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...
Hello everyone. I want to turn the LED on and off with the push button, if I want to hold it down after 3 seconds the LED will turn off, if it has been pressed for less than...
Hello
I am trying to port a custom project for nRF52840 from Keil to Segger Embedded Studio -uVision V5.33.0.0 -Armcc V5.06 update 7 (960) -SDK 15.2.0 -Device Familly...
SDK version: SDK17.0
We have low received radio message count with open USB CDC compared to when it is closed.
The low rx varies from 20% to 50%.
USB open = screen...
Hello!
what command should I send via BLE to disable the pressure, gas, and light/color intensity sensor?
In this documentation: nordicsemiconductor.github.io/.../firmware_architecture...
Hello
Assuming I set FDS_CRC_CHECK_ON_WRITE flag in sdk_config to 1, where do i get a notification that somthing went rong? I probably miss something but I need to clarify...
I'm using nRF52 DK BLE.
In the code, I used the following code to set the Tx Power = +4dBm.
On my HUAWEI Android phone, I use the nRF Connect app to see the RSSI. My...
To test the example, I downloaded the project through the following path.
https://github.com/NordicPlayground/nRF52-ADC-examples
I get an error like an image. What should...
Hi!
Hope you are doing well!
I am developing a BLE device and right now I want the device be able to auto reconnect to the phone.
e.g. The user leave home with...
Hello
SDK = ver 17
DK = nRF52
Using Peer manager for writing peer data in flash and FDS to store app settings in flash.
1. They both share the same spcase in flash...
Hi,
We are in the middle of product certification, right now with BT SIG testing. Unfortunately we got stuck right away since the test house cant configure the device...
NRF52832
SDK 17.0.2
SoftDevice 132
I am connecting with telnet to an exposed RTT port to see the logs. I adjusted sdk_config.h to use RTT instead of UART logging. The...
Question 1:
The nRF9160 datasheet V2.0 claims the sensitivity is: CATM=-108dBm (mid band); NBIOT=-114dBm (mid band).
However when the unit connects, we get a printout...
So in the MQTT example the following function is used to write the CA certificate to the modem so a TLS connection can be setup.
In our code/TLS setup we want to use Client...
