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...
Hi,
I am working on a project. we want to get data over BLE in dongle and send them to PC using USB since it has more speed. for the first step, I want to program the nRF...
Hi,
at the description of the function : app_timer_start
The parameter "timeout_ticks" has a minimum value, what about the maximum value? in other words can we use this...
Hello. I'm researches the power consumption in System Off mode for nRF52810 chip. I use the next code to enter to System Off:
Chip is goes to System Off and average consumption...
Hi Nordic,
We have done some research on the DHT22 and the results showed that this sensor has excellent performance. Sadly it appears that neither the nRF9160 nor Zephyr...
Dear Nordic Team,
We have a problem in our project with custom PCB regarding DFU. It happens in most of our prototypes, but on some devices it doesn't happen.
Below...
I would like to self-provision my smartphone. Do you know how can I do this?
Then, I read that a smartphone must connect to a proxy via GATT bearer (hence a connection)...
I am new to nRF SDK. I am starting development for my nrf52810 based board. I am using blinky example from nRF5 SDK. I am using nRF52 DK board to flash and debug my nRF52810...
In our setup we are sending one CoAP message every hour. The transmission is set to be done at hh:00. Downstream communication is only required as a response to the upstream...
Hi, My name is Philex Fan who is a researcher working in academia. I am working with a group of researcher to develop biomedical device that can get brainwave signals and...
Hi!
This tutorial is just for current > Measuring current . I want the same for latency with code.
I'm working with two nrf5340 for Bluetooth low energy and I want to...
Dear Community,
From a provisioner, I want to get the MAC address of a device (provisionee) during the provisioning process. Is there an example somewhere in the forum please...
Hello,
I am using nrf52805 processor, nrf sdk v16.0.0 and Segger embedded studio. My board communicates with a temperature sensor over I2C. The software is working without...
Hi all,
I am working on a ble5 beacon with ecdsa signature. I would like to use mobile to verify my message. As I see that the crypto ecdsa example use raw key and generate...
I have developed an APP using SDK 15 (both BL and APP) updating Bootloader and APP which is working fine.
I have developed same app using SDK 17.0.2 (both BL and APP)
...
Hi, I know this topic has been up in several posts before, usually ends with, buy a LitePoint or Anritsu.
Assuming you want to do a poor mans measurement setup, just relying...
