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 all,
I try to send a command to read device ID (0x9F) of a micron memory device (N25Q064A) using SPI protocol. I have the following hardware configuration :
NRF_SPI_CLK...
How does the Tx power impact the scanning and connection with a peripheral?
In detail, say if the peripheral can advertise at a Tx power of 4, 0 or -4 dB, then will it...
Hello, dear Nordic employee,
MCU: 51822QFACA1
The using SDK is : SDK 7.2.0
The using SD is : s110_nrf51822_7.3.0_softdevice
There was one device (our product) runing...
Hi,
I am using "nrf5 sdk v11.0" example "ble_ancs_c" for nrf52_DK(PCA10040) .
when i connect to the nrf_device from ios device i am able to pair and connect to ancs client...
Hi,
I'm using the example nRF5_SDK_11/examples/ble_peripheral/ble_app_uart witn a pc10028 board. The central is done on a linux machine with a python program under bluepy...
Hi,
We would like to use the nRF52 in the following way:
BLE communication via S132
button / IRQ to wakeup nRF52 application
put nRF52 to sleep after BLE communication...
As we known,RSSI means Received Signal Strength Indicator,TXPOWER decide the power of output port.How do the two factors combine affect the device work?
Hi I spent a few days on trying to setup a thread external commissioner using Nordic nRF52840 and RaspPi 3 as a border router.
First I realized that border router implementation...
Hi
I'm having major problems implementing current time service client (cts_c). I've run ble_app_cts_c on my device and it works fine. I copied the relevant parts of the...
Bluetooth SIG recently released BLE Mesh standard 1.0. Is nordic mesh compatible with the new released SIG standard?
If not when is it planning to release a SIG compatible...
Hello,
I did used nrf_drv_spis.c (SDK SPI Slave) with nrf_drv_spi.c (SDK SPI Master). And I notice that both module configure SPI MISO line as input without any pull (neither...
Hello,
I am using nrf52832 DK and I would like to use the GPIOs port to debug a couple of signals that I genereate within the MCU.
So far I have configured my GPIOTE...
Dear experts,
I've been playing around with Thread since nRF5 SDK for Thread v0.8.0, cloud_coap_client.
I use your Border Router example with NCP example running on nRF52840_Preview_DevKit...
Hi:
I got an 0x04 no mem error with sd_ble_enable.
But my hardware worked just fine before, so after some tussle I found out that the sd_ble_enable of my working program...
how to set the ble stack ,let the sd_ble_gatts_hvx() send data return more fast,now from i use sd_ble_gatts_hvx() to get the return (BLE_TX_COMPLETE) needed 300ms.
