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....
Is there any issue in sending a value on a character in button_event_handler? When i tried it disconnection is happening.Am not using button service , just using...
When running the makefiles found in the esb/gcc_rx and esb/gcc_tx folders I get the following errors:
base:gcc_tx jnoble$ make
mkdir _build
"/Users/jnoble/hardware/nrf51822...
I have trouble compiling successfully even the simplest of example codes for the nRF51822 with the Keil MDK-ARM toolchain (v5).
For example, for the "blinky" project, I...
I have ported the example ble_app_beacon from sdk 7.2.0 for use with nrf51422_xxaa and softdevice s310 (v.2.00).
In the function ble_stack_init() there is a call to the...
Hello everyone,
I have two doubts related to pca10001 board:
What is the maximum amount of current
that can be pulled from a single GPIO
pin?
Does the...
Hello,
I just received new rev.3 nrf51822 chips, so I am migrating with my project to newest SDK version.
I installed Keil5 with that smart run-time environment manager...
I would like to send the current status of the battery as a beacon.
ADC and a few resistors and what do I need?
I am currently using nrf51822.
I know nrf51822 to...
I'm trying to port my old project to the newer soft device and SDK (v8.0.0) and just ran into an issue where the app_timer_event_t seems to no longer be defined. My previous...
Hello,
I would like to do an communication between Arduino and Android platform.
In my case, Android will be master.
But I want also test between 2 Arduino with an Bluetooth...
Is there a UART version of the DFU example that is provided with the new SoftDevice 7.0?
If not how to go about modifying the BLE DFU example to be able to handle UART...
Hi, I made a beacon board only have button and leds. The version of chip is nRF51822-QFAA G0. I used the precompiled hex file in the nRF518222 Beacon v1.1.0. After I download...
Hi,
I am trying to debug a custom PCB for the NRF51822 - I can run a modified version of the HRS application (S110) that has been verified on the PCA10004. The LF clock...
hello, my name is alessio and i'm italian. I have got a problem with "RFduino" and the "pulse sensor amped" ( heart rate) .
I downloaded the library of the sensor in the...
Hi,
I have a few questions about the SPI master module. I'm using it for an application that basically needs to be gapless. After quite a bit of work, I've gotten it to work...
Hi, I am evaluating the nRF51822 for an ultra low power energy harvesting application.
I measured the time from power-on (VDD applied) to code exectution (GPIO toggle)...
