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 Support,
Processor: nRF52840 / S140 soft device / SDK 15.3.0
I have a question about the use of the HFCLK in relation to the soft device. Our board has both...
Take a look at a following code
void fmc_serial_rx_cb(const uint8_t* p_data, uint32_t length)
{ __LOG(LOG_SRC_APP, LOG_LEVEL_INFO,"\n-------------SERIAL RECIEVED : %s...
I am new to softdevices so please bear with me for long list of questions.
I am evaluating SDK15.2.0 examples one-by-one. I came across eddystone example (ble_app_eddystone...
Hi!
In older SDK (15.0) has been present NRF_ESB_BUGFIX_TIMER and it initialization. Now (SDK 15.2/15.3) defines this macro but not use it. Is it bug or obsolete code?
Hello Nordic Team,
I followed the tutorial as you say( https://devzone.nordicsemi.com/tutorials/b/getting-started/posts/nrf52840-dongle-programming-tutorial ). But when...
dear all,
I'm a newbie on blue tooth low energy development, I have some really basic questions that I hope someone could answer, thank you very much in advance!
what...
Hello,
trying to bring up the new nRF91 dk with default firmware.
Registered the eSIM. Switch sequence followed when LED 3 and 4 starts blinking, but get the devices list...
Hi I have central device which has array of MAC address to connect.
when i see the structure of sd_ble_gap_connect() i cannot pass a uint8_t addr[5] as input.
so i tried...
SDK v11.0 & NRF51822 QFAC
I encountered a problem. In the process of pstorage processing flash data, a serial port interrupt came in, resulting in a system reset.
I used...
Hi,
I have discovered a (rare) problem where the S132 stack get stuck in connected state when it is not actually connected anymore.
This behavior was first reported by...
Hi,
SDK - nRF5_SDK_15.2.0_9412b96
HW - nRF52840 connectivity chip, other controller for application chip
We are tried to port serialization application on other than...
HW - nRF52840
SDK - nRF5_SDK_15.2.0_9412b96
We are running connectivity example in nRF52840 and connected UART with serialization application over UART which is different...
First proof-of-concept super-simple nRF51 board. When we load software onto this board, will we have to tailor or configure the software to bypass or disable any functionality...
Our application is similar to a wireless keyboard. The events are very sparse but we need low latency (~50ms). If I understood correctly, BLE is a synchronous protocol, meaning...
