem, and problem with disappear after redo OTA FW upgrade, duirng it I found a problem about Master Control Panel FW upgrade...
Hi,
i want to build a BLE mesh via advertising. i asked some questions before about ibeacon and observer, how ever to clarify my question i have some additional questions...
I have some question about ANCS ,when we trun off the IPhone and turn on the IPHONE.
The notifcation is disabled. I have to turn OFF the bluetooth and ON bluetooth form ISO...
Hi All,
I am a beginner,Can you please explain me what is the role of this line?
APP_ERROR_CHECK(nrf_drv_spi_transfer(&spi, m_tx_buf, m_length, m_rx_buf, m_length))...
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...