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 i'm very new in using Nordic nRF52840. Got 2 questions:
1.Why does each example project contain blank/mbr/slxxx folders? in these folders they all have a copy of the...
Hi,
we've been experiencing some strange issues with the OTA DFU on nRF Connect for Androind in the past two days.
We've been using such function on a regular basis with...
I am trying to transition my Nordic SDK v12 project from Keil to Segger Embedded studio. I followed the tutorial steps such as placing ses_nrf_51_startup.s file in Internal...
Can I use an external edge-triggered (negative edge) interrupt (on a GPIO pin) to trigger an I2C write via PPI? If so, do the I2C registers need to be reloaded each time?...
I'm having trouble using an external j-link probe (J-Link plus compact) with the nRF52840-DK with Segger Embedded Studio. I am powering the DK from USB (Sw9 VDD) , using the...
Hi Great QA team:
Our clients are studying for the details of 52833. And they'd like to know the maximum external draw current through VDD at high voltage mode.
It's clearly...
Hi,
I am testing the ble blinky example as it is from SDK v16.0.0. I am seeing a good amount of time(~340ms) from reset(pin reset) to advertise the first packet. I am keen...
So for this what I am trying to do is-
result = ((float_t)0x3F4040A3); NRF_LOG_INFO("My float number" NRF_LOG_FLOAT_MARKER "\r\n", NRF_LOG_FLOAT(result));
But this is...
Hi
I have a strange phenomenon when using ANT proximity function.
Configuration: nRF52840, SDK15.2.0, softdevice S340 v6.1.1
The following initialization function of...
I've been using the USB HID Composite example along with the advice from this thread https://devzone.nordicsemi.com/f/nordic-q-a/38271/writing-words-to-usb-composite-keyboard...
Good day
I'm trying to run the ANT IO demo using two nRF52840 DKs. In order to do that I am trying to migrate the example from softdevice s212 to s340. I am currently using...
hi,
i want to connect 18 peripherals to a central. if iam changing NRF_SDH_BLE_CENTRAL_LINK_COUNT and NRF_SDH_BLE_TOTAL_LINK_COUNT more than 8, all peripherals stop pairing...
Hi,
usbd_cdc_acm project implemented UART over usb, which is great. However it cannot send bytes from PC to DK board, only DK board back to PC.
In order to implement sending...
I use the SPIM to access a nand flash memory device. There are times, when I need to "free" the SPI bus allocated by the nRF52840, so that another CPU can access the memory...
