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...
I write the code base the nRF5_SDK_12.1.0_0d23e2a\examples\ble_peripheral\ble_app_uart
I add some button and led function in it.
and add weight measure mode with HX711,...
Hello World...
I wanna share with my new progress to implement machine learning for nRF51822. Here it is how to make it possible. after questioning to forum that using machine...
hi,
I want to know why app_timer and nrf_drv_timer conflict。App_timer is used to broadcast data。When App_timer time out ,timer1 start.
Cannot broadcast data after initializing...
Hello everyone,
I generate an interruption when an rising edge is detected on one of my I/O.
It seems that the interruption doesn't trigger correctly for an input frequency...
Hi,
(SDK 14.2, S140 V5.0-2.alpha)
I'm working on a ble project that includes to verify mac addresses.
For the Bluetooth SIG specs, when a device has a public adress...
I just update my sdk to 15.0.0, which use the softdevice s132_nrf_6.0.0. but when I try to generate the application package, I found the nrfutil do not give the sd-req code...
Hi,
Where the Firmware is being stored in the flash??
In which address of the flash the firmware is being stored when i flash the code??
In what file type ,the firmware...
Hi.
I am trying to set up a simple Ble beacon on a PCA10040 and a sniffer on another PCA10040.
IDE = Segger Embedded Studio for ARM (This works fine)
The beacon uses...
Hello,
I'm trying to start working with the NRF52832 Dev board for quite some time and can't manage to get anything complex done other than blinking an LED and even that...
We are using a TI AIC audio codec interfacing with the nRF52 over I2S.
The TI codec specifies the following expected clock frequencies for a sample rate of 16KHz and sample...
Hi
We are trying to find a solution to connecting a BLE peripheral to a "preferred" or "primary" central. We are considering having the peripheral connect to multiple centrals...
Hi,
Probably the answer to this question is no, but I can't seem to find any reference in the standard and/or your SDK documentation that proofs that the same relay message...
Hi,
In the Release Notes of SDK 14.2 the following issue (for an emulated NRF52810 project) is mentioned :
*** Known Issues
****************
** BLE **
- When working...
Hi,
Is there any API in Softdevice S132 v5 production to set up advertising extension?
In migration notes of SoftDevice S140 v5 alpha3 I can find annotation:
A new...
I have read the nAN24-13 application note as well as the crystal selection portion of the nRF24LE1 and nRF24LU1 data sheets and I am still undecided about this crystal
https...
