Hi,
When creating and adding an characteristic to service, what the meaning and difference between these two variables:
attr_char_value.init_len
attr_char_value.max_len...
Hi all,
I have compiled the ble_app_hids_keyboard example for a nRF52832 on a Laird DVK-BL652 breakout board.
I have a tablet running android 5.1.1 and the nordic nRFConnect...
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...
Hello all,
Just to note any versions that need saying, I am using
SD 110, V8
The 10.0 SDK, freshly unzipped
The dual bank BLE bootloader, unmodified
Arm...
I was looking at this PA/LNA example: here . I noticed something I'm not sure about, so I was hoping someone could shed some light on this.
In the diagram shown in the...
I've been working on a project, which requires data transmitted through ble to cell phone app. The user could acquire the data from the sensor when he sends a specific string...
Hi
We use the NRF51 in a mesh sensor network. We noticed in a trailer suited for cold chain transport (double metal walls with thermal isolation between) that the radio...
Hi,
I have problem with ble_nus_c.c in SDK v11...
Normal operation is:
Connecting to target 57E19A190FDF
Connected to target
[DB]: Starting discovery of service...
When I used the demo of ble_app_hrs_rscs_relay,I cannot write the bonding information to the flash.
I connect to the board by my phone.I cannot find the information about...
what I am basically trying to do is only allow a single bond and any new bonds disallowed until the user selects and option to allow a new bond and then and only then delete...
If I have 10 slaves and one master in a bluetooth low energy network, and the connection interval for all 10 slaves are set to 7.5ms, how would the master manage this?
...
I intend to use RC oscillator instead of external crystal oscillator .
I modified code :
from
SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, NULL);
to
SOFTDEVICE_HANDLER_INIT...
Hi,
I want to identify different kinds of center in a device product. So I have 2 questiones:
1) Can a center (running S120) set its own name?
2) Can a device (running...
HI,ALL
There are such statement in the CORE SPEC 4.2
"
If the Link Layer connection supervision timer reaches 6 * connInterval before
the connection is established...
Hello, i develop with nrf51 recently. There are a lot of examples that helps me, some of them i repeated, now i can make a lot of interested things. I also read this forum...
Hi,
I am programming the NRF51-DK on mbed compiler. I have compiled some code below for using an analog to digital converter. I was able to print a voltage measurement...
HI,
I am facing some serious issue in 51822. It consumes more power than 51422 on a same custom board. I am using same software for both with s130. Surprisingly the 51422...
