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 see in the SDK 13.0.0 release notes that the NFC type 4 library was updated to "production ready", but I couldn't find a summary of the changes made to the NFC Type 4 library...
So... As I understand it, micro-ECC is a free library that lets you create an ECC private key for signing the SecureDFU that Nordic is using.
The nrf52840 has Cryptocell...
I've put on the stock dfu/bootloader_secure on the nrf52 DK.
I've then create a distribution ZIP and upload a blinky app to the DK. That worked fine.
Then I compiled...
Hi,
I have problem with DFU for 51822xxAB witch has 128kB flash.
I use dual bank bootloader for nrf51422xxAC witch has 256kB flash memory within nrf51822xxAB.
Ofcourse...
I know this might be a dumb question to you all, I am first time doing this sort of work
How to connect Jlink to NRF52? I need to flash a custom built BLE board with new...
I'm running on a nrf51822 chip, using Keil and a JLink Segger programmer. I'm running on SDK 12.2.0 and I believe I was correct in choosing pca 10028 s130 but I'm not 100...
I followed the instruction and installed the latest version of nRFgo 64bit v1.21.2. After installation, I can not find ble-sniffer___SNIFFER.zip at all.
Where can I find...
Hello,
I was able to get SEGGER_RTT_WriteString() to work correctly, however SEGGER_RTT_printf keeps giving me this issue when compiling:
._build\nrf52832_xxaa.axf:...
I am programming a beacon, first I had some problems using sd_ble_gap_adv_start() so I changed to ble_advertising_start() .
Now I have a problem when compiling:
_build...
I'm trying to use the PPK with an nRF51 dev board, and I'm getting this output whenever I try to start the PPK Software:
Checking installed packages
pyside: 1.2.4
pyqtgraph...
I tested a 23byte data transition in iPhone 5s with Softdevice 3.1.0, sdk12.2 .
it is ok. I know that iphone 5s is ble 4.0.
So I thought it would be possible on Android...
How do I set TIMER2 to interrupt every 1 ms?
Sounds like a very basic question, but I haven't succeed. For TIMER1 I can get it working, but for TIMER2 the highest frequecy...
I am using SAADC and reading in 1 analog channel. The data sheet says that scan mode is enabled when 2 or more channels are turned on. What if I am only using 1 channel ?...
Hello, after I program bootloader, sd, application, I did the following command to do read back protection,
nrfjprog --rbp ALL -f NRF51
But, even though I still can...
Is there a way to achieve what bsp_event_to_button_action_assign(button_id, action, event) does but using my own button?
The functions requires a button_id like 0,1,2,3...
