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...
Hello.
For My personal project , i would like to develop a buttonless OTA DFU on my Red Bear Nano V2 (Based on nRF52832 SoC Chip) . Im using the SDK11 and i have folloawed...
I'm trying to add RTT support into the secure BLE bootloader to get debug logs, but after adding the files it's consuming too much flash:
Is there any way to fit RTT support...
Hello,
I tried copying code from twi_sensor example to ble_app_uart and got this error:
Error[Li005]: no definition for "nrf_drv_twi_init" [referenced from W:\MODIFIED_SDK_13...
It takes time for fs_event_handler to be called back after nrf_fstorage_erase is executed. In SDK13.1.0, it didn't take much time, but in SDK15.3.0 takes time to be called...
Hey,
I am using nRF52840-DK and SDK 15.2 and working on 802.15.4. The transmitter is sending beacons at an interval of 2sec. The receiver is scanning the network for beacons...
It seems that the GPS is more inclined to give a fix faster when the trigger defined has type GPS_TRIG_FIX set than if the trigger type is GPS_TRIG_DATA_READY. Is this the...
I am working with a custom board and the nRF52840. I have been able to program various hex files to the Nordic chip on this board using SWD and an official Segger JLink device...
I am using the nRF51822 Development kit USB dongle to try to sniff a BLE connection between two other devices. I have installed Wireshark, flashed the firmware onto the dongle...
Hi,
Couple of questions:
- I'm finding that querying the Modem clock with AT+CCLK? always returns the network time the instant after it has registered with the LTE network...
How to increase the sig sensor model to have the data of the incoming sensor, why the development difficulty is so high. How do officials treat developers as enemies.It was...
I have troble when try to change custom service to Environment Sensing Service in this sample
https://github.com/maidenone/custom_ble_service_example
I used the sample...
hi,
I have some questions from test ble speaker (ex: JBL, Sony) or Air Pods.
First of all, I use two iphones to bond one airpods or ble speaker. (Below let me call two...
Hi,
Our application includes implementation of capacitive touch sensor through SAADC.I should initially wake up device from system off mode.Using SAADC is it possible to...
I found on GitHub an nrf52832 Bluetooth course, can I use it to learn how to use the nrf52840 DK? Currently, I am having some issues on learning how the use the nrf52840 DK...
