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'm following the Custom BLE Service Example , and using:
Segger Embedded Studio Release 3.34a
macOS 10.13.4 (aka High Sierra)
nRF52 DK (PCA10040, nRF52832)
nRF5_SDK_15...
Hi,
I am investigating an alternative to an implantable device that currently uses NFC.
The device range would only be about 3m and the data would only be transmitted...
this packet is capture by wireshark .I use nrf51822 and sdk12.3 connect Balance car,but the packet not have LL_VERSION_IND, LL_FEATRUE_REQ、and LL_Connect_UPDATA_REQ these...
Dear Nordic Team,
Thanks for supporting.
now i am workwith secure dfu. I followed this link https://devzone.nordicsemi.com/b/blog/posts/getting-started-with-nordics-secure...
hello
I am just starting to use the nrf52832 .
I design the PCB with nrf52832 and want to load the softdevice.The nrf go studio can not detect the nrf52832, but the keil...
I was facing some issues getting PWM peripheral work on my custom nRF52840 board. And then I tried the pwm output on P0.08 instead of P0.06 and the signal came out just fine...
We're developing a new device for a regulated market (medical). As such, we need to have control on what third-party software we're using, and how it is working. While starting...
I wanna implement this code for the app inventor, but there was several problem here. I can't use array or index for developing my trapezoidal method.. like this..
code...
Hi All,
We have build a BLE beacon device based on the nrf52 chip. The device works fine but we would like to get a finer control over the TX power since it is used for...
compiled nRF5_SDK_15.0.0_a53641a\examples\ble_peripheral\ble_app_rscs example but will fail on adding chararteristics in char_add() setup: SEGGER Embedded Studio for ARM Release...
Hi guys,
I am trying to use a TM2001 amplifier ( Taiwan Microelectronics, google returns the PDF) to amplify the signal from an nRF24L01P.
The TM2001 seems to accept a...
Hi.
I want to create Bluetooth mesh network and I need that each of device at first must be provisionee, but if in a minute it hasn't been added in a network by provisioner...
Hi
I was designing a custom board for nrf52832. The 32MHZ crsytal mentioned in the refrence design of nrf52832 is not available on digi key. So I am ordering the below given...
Hello,
I have a string data and I want to get a part of it which start for example with "hello" and I want to get 20 characters after "hello".
(for more details I'm using...
