I would like to develop my own central device to communicate with the RedBear Arduino shield. The RB device uses a from of UART communications to send data to/from Android...
I was wanting to use a nRF24L01 with a breadboard but its pin-out didn't allow it. A solution then occurred to me based on parts at hand. I wrote it up with instructions and...
Hello. Can I get a literature to the nRF51 series?
I need a full abstraction of the nRF51, like a book or other information, it's structure schematic of build-in modules...
hts, HTC phone, nrf tools HTM, nrf51822,
every time when it's power up :
the once connect: error code 0x7A cann't read characteristic and 0x14 state change.
the second...
Our company needs wireless temperature sensors (can be externally powered or battery operated) and transceiver with 4 channel analog outputs. It has to be finished product...
I am toggling Value of slave through a button on nrf51822ek .This Value is displayed on MCP of dongle, but i have to get this value on terminal to send it to pi then through...
Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
Hi all,
I would like to have a semi-duplex communication link over one pin (+GND). The nRF will act as a pure slave device which responds to, and acknowledges, commands...
Hello, we understand that the Nordic framework, by default, restarts advertising on disconnect. I learned that here, thank you:
https://devzone.nordicsemi.com/f/nordic-q...
I'm currently running on nRF Connect SDK (hash: 4b012fb4882f0ddd3de9f339ebc5a3f1c3cacd4a). I'm running a connection between a nRF91+nRF52840 (as central running NUS_C) using...
I have an nRF52840 board that fails to connect to Linux over USB. The board powers on and the green LED at the lower left of the PCA10056 flashes on/off rather quickly. But...
There is a bug in fds.c file, Please go through the below code snippet.
I do not return from fds_gc(), execution stays there for infinite.
More information:
1) #define...
Nordic nRF52840, with regards to stored security keys in flash, some wear leveling schemes move data when being updated but do not erase data from the old location. This is...
Based on several posts I've found on the forum, the notification queue size is automatically set by the stack based on the connection event length (NRF_SDH_BLE_GAP_EVENT_LENGTH...
Hello, I have developed a program that reads (with I2C) a temperature sensor and sends it to the central board. The central board is a NRF52480-DK. I have tested the peripheral...
Dear Sir.
I was testing dfu mode with an nrf52840 dk and held down the IF BOOT/RESET button, then powered up and waited a few seconds before it went into bootloader mode...
Hi,
I'm evaluating the NRF52832 for an ultra low power BLE application where I'm going to use GATT. I've built some prototypes with the NRF52832 and right now I have to...
Our engineers have two questions that they are confused with:
1) When applaying ble techniques, does nodic 52 serious of chip compatible with SIG mesh?
2) When applaying...
Hi there,
we are working on getting type approval certification, and the test lab is asking for fixed frequency software, drivers and SOP.
What we need is the fixed frequency...
Hi,
The actual problem: I want to store some stuff to flash at factory, that is never erased. And I also need another persistent memory that can be written in runtime. I...
Hello I am now trying to implement an active NFC Tag using nRF52832. But I don't know what that example project is. Can you point to a command or example source that performs...
