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 trying to read data from a temperature sensor, but i'm stuck at the twi read operation. i have already interfaced the sensor with esp32 and is working fine. please...
Hi,
I have a really really dumb question but I will ask ...
Is there any impact regarding the orientation of an IFA antenna?
Everywhere, in all examples, we can see...
Hello everyone,
I'm trying to implement the bootloader from SDK v14.2 on the nRF52840, SD v5.0.0 s132 (using our board and app).
For my testing, I erase the whole flash...
Hi Forum,
i've started the development of an custom service on a nrf51822 with s110.
The Service contains 4 Characteristics where notifications are enabled.
At the...
I have a custom dongle that connects to the PC through a USB-UART chip. It is based on the nRF51822. I have another board based on the nRF52832. This board needs to be able...
Hi,
I am building a device to act as an iBeacon, with other services layered on top. This is based on a Raspberry Pi with a Class 1 USB Bluetooth dongle.
I need to be...
Hi everyone, I'm working on the nrf51822 QFAAH I tried to flash the ble_app_uart example and it didn't work. So I debug it and it stops here
As you can see in the picture...
I am working on app_uart and buttonless_dfu. Although i am getting certain errors which i am unable to counter.
.\_build\nrf52832_xxaa.axf: Error: L6218E: Undefined symbol...
I have 32x64 RGB LED Matrix, and I want to use nrf52 to control it. I got the driver working and I can display everything. It is a time interrupt driven driver, just redraws...
So I just got my nRF52_DK, got everything installed and compiled an uploaded the blinky example. Fine. I had my custom PCB ready, and got the 52832 soldered in straight away...
Hi, I am a newbie to embedded development. I am well versed with java script. I am under the impression nordic allows you to communicate with java script to the development...
Hi, we're using \nRF5_SDK_14.2.0_17b948a\examples\ble_peripheral\ble_app_hids_keyboard to test Pairing/Bonding/whitelist.
After connection, when the central try to read...
Hello,
We have constructed a custom board of nRF52832 via I2C communication with sensor and INT based wake up. Following configuration enable
DCDC Power Enable
Disconnected...
When I was using a master slave integrated host, when I quickly disconnected the connection and then set up the connection immediately, it was found that the original disconnected...
Hello,
is there a simple example for reading out a value? The nRF5 is in this case a BLE peripheral server. The central device should only read one value at a certain time...
