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,
After looking around it seems like the I2C example that used to be in the older SDK is currently not available anymore. I was wondering if it was replaced with anything...
currently, i am designing a wearable device using nrf52 as core soc. i just found that the nrf52 has two internal regulators, ldo and dcdc converter. in my case, the input...
I'm using a nRF51822 with 256KB flash and 16KB RAM, SoftDevice v5.2.1, uVision 4.71.2.0
I can compile and run the heart rate sensor, and it will become detected by mastercontrolpanel...
Hi,
I changed the chip from 16K RAM to 32K RAM. But seems the soft device report the below error when I use more then 16K address.
Error! Line: 0290, File: src\host_core...
Hello,
I'm interested to port a scatternet tree protocol but I'm not sure about that Gazell can support all.
My mandatory items are :
Each node can send or receive...
When trying to merge the Bootloader, Application, Softdevice 8.0 together I keep getting the error
"ERROR: The hex files cannot be merged since there are conflicts"
(happens...
I'm using keil nrf example ble_app_uart_s110_pca10028. I need to convert it for NRF51822_xaa.
I was able to create a new target and edit target settings for the NRF51822_xxaa...
I try to use hcidump, capture CSR dongle on ubuntu14.4.
I can find SDK8.1.1 s110 keypad demo create connection fail.
HCI Event: Command Complete (0x0e) plen 4
LE Set...
This post is not a question but a result of my analysis and so a answer to the above problem.
I tried both the Simple Uart Example from the Sdk 6.0.0 (Uart without interrupt...
Hello,
did someone made Altium footprint for J-Link Needle Adapter or managed to find it?
www.segger.com/.../J-Link_Needle_Adapter.pdf
I am planning to make PCB using...
Thanks to this post we can find USB port number of all segger devices connected.
But, as commented:
If I have both the dongle and the dev
kit (plugged to the PC...
Hi all
We use an external 32MHz crystal for the nRF51822 and set the register NRF_CLOCK->XTALFREQ to 0xFFFFFF00 according the reference manual V3.0, chapter 13.3. Afterwards...
I work solely under linux so need tool to generate init packet for DFU.
Is there existing tool/script for that under linux ?
(or plan for next sdk)
Thanks
Hello,
I want to send some data via the radio and then turn the radio to receive data. For the receiving, I need to setup a timeout. I would like to keep the timeout as small...
Hi, at the moment I'm learning about NFC and I don't know much about it. But I have question. Is it possible to use nrf52 NFC only for Bluetooth pairing purpose or can I use...
