Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi,
For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
I want to communicate Central and peripheral devices with KeyPass. Also I want to generate keypass in Peripheral device. But keypass should to include symbols, low/upper case...
I need to allow BLE connections for a period of time after restart, then prevent connections (unless a button is pressed). Is this functionality as simple as re-configuring...
Hello,
I am currently developing software that scanning ble advertisement packets without pairing and advertise them like beacon. I used examples which are ble_app_hrs_c...
Hi!
I'm working on HID mouse example on SDK 13.0.0, SoftDevice S1332 v4.0.5. I'm supposed to use this as a low power media button control, using a nRF52 DK. I've done a...
Hello,
We wish to use nRF52832 IC in our design. We will design an equipment which can connect to another device via BLE and can send some measurement data. Our equipment...
Hey everyone,
I'm working with nRF52810 . I want to write into UCIRs before program execution starts.
I tried to configure NVMC(Non Volatile Memory Controller) and then...
I am using the nrf905 in a project. The datasheet suggests crystals of 4mhz, 8mhz, 12mhz, 16mhz and 20mhz are all acceptable. Does the choice of crystal oscillator frequency...
Hi there, I have an 70mm wide and 50mm high PCB with an free space of about 32x26mm on the right top corner. At the moment this area is free of any traces and polygons. The...
In previous questions I inquired about setting the MTU size beyond 27 and thank to the answers I, indeed, manage to compile and run my program with larger MTU size definitions...
Hi, I have an issue with the watchdog and sd_app_evt_wait() when running the softdevice. It seems impossible to not let the watchdog go off while having an idle ble connection...
Hi there,
We're looking to improve the touch performance of our products by moving from PCB electrodes to a dedicated touch film. Can anyone provide any references to info...
Hello Nordic team,
What is the Maximum sampling frequency for i2s we can configure to nRf51 or nRF52 DK?
And if we enable UART module to print live of i2s on serial console...
Hi
I following the steps listed in the document Thingy Mesh Demo v0.1
https://github.com/NordicPlayground/Nordic-Thingy52-mesh-demo
When i perform the step 5 "Open the...
Hello,
I am using sdk12.2.2 and nrf52 customized board. I want that user should be prompted to enter passkey before bonding. I refereed the code snippet from devzone and...
Hi!
Im using SDK14.2 and I m working with the custom characteristics tutorial(the one compatible with the SDK 14.2).I have an SDK5 device connected to a LORA radio with...
Hi,
I’m having some troubles writing into the fash memory. I work on KeilµVision.
I initialise flash doing :
uint32_t page_size = NRF_FICR->CODEPAGESIZE;
uint32_t...
