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,
Im having a problem with connecting my phone to nrf DK.
im trying with apps from examples and they work well with HTC one, but my Samsung S6 fails to find device ...
I flashed dual bank ble bootloader from newest SDK (6.1.0) and used it to load my application to chip. I also modified my application (according to instruction here: devzone...
Hi, I have two device. S120 Scanner and S110 Peripheral Device.
At Scanner, I use SDK 9.0.0 and S130 1.0.0, At Peripheral Device, I use SDK 9.0.0 and S110 8.0.0 ..
Scanner...
hello,
I have a custom board which works fine with SoftDevice+Application , but if i Combine a boot loader hex that i complied it doesn't work. But the same ( bootloader...
I found and implemented an example that gives me a decent idea of how to go about polling for data with the UART/FIFO. However this doesn't give any indication of how to use...
Hi.
Trying to set up the Ubuntu development environment for you nRF52 development kit.
I followed this tutorial:
devzone.nordicsemi.com/.../
Stuff done so far:...
I am using the nRF51822 chip. The RAM memory is composed of two blocks (0 and 1) of 8kB each, divided into 4 sections : Call Stack, Heap, Application, and SoftDevice.
If...
Hello,
I have migrated to the latest version of the sdk11. However, I get a nrf error 4 when I call sd_ble_uuid_vs_add. Multiple people on this site have been having this...
I am trying to port blinky_blank (no SoftDevice) to my target and started by creating a custom_board.h header file with correct GPIO pins for the LEDs and duplicating blinky_blank_pca10040...
Can anyone help me reading IO capability in Android? Basically there is a known bug in some Android versions across different manufactures where Android reports wrongly IO...
I want to use chacha20 cypher to encrypt and decrypt a 64 byte message and send it over BLE. I tried using wolfSSL, cifra both of which provides the implementations but there...
Hi,
To measure the transmitted RF power (to reach EN 300 328) we Need some ATT commands to set fix channel and maximal output power. In additional we test the EN 55022...
In this previous discussion on minimizing power consumption on the NRF51-Dongle, it says:
You are using evaluation kit or
development kit and LEDs are connected
on...
