Hello All,
We are using nrf52840 board interface with wiznet550i.
We try to implement mqtt tls 1.2.we get following errors..
I get certificate verification error -0x2700...
Hi,
i am using SDK v8 with softdevice v8,using master control panel pc application,added custom service and characteristics to application,problem is characteristics value...
There is the board mark on the chip like n51822CEAAD01350A0, where DO is Build code, 1350 is tracking code(YYMM), A0 is lot code.
My question is how can I get those codes...
I'm trying to debug a randomly occuring Hardfault. In trying to trace down the source I read the CPU registers use the Nordic hardfault_implementation.c which grabs the register...
Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx（the send length is fixed 10 bytes） ...
Dear nordic employee：
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
hi, I am very new to ble and I am trying to download softdevice S110 to my Yunjia NRF51822 board. I am using J LINK connected to my linux PC to download the softdevice to...
Hi：
I used a design with nRF51822-QFAA+BAL-nrf01D3+Pi-network+SMD chip antenna,but it didn t work well.I tested the VDD_PA Pin ,it didn t have a 1.6V voltage(datasheet),that...
Hello,
I am trying to adapt a bootloader from sdk examples to my nRF51822 board without success.
I am able to adapt the example apps from the SDK (I have to change the...
I want to use ble_app_multilink_central example but can't work.
NRF1422
QFACA10
PCA10028
already program softDevice S120 and use Keil C to download ble_app_multilink_central...
I'm trying to use gpreg for state across toggles of nRESET. I thought it was working, but when I tested it on hardware without jtag connected it seemed that gpreg was getting...
Hello,
Finally, after some struggle, I achieved to port the bootloader to s120 V2.1.0 and work just great on a dev. board with nRF51422. But now I have another problem...
Hi, i hope i'm not duplicating any questions, but i couldn't find a similar one.
I worked with other ARM micros in both mbed and Keil before, but i'm new to Nordic Semiconductor...
Hello,
I getting started with nrf51 DK.
I followed with many blogs.
I checked errors, and fixed. And I builded the example 'blinky'
But my nrf51 is not blinked.....
Hi all,
I am doing the PTS and meet some issues here:
Using the SDK 8.0 KB demo with SD8.0;
Do the profile test with PTS dongle and tool, and return errors on...
Hello everybody,
I'm using NRF Beacon (51822) board, sdk 6.1.0.0 and s110, problem is when I enable whitelist and add the Bluetooth address of my phone( 74:51:BA:F7:60:9F...
In my bootloader I'm using sd_flash_page_erase() directly without pstorage.
The flash erase performance is exceedingly slow. It is taking 13.187 seconds to erase 132 pages...
Hello!
We are thinking about creating some devices for Apple HomeKit.
But devices for HomeKit have to go through one thing: Apple certification. And one part of the certification...
Hi
Maybe silly question:
I was wondering: if I cast a pointer to a uint32_t to an array "buff" of uint8_t, what is held in buff[0], MSByte or LSByte?
Or in other words...
Having just upgraded to the Soft Device 6.0.0 and SDK 5.1.0, I can no longer flash my nRF51822 from Keil. I get this in the Keil console:
Load "C:\\Users\\Eliot\\dev\\nrf51_sdk...
Hi,
I'm designing a four layer flex PCB with the nRF51822-CFAC and recommended ST BAL-NRF02D3 balun and PCB trace antenna (not chip). I have a couple of questions.
...
