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!
Recently we have noticed that some of our devices has been reporting strange fulgurations on their reported battery level. This is a graph over 24 hours:
When...
Hi I am the evaluation board of nRF52832 (TAIYO YUDEN Evaluation Board) EBSHSNZWZ) is used. I want to use P0.09 and P0.10 of nRF52832 as PIN of GPIO(TWI). It was set according...
Hi,
I'm developing a serialization system with nRF52832 and an application chip. My product is a power-sensitive.
The code of ble_connectivity in nRF5 SDK 17 calls nrf_drv_clock_init...
I've run into an issue with FOTA updates. The issue can be described by the following sequence of events:
A device is completely erased and programmed with a binary image...
Hi,
I am working on programming a bootloader on a NRF52840 DK using a different NRF52840 DK. Currently I have them connected via the debugger and have been successful in...
I am trying to port my build from Eclipse (based on the GCC tool chain) to a KEIL uVision build system.
I am using KEIL ARM Compiler version 6.15. Most of the files compile...
I see many similar questions to this, but I want to double check my understanding.
We have the nRF52840 connected to D-/D+ on a USB Type-C connector. We have a standalone...
Hi all!
I'm using an nRF52833, SDK 17.0.2, s140 softdevice 7.2.0. My design uses a Skyworks SKY66112 amplifier.
I have the pa_lna_assist function that I found here on...
I am running the example:
C:\Nordic\nRF5_SDK_17.0.2_d674dde\examples\dfu\secure_bootloader\pca10040_uart_debug\arm5_no_packs
Everything seems to be working well except...
Can you please provide security manager keypress notification sample program for bot peripheral and central program. I want to know why it is used and what is the main purpose...
Hello Nordic team
I am developing a BT mesh network project, which be implemented by nrf52840. Right now I am designing the node PCB. I want use the No.4 reference circuit...
Hi,
I tried to implement my custom service.
I followed the tutorial from this site: https://github.com/bjornspockeli/custom_ble_service_example
For SDK 15.0 it works...
I'm attempting to connect an SDcard (micro SD) to an nRF52840-DK via a breadboard setup. I'm running Zephyr and it appears that configuration is to be performed via device...
I'm trying to investigate whether I should ditch BLE in favour of Gazell and ShockBurst (to avoid the $8000 Bluetooth.com fee)
I've noticed that Gazell has no entry in the...
Hello,
I've got this Thiny:91 demo working nicely, but what I'd like to do now is only measure RSSI.
Is there firmware to only do this?
Like send AT commands only to...
