why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)?
Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...
Hi,
I am using Keil IDE to develop nRF51822 project.
in main(), the command line
APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE);
has Error : L6218E...
Hello,
I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
I have tried a lot but my DK wont enter in Bootloader mode, or atleast the Bootloader folder does not show up in my Windows 7 machine. I am able to do that comfortably with...
I am trying to program the nRF52840 Dongle with the HEX file according to "Programming the nRF52840 Dongle". The dongle is connected to USB port and the LD2 is pulsing red...
On IN141 Informational Notice v1.1 changes for nRF52840 to revision 3 (build code Fx0) are presented.
One of the changes is "New (optional) filter coefficients for pulse...
Hi all,
I am currently developing audio sampling on a custom board using the nrf52832. I'd like to sample at 20khz and am using the nrfxlib driver for this ( https://github...
Hi everone!
I am developing with SDK17.0.2 and using the nordic NUS peripheral example.
I am seeing a strange effect:
I am connecting from an android mobile and when...
I have developed my own flash management module that has been working fine for a long time.
Today, for the first time, I'm trying to write to flash from within a timer,...
We are using adp536x to turn on/off the 3.3 V source as to determine the usage of a specific water valve. Unfortunately, whenever we have a circuit connected and turn the...
Hi,
We are starting a process to certify our nR51822 based product for use in the UK, with accordance to new UK regulations
Has there already been a process to certify...
Hi.
I would like to make an app for communicare with a can device. I see that the chip mcp2515 is a popular one .So i purchsed some dev boards with this chip. One of them...
Hello,
I have a question concerning the decryption of a 90 byte AES CTR ciphertext with a given 16 byte key and 12 byte IV (=8 byte nonce, 4 byte counter).
I've tried...
Hi,
I used the nRF Programmer included in nRF Connect to flash the custom PCB. After the update to 2.0.0 J-link is no longer detected under devices. Could you help with...
I was flashing nRF51822 used ST-link, with file hex from SDK example, so now i want flashing a different .hex. How can i do that? I try do like before but I CAN'T
I'm trying to dynamically allocate some data, send it over NUS, and then free it, but I'm not sure when the SoftDevice is done with it and it's safe to free. Would the following...
Launched nRF Connect for Desktop this morning (v3.7.0) and was prompted that an update was available. Performed the update as well as child packages. PPK was updated as a...
