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...
Hej,
I'm working with the nRF24L01+ and the ATmega328p programmed in c. The goal is to have both TX and RX mode in the same device, mainly work as RX but in certain conditions...
Dear sirs, I've had a difficult time establishing communication between my nRF24L01+ board and the SPI bus on my Arduino Uno R3 microcontroller. Could you please provide me...
Hi all,
I am thinking of using a GPIO pin's "SENSE LOW" to wake up my device from SYSTEM OFF mode.
In order to avoid the device keeps waking up in case the pin stays low...
I am using an nrf51822 DK with a (so far) very simple code along:
main()
{
//... init I/O
run();
}
Inside run:
run()
{
uint32_t retval = NRF_SUCCESS;
...
Hey,
I recently got the nrf52 DK and tried to make use of the app_button library to have easy to use debouncing.
As far as I understood the library, the event should be...
Hi,
i have a problem withr the example "BLE ATT_MTU Throughput Example".
I flashed the soft devive with nRFgo Studios. Now I want to flash the example, but i got following...
I have want to make application where beacon sends data to NRF52 and NRF52 to PC.
But if for example, the connection between NRF52 and PC is through bluetooth instead to...
Hi,
I have bought a new nrf52840 PDK. I have gone through the PDK user guide and I came to know that we can use qspi pins as gpios by cutting the Solder bridge connections...
Hi All,
I am getting following error while compiling template example with DSP CMSIS library in IAR.
Fatal Error[Pe035]: #error directive: "Compiler generates FPU instructions...
Hello,
I have a question regarding AVDD(35/36) pin. I am using nRF51822 QFAA package. And the reference circuitry on the datasheet uses a 1.0nF capacitor between AVDD and...
Hi, my first post here.
I'm a undergraduate student and newcomer to this field. I've some programming background but few in electronics and embedded systems (so probably...
Hi all,
Is there any DFU example using dual bank to the SDK 12.2? The secure bootloader example is for single or dual bank? . Sorry for the question it is no clear to me...
I have purchased nRF51822 Evaluation Kit.
So I should be able to download Android code. Correct?
But when I go to
www.nordicsemi.com/.../nRF-Temp-for-Android-4.3
...
