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...
Dear Nordic expert,
I'm using nRF52840 as central with SDK 16.0.0.
I establish a connection with a peripheral (phone) and then I need to drop the connection. I set a timer...
Hi, everyone on the community
When using the BLE_APP_UART example, the serial port sends a packet of data to the mobile phone every 10ms, resulting in the device disconnecting...
I want to have a very stripped down version of the cat-tracker-app that just deals with settings, so I can import what is useful to an existing web application. I am new to...
I have succesfully got extended advertising working using the nRF SDK on the nRF52 DK, however I haven't been able to assign it a 128 bit service guid.
Setup:
The device...
Hi,
I want to add DFU to our board running SDK11 S130 but facing some problems.
I followed the instructions on infocenter, and started with ble_app_hrs example (from here...
hello,
i am using nrf52840 with our cutomised board and trying to achieve long range using coded phy and using that long range demo example as base i have sucessfully changed...
Hi All, I try to run the example GFX in sdk 17.02.
I wired the TFT :
---VCC ------------------ +3V ---GND ------------------ GND ---CS -------------------- P1.09 --...
Hello ,
NRF52840
sdk 15.2
In my application using ble central example in nrf52840 , i am able to write data in led characteristics and getting notification on HVX using...
Hi, I have tried to add support for BOS descriptor by appending a custom class generated from the Dummy example. The "main" class is the HID generic class, but with the NRF...
Hello
I only used PWM_library, but this is my first time using PWM_driver. Simply controlling the duty cycle of multiple channels has been successful, but I am not sure...
A little backgroud for my project. The goal of the project is to be able to identify the proximity of beaconing devices in an area to a specific observer which then reports...
Hi, Below is the mapping of RAM on the 840 from the infocenter. We want to utilize the functionality to turn off unused RAM (via sd_power_ram_power_clr), but we see that if...
I am using SoftDevice s140v6.1.1. The behavior is I was able to program nRF52840 through JTAG without any issue. I am checking out the OTA firmware update feature and nRFConnect...
Hello Everyone,
I am developing one product using nRF52840 MCU, in this project my master controller is nRF52840 MCU and the host is STM-based MCU.
My goal is to make...
Hi,
I am configuring a test software to generate CW signals at channel 0, 19 and 39. Currently I'm using the nRF52840dk, later a custom board. The channel number is calculated...
