I will be deploying my nRF51822-powered devices into the field and the end user will not be able to have any physical access to, for example, power cycle the board. I need...
Hi,
We are using the ble_app_uart example in evaluation board to read data from some sensors and send it to the nRF UART V2.0 in Android 4.4. Every 20 ms I am trying to...
I am try this at nrf51_sdk_v6_0_0_43681\nrf51822\Board\nrf6310\s110\ble_app_hids_keyboard
Firt I connect to Android device and keep one whitelist.pp_addrs and one whitelist...
Hi,
Parameter uint8_t ble_gap_scan_params_t::filter is present in the documentation, but not implemented.
Checked for SDK 5.2.0 and 6.0.0.
devzone.nordicsemi.com...
After I get a Disconnected() event, I want to start scanning again, therefore try to call StartDeviceDiscovery() again.
IsDeviceDiscoveryOngoing was checked before.
The...
Hi, I wanted to ask a question regarding sending data.
I currently have external memory that will send out serial data (SPI) to the nordic microcontroller. I have saved...
I was wondering if anyone has done any extremely high speed UART work on the nRF51 (or the non-EasyDMA module on the nRF52). I need to improve performance for an existing...
Hi,
I ran the ble central example code on nrf51822 16KB ram version without any problem. But when I run the same code in nrf51822 32KB version, the program flow goes to 0xFFFFFFFE...
Working on my first project in mbed using the Nordic nrf51-dk.
The project utilises a TMP112 temperature sensor and attaches the reading to the service data to make it...
I'm trying to rename my device using s130, but the name doesn't get applied.
I went back to the "roots", ie the HRS sample.
Just before entering the loop, I add a name...
Hello,
I am working on a custom board with NRF52832-QFAA-R7 and trying to run ble_app_uart_c on it. I am using uVision 5.23.0.0
The first trouble that I am facing...
I'm trying to implement usb function on the nrf52840. The moment that I connect the usb to the computer the chip resets.
With gdb debugger i found out where the fault happens...
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...
