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...
Recently, I try to programme nRF51822 DK communicating with nRF2401e1 DK,unfortunately，which does not success. With setting radio configuration: TXPower,frequency channel...
I am trying to connect and read the data of the MIO Fuse heart rate band. It is designed as per the Bluetooth SIG specifications i.e heart rate service UUID is 180D and the...
Hi,
A project I'm working on can be seen as a collector of data from many different sources. To keep I an overview I've decided to use C++ objects rather than C (in other...
Hello,
I'm using nRF52833, s140, pca10100.
I looked at the code 'nrfx_saadc.c' to uninit SAADC.
The file contains two types of code, with or without the definition...
Hi,
One of our unit started to systematically report DNS_EAI_SYSTEM (-11) when calling getaddrinfo(). In a attempt to get more info about the error, I added errno to the...
Hi experts
I am trying to play a little with BLE HID keyboard example supplied by nordic
I see that there is an array of 5 characters "hello" + "enterkey press" which is...
Hello There,
I want use I2C in nRF9160 for getting MPU6050 or MPU9250 data in it,
I try this Example with change overlay file in it
SDK 1.5.1 and also try with 1.40...
I am trying to send data obtained from my sensor (calculating with twi scanner example ) via BLE using the ble_nus_data_send function. I just tried to send this data via UART...
Hi,
The eddystone example enter to connectable mode by press a button, but our customer don't want to press button one by one, they hope the beacon can advertise eddystone...
Custom nRF52 device uses SPI interface for external flash, so in order to read/write to external flash would need a RAM loaded firmware to keep code in internal flash untouched...
Hello,
How can I have two or more temperature probes reporting using the ZCL library?
Imagine that I want to have a device that measures for instance two temperatures...
Hi,
I am trying to measure the current of a custom board using PPK board, My custom board takes 5 Volt input supply but PPK board has a 1.8-3.6 Volt external power supply...
I am trying to modify the nRF52840dk_nrf52840 spi_flash sample, ncs/zephyr/samples/drivers/spi_flash , to use dual QSPI.
Following is my device tree configuration:
I...
I am able to pair a peripheral device using advertising 16bit UUID to the Central Device(nRF52840-DK board).
Also I am able to read the Battery level service and Device...
Hi, I have successfully achieved the OTA DFU function on nRF52805. This is what I can see now:
Step 1) I can see the Nordic_Buttonless BLE signal. After connection, there...
When using the nordic power profiler for the nrf52840, it gives the "idle" current as 2.7uA. Presumably this is the deep sleep current, but it seems like this number doesnt...
