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...
nRF21540
We want to use the nRF21540 FEM to improve BLE range and performance within a building. How does the Tx and Rx amplifier operation coordinate with the BLE SoftDevice...
Hi,
Related to this topic BLE DFU, MCU to MCU (Zephyr), GATT DFU SMP Service Clinet
I would like to know if anyone has any luck in making a SMP client for DFU updates...
I moved to a new computer and reinstalled all the tools and moved my code over. Now, when I compile, I get the following error:
Here is the code from the board definition...
I have an nRF9160DK that I'm trying to get a demo running per this video: https://www.youtube.com/watch?v=rMvW3HXLErk&t=832s
The board label says PCA10090, 0.8.5, 2019...
I had used ble_advertising_advdata_update function to update my scan response data in ibeacon by getting error as mentioned below:
.\_build\nrf52832_xxaa.axf: Error: L6218E...
I'm trying to get basic i2c code working on my Nordic nFR9160DK board. I'm new to the platform and have been doing a lot of reading and searching through examples. Through...
Hi
In order to work on never zephyr version I have tried updating my ncs v1.7.1 folder to origin/main with:
git fetch origin git checkout origin/main west update
After...
Hi,
Does the ratio of gain error and offset error change when the ADC gain is changed?
For example, if the gain is 1 and the gain error is 4% and the offset error is...
Hello!
I am wondering what the At command %XDATAPRFL does? It says that it sets the application data profile but i couldnt find any info about what this really means....
Hello there,
I'm working on a "handsfree" audio guide for a museum application. Right now I'm exploring BLE to trigger the audio files based on the received signal strength...
Hi
My problem with SES are:
Variables are almost impossible to watch or view in memory, It's a lottery basically.
The other thing that bothers me is no code folding...
Hello!
I have an self developed hardware which has an NRF51422QFAB (the shematic writes 51822, but it is pin compatible). I would like to program it, but I can not. :...
How do I cancel ucb_cdc_acm_read?
What I want to do is if a timeout occurs, and APP_USBD_CDC_ACM_USER_EVT_RX_DONE has not been triggered, then I should be able to cancel...
We have 3 devices , 1 central-peripheral and the other 2 peripheral devices (client), all nrf52840 custom board. The central-peripheral device should scan and connect the...
