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,
Greetings!
I want to use GPIO P1.07 & P1.05, which are specific Standard Drive,Low Frequency pins.
I used these same gpio pins in SPI peripheral example and...
I have written several health device peripheral simulations on the pc using Visual Studio and the pc-ble-driver. There are a few bugs in the driver, but basically it works...
Hi All,
I am trying to get this example NRF_SDK\nRF5_SDK_16.0.0_98a08e2\examples\peripheral\usbd_cdc_acm, working on a custom board,using a BMD-340, The only changes I have...
I have a lot of issues when switch to using nrf52820.
all saadc module seems removed from the sdk, or forget to add to nrf52820.
when using softdevice, get a log of...
Dear,
When I click the "F5" key for debugging after complete compile, it requests some files as below.
Could you let me know why it requests and how to fix it?
hi. I use sdk16 and ble sample like kb or mouse. i want to save some data in ic. with flash_fstorage.
i see flash_fstorage example .it can use SOFTDEVICE_PRESENT for save...
Hello,
I am trying to find a way to upload the certificate automatically from the main.c file instead of uploading them to LINK monitor. Is there a command in nrf project...
I have a known working distribution (ZIP) file that when flashed onto a device, correctly goes into the application and is able to do buttonless DFU. This was left behind...
hi all:
NRFSDK_16. I want to get timestamp from rtc,but my device need run with low power,so when the device in idle mode(no user use),will put it in system off mode.
...
Hi, Nordic,
I have the follow questions in the nRF5_SDK_17.0.0_9d13099
1. Why in the Demo ble_app_multirole_lesc remove the BLE_GAP_EVT_LESC_DHKEY_REQUEST's process as...
Like --insecure option in the curl command, i want to skip certificate validation when make a https connection to server, so i have checked all http files in zephyr and there...
Hi everyone,
I am new to programming on such an embedded device(NRF52840DK). I met a problem recently of how to set up the PIN on the board to connect with the LPS22HB sensor...
According to the doc; * This function will block until the temperature measurement is done. * It takes around 50 us from call to return.
Instead I'd like to return the value...
Hi,
I’m developing an application using the SDK V16 , the nRF52DK (52832) as central, and a couple of Sparkfun nRF52832 breakout boards as peripherals (both peripherals...
Hi everyone!
I am trying to implement the OTA - DFU in my project. I have my own board with a nrF52832 chip.
The project was build using SDK 13.0.0 and softdevice s132...
