Hi,
I am building a Thread network ( www.youtube.com/watch with a Rasp Pi 4 as a border router, an nRF52840 DK as an RCP, and an nRF5340 DK as a child to be added into the...
We found a problem with a client's legacy design. They use two 12 pF load capacitors for the 32 MHz crystal, which has a 4 pF capacitance. This is a somewhat unusual Abracon...
Hello DevZone,
I have a project where I currently use the AT%XPOFWARN feature, in order to turn off the modem in case the battery voltage is too low. It's used in both cellular...
Hello,
I am currently evaluating options for integrating Bluetooth Low Energy (BLE) functionality into a medical-grade device that requires time-sensitive communication...
We use several Nordic chips in our BLE sensors. We bond to the devices from Android, connect to update configurations, then disconnect such that the device then advertises...
Dear Nordic DevZone,
I'm encountering pairing issues with mobile devices and a nRF54 DevKit flashed with HCI over UART firmware. After initial pairing, deleting the bonding...
Hello,
I cannot build a known-buildable project and get error A1023E.
No Programmer's Reference exists and there is no documentation referencing this error.
I think...
I want to quickly transfer data between nRF51822 and celluar phone. The data rate is 100 packets/sec. Packet size is 14 bytes. We know mouse can reach almost 200Hz report...
can i use j-link debug probes to program and debug evaluation kit?
recently i bought J-Link debugger from the segger, i tried to find the pinout of the SWD of the eval...
I see that the source code of app_gpiote.c uses NVIC_... functions to handle the interrupts:
app_gpiote_init.c, line 160...:
NVIC_ClearPendingIRQ(GPIOTE_IRQn);
NVIC_SetPriority...
My question is regarding the adertising with the softdevice on the heart rate sensor example.
My starting point is the following:
I connect PCA10001 / PCA10000 from...
Hi,
we are interested in the combination of the nRF51822 with a sensor board which was announced in October but since then there were no updates and I can not find any other...
Hi
We know most of access contol for entrance was implmented by RFID. Is it feasible to design it by BT4.0? My idea is as below. Thanks for your comment.
There is a...
Hi.
I have a nrf51422 EK. I follow the steps in nrf51422_Evaluation_Kit_User_Guide v1.1.pdf but I couldnt do blinky_example project to works. In debugger mode, I see that...
I'm using the rRF51 DK with Segger Jtag. In the demo Keil version, I set up Segger jtag to NOT cache memory. When I look at a memory view in Keil, the memory is not being...
Hi
I tried DFU OTA in nRF6310 board as SDK document guided but it cannot work.
Boot loader is from SDK5.0.0 device_firmware_updates project..
SoftDev is v6.0.0....
It appears that the current version of Master Emulator v3.5.0 does not include support for long-writes. I know that SD110 v6.0.0 does support long-writes and my application...
Chip: NRF51822
softstack version: 5.2.1
I ran into an issue and i'm trying to understand it better. I was calling the function sd_ble_gatts_value_set(...) from a GPIOTE...
Hello,
We are having some problems with a board that we developed using the NRF51822, see this post: devzone.nordicsemi.com/.../application-halts-on-softdevice-initialize...
New to BLE and nRF51822. I need some explanation and clarification of connections and connection intervals. Can I get a overview of how the nRF51822 or answer some questions...
