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...
Hello,
Is it possible to change SPI baud rate whenever we want?
For example:
The initial SPI baud rate is set to 4M. We want to change the baud rate to "2M" to get...
Hi,
This may be stupid, but I can't declare classes in my .h file in keil. I have arduino library for my I2C device, but keil; does not recognize when I declare classes...
I've looked through and tried many examples on getting my SAADC to produce a temperature offset. About a month ago I had the SAADC working really well with a wheatstone bridge...
Hello,
What changes need to be made to the following tutorial to enable basic advertising with the Rigado BMD-300 on a custom board breakout board?
devzone.nordicsemi...
Hi,
I have multiple devices set up in a simultaneous peripheral and central mode that exchange data on connection. As there may be multiple devices around, I want to make...
i download the sample code (\examples\nfc\record_text) to pca10040,it can be detected by NFC reader,the serial number is 5f:46:ac:eb:75:a7:ea,if i want to change this number...
I am working in sdk12.2 nrf52832 . When build and run the project it will work smoothly with ble connectivity... But the problem is it will bond only once when the softdevice...
I just want to understand concept.
For example, I need transmit battery level, heart rate level and other.. in closed (encrypted characteristic). I use S130 nRF51 SDK9. HRS...
Hello to the Nordic community!
A rather theoretical question: Would it be possible to have a system, comprising of a SoftDevice + Application + Custom Bootloader, where...
Hi there!
I'm looking to layout a chip antenna using the nRF52832 WLCSP chip and am confused about the layout of the antenna matching circuit. The reference design (CIAA...
Hello,
I am using nrf52 with sdk 12.2.0. I am working with example buttonless dfu template aplication by referring to the link infocenter.nordicsemi.com/index.jsp .
I have...
Hello,
I am running a simple application where I would like to listen for BLE packets for 100ms and then transmit a packet. (no soft device) I can successfully capture...
In section 17.1.9 of the nRF51 reference manual it states:
Maximum consecutive transmission time
is defined as the longest time the
RADIO can be active transmitting...
I need to connect VL53Xl to NRF51 DK> I am using latest 12.2 SDK with Keil MDK.I cannot find any I2C(TWI) example. I can find examples for NRF52 based devices. but not for...
