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...
My Environment
Nrf52840
SDK : nrf51_15.0.0
soft device : s140
Target : Scanner (central)
I am trying to set GAP parameter for listening single channel that is...
i use sdk14.2 52832 i use uart
UART0_CONFIG_USE_EASY_DMA =1 consumption ~2.1mA
UART0_CONFIG_USE_EASY_DMA =0 consumption ~650uA
Is this a normal phenomenon, is it true...
Hi,
I have a Development and Evaluation board by Waveshare and i have a nRF51822 board. I have downloaded the nRFgo studio and i have used a USB to UART board and connected...
Hi
I am developing an application where nrf52 acts as a BLE central
Specifications requires that this node should connect to a peripheral with a specified name, obviously...
I have 2 services are running using 16 bit UUIDs and now I am adding another service using our_service.c and our_service.h files but my program is crashing and leading to...
Hi Everyone,
I want to use the QSPI protocol to write data into the external 64Mb of Flash memory provided onboard of nrf52840 PDK.
I am able to run the QSPI example alone...
Sorry Nordic engineers , I'm asking urgently , goods need to come out quickly
chip：nRF52810
SDK：nRF5_SDK_15.0.0_a53641a
examples：ble_peripheral \ ble_app_uart
external...
The iOS source code located here github.com/.../IOS-nRF-Toolbox does not build.
I'm trying the debug the app code in Xcode but there are missing files:
"nRF Toolbox...
The production line is waiting ， I'm sorry to ask that it's urgent
This debug tools display nRF52810 UART Tx is Successful
If I add the code
case APP_UART_TX_EMPTY...
I am attempting to add DFU capability to an nRF52 based product but have run into an issue. I was able to successfully build the boot loader and flash it to the device. I...
Hello,
I am trying to make my own model and I'm using the simple on-off model as a guide, but,
I have some confusion for the function signatures of the callbacks for the...
Hi,
We are planing to use N52832 to design a product using BLE secure feature. Our customer want to know whether the key exchaning procedure is using ECDH (P-256 elliptic...
I've looked at how other projects handle sending large amounts of data and they all use a derivative of the TX/RX scheme that is used in the image transfer demo. The Peripheral...
I'm currently working an nRF52 using SDK 14.1 and Softdevice 5.0.0
We're having a problem where the microcontroller is crashing after a few days for seemingly no reason...
