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...
Hi guys,
I'm researching the maximum direct connection distance between two Android phones for transfering small amount of data - which lead me to BLE Coded PHY S8 as a...
Hi,
I m using nRF52840 dongle to setup the nRF5_SDK_17.0.2 .
Besides, the related software and the Segger Embedded Studio are installed.
Occurred Problems :
When...
Dear members,
How can I wake up the system after idle ?
It goes to main loop, but never wakes up if there's a signal from HRM,BSC or B.Power after search time out and...
Dear everyone.
Sorry for my cheep question.
We are using nRF51822 as Bluetooth4.1 with Softdevice S120 and S110 .
Is this device affected by the "BrakTooth" attack?...
Hello,
I am currently working on a project that requires to sample a 50Hz sine wave and transmit the data point over BLE, which will need around 10 - 20 samples per cycle...
Hi There
I’m hoping to implement a low power always-on/listening (response time <10s) industrial product in the UK
I’ve spoken to several acquaintances and had conflicting...
Hi All:
We are using nRF52840 SDK with BLE Mesh sdk5.0 to develop bluetooth mesh and we can use light_sw_client to control the LED1 state on the light_sw_sever via BLE Mesh...
I am using PC code derived from pc-ble-driver heart rate collector with a nRF52840 dev board
On adding characteristics sd_ble_uuid_vs_add() I get an error of 4 - NRF_ERROR_NO_MEM...
I have an nrf52832 acting as a central device that is trying to connect to a peripheral. However, after the peripheral disconnects and the central tries to reconnect I get...
Hi,
I was looking at this page https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/gs_modifying.html and saw the following line:
"When building your application...
I am getting an NRF_ERROR_CRYPTO_RNG_INIT_FAILED from nrf_crypto_rng_backend_init during the sm_init sequence. Any suggestions on what might be causing this?
Hi Sir/Madam,
Our project needs to use TEE on nRF5340 which seems to be implemented by TF-M for now and future. After investigating the implementation, I didn't find a...
