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...
I want to use AES ECB block present on nrf51 and nrf52 boards for resolvable private address (RPA) generation.
Are there any measurements about how much battery the...
I have an iot/coap environment setup and i want to read input voltage connected to p0.01.I can read the input in terms of resolution(0-1023).I can convert this values to voltage...
I have a project where I need both TWI instances as well as an SPI instance to be used with sdcard and fatfs libraries. When I try to compile I get the error: SPI1_TWI1_IRQHandler...
hi,everyone,I want to ask who know why sdk11.0 ble_ancs push message without push App Identifier?I look at the print, push the news started with tittle ,and the "p_attr -...
Hi!
I'm trying to use a custom made whitelist with my scanning device, but no data is arriving.
Is there something I need to do at the advertising devices? Here is the...
Hi, I have a custom board based around the nRF51822 which I programmed via SWD with the ble_app_hrs_pca10028_s130.hex image provided in the SDK, however when checking with...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
Hello everbody,
I made some current measurements with mit DK nRF52 and the nRF52832 Chip.
Everythings works fine, but I always get "peaks", as you can see on the Picture...
I am using nRF52 pca10400 and I would sample some audio signal for short periods of time, but I found a lot of difficulties with the SAADC example from sdk 13, since if I...
Hi,
I want to collect sensor-data, save it to flash and access it later.
I´m not quite familiar with ways to save data and get a little bit confused by the fds library...
Hi,
We are currently facing this issue, where after a DFU application firmware update (or bootloader update) the bonding information gets wiped out.
We are using a custom...
Hi,
I'm trying to control LSM6DS3 by TWI communication.
Slave address of the chip is 0xD4 when SDO/SA0 pin is low.
I'm using SDK13.0.0.
My code is like below.
...
I will test the receiver blocking of ETSI with the nRF51822 module
(EN300328 V2.1.1 2016-11 5.4.11 Receiver Blocking).
However, please tell me the next items because I do...
I'm testing the setup for the Receiver Blocking test ask part of EN 300 328 V2.1.1 and I have a question after reading these posts devzone.nordicsemi.com/.../ , devzone.nordicsemi...