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...
Hi,
I use FDS library of SDK13.0.0.
As wrote in the title, pages_init() returns NO_SWAP. Of course, fds_init() returned FDS_SUCCESS initially, so this problem has happened...
Hi,
i wrote a lot of firmwares for nRF51x22 using C language and they works fine.
Now we passed to nRF52 series and we want to use C++ (preferibly C++11) that is more readable...
Hello,
I implemented overall flow related with FDS function including garbage collection,
when I check garbage collection, it is ok, it confirm that the data will be saved...
I have a problem initializing the ble stack when I'm starting my application via a custom bootloader. I'm using the nrf52832 device on a custom board.
My application has...
Hi!
I have interface external piezo element with my ARM controller to get the piezo data. But after sometime my controller is off. I didn't getting why this problem happens...
For ble central devices on nrf52, there are problems with the internal rc slow clock. When I load the project ble_app_uart_c onto the PCA10040, everything works as expected...
Hi, I have a problem with advertising on nrf52840q1aabb chip. I used example code ble_app_template on nrf52840q1aaaa revision and everything works fine but after changing...
Hello,
I have in a multi-sensor application some actual data (including RTC) which appear continuously and which have to be saved in an external RAM connected by I²C. All...
Hello,
I am using 14.0.1 sdk, and hope to use DFU (Secure bootloader),
I am trying to use buttonless app in my app (uart example app),
when copying some codes related...
When I try this demo project, got below information from RTT. Any problem with it? How to deal with it?
Thanks.
RAM START ADDR 0x20002080 should be adjusted to 0x20001FE8...
Does anyone know where the nRF52 Online Power Profiler that is detailed in this blog has been moved to or if it has been deleted? The webpage can no longer be found.
It...
Hi all:
My customer has different IC revision of nrf51422,one is QFAAEx0,the other is QFAAFx0.
I see the "nRF51422 IC revision overview" ,QFAAEx0 is revision-2 ,the...
Hello.
Is it possible to flash 51822 on SDO and SCLK lines using another same chip? Are there any manuals for the SDO / SCLK interface for 51822? Maybe there is already a...
Hi,
We are using SD110 with SDK 7.2.0 in our application
Our application needs to be quite accurate in timing
We set out to determine what the accuracy of the TickTimer...
Hi, the configuration for the 9-axis sensor used in Thingy is interesting where a switch is used to cut the power line from the sensor. From the description:
The motion...
