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,
The SUPL Client library version 0.6.1 still links to the old BSD Libary, and will give a link failure, when building any application with SUPL Support
CMakeLists.txt...
Hello,
I am working to verify custom services on my device using nRF52 dev kit.
I am using HR collector example code as reference. I am able to read the custom service...
Hi,
I am trying to add the beacon Eddystone features to my DFU buttonless application.
After compiling the code, I wrote the softdevice, the bootloader and the application...
I am integrating a sensor on SPI 1 with cellular but device get stuck in CPU idle when first transaction of SPI is made?
I am using nrf9160dk_nrf9160ns as board configuration...
Starting with the dev kit, where I get correct behavior. First, I make sure the RESETREAS register is all zeros. I do this like so: NRF_POWER->RESETREAS = 0xFFFFFFFF; while...
Hello,
I am using nrf9160 and want to test the just simple SPI function. The code that I found from github( https://github.com/Rallare/fw-nrfconnect-nrf/tree/nrf9160_samples...
Is there a way to set duty cycle before app_pwm_enable(&PWM1) call ?
Or some other simple way to switch on and off a passive buzzer signal without every time at off/on cycle...
Hi:
We're working with a 3rd party testing agency for our product that is using SDK 11 with S132 Softdevice 2.0.0.
If I understand correctly, the SDK allows up to 6 transmit...
I am trying to implement a system / integration test of a BLE device.
I would like to use the nRF52840-Dongle in my PC and use the PC-BLE-Driver for Cpp as the Central....
As you could see from the below image, the SCL signal at 400kHz is NOT a good square wave.
1) Why & how to solve it, please?
2) Also, why SCL is between 0.4V to V_DD=3...
I am now pulling my hair out with these drivers ... I'm trying to do what I think is the right thing and use the new nrfx drivers, but it's really not easy.
So this started...
Hi, I am using Zephyr's BLE for transmission In the peripheral, I record the time when I send the notify to cental (start time) Then when I received the central write_without_response...
Hello,
I have a peripheral that is connected to nRF52832 using I2C, in which I want to send some file to its memory. However, for sending this file, I need to stream it...
I have an existing BLE project that works as a mesh but does not use nRF SDK for Mesh. Using sdk 17.0.2, s140 7.2.0 on nrf52840s and visualGDB.
It works well for most clients...
Hi, I want to evaluate my anttena design. I have tuned it. With the dongle I can scan the air for radio signals, I see then my Wifi and I see the BLE radio of my board. Now...
