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...
Hi,
I am porting a NCI (Nfc Controller Interface) driver to the nRF52. One of the things I am struggling with is that, when reading from the device, the amount of data...
At first i have tried the simple uart code from nRF52 where i could send the AT commands properly and UART communication works fine between nRF52 and GPRS module.
Next...
I use a development board with nrf52832 xxaa, BLE demo from SDK works. But I created own board but with nrf52832 xxab(less ROM and RAM) and changed configuration in IAR project...
Hi,
I want to use hardware ECB encryption and decryption in 52840.I had tested the demo from nRF5_SDK_13.1.0\examples\crypto\nrf_cc310\aes\pca10056 . However,i can't find...
When using the APP_TIMER in SDK14 I am having a problem with the application stopping.
I was using the APP_TIMER to flash LEDs and watch for timeouts in SDK13. when porting...
in the sdk_config.h there are plenty of definitions, where "31" is used as a non-valid PIN value
This is destructive if you want to use p0.31
For example:
If one uses...
Hello. I want to use the same pin on nrf52832 for wake up and system off, however I have some issues, like sometimes it doesn't wake up or it is needed to press button few...
When I use sdk14.2 nRF52810 ble_nus_string_send to send data to a mobile phone android, the first connection is no problem, but disconnected again after connecting problems...
Edit: I'm using the softdevice S110, 8.0.0, Nrf51822 chip, Keil uv5.12
Edit #2: Added more detail and revised certain description.
What's the problem?
My program...
Dear partner,
1) Our custmer want the spec of S140, I cann't find that on the inforcenter. can you give me one?
2) By the way i want to know where is my mypage case...
I want to have every node carry a copy of the sensor data in every other node and pass these around on update.
Should I use ANT FIT or FS? What makes mores sense?
As the...
Hello,
How can I detect how much RAM is still free on the heap during runtime, without a debugger attached, just from within the application?
Cheers
Trax
Hi
Can nRF52840 PDK support UART buad rate 921600/1000000 correctly?
I am testing UART with below example for our product development:
nRF5_SDK_14.2.0_17b948a\examples...
Hello, I have problem during dfu otau over ble connection. I use linux version of the nrfutil - my OS version is Linux-4.9.0-3-amd64-x86_64-with-debian-9.1 In some cases i...
I am trying to enable SPI in spi_config.h but SPI3 is missing for the nRF52840.
I need DCX functionality, and from the OPS for nRF52840 it looks like it is only SPI3 that...