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 using nrf52832 SoC with s132 device (4.0.2). Device is acting as peripheral, I have set max BLE connection limit to 1. ble_cfg.gap_cfg.role_count_cfg.periph_role_count...
I'm following the migration guide from SDK 14.2 to SDK 15 , and am a little hung up on the new nRFx module.
All the examples in the new SDK use the legacy drivers but the...
I'm using the CR2032 to power up my nrf51822 with LDO setup, it works well in the begining. But when the voltage drops below 2.6V, my phone cannot scan the BLE. Is it little...
What is expected behaviour of s132 device (4.0.2) if peripheral is initialized with periph_role_count=1 and somebody tries to connect when BLE connection is already establsihed...
Hey Guys,
I'm a newbie on BLE development , I'm trying to run the example "examples\ble_peripheral\ble_app_ancs_c" , It works well first time, but it cannot receive the...
I'm using nrf52832 powerd by a 3.6V regulator in a li-ion powered application. And using one of the IOs (P0.05) as the power supply of other circuits.At the same time, using...
Hi
I am having trouble getting the basic BLE_APP_UART up and running. The UART printf() works, but the BLE module (NORDIC_UART) is not visible in all the devices android...
hi,
i am doing a project where i am using central and client model.
i am using nrf52840 as central device and thingy 52 as peripheral device and i am using sdk 14.2.0...
When using make flash on an SDK11 sketch, s132, pca10040, on Ubuntu 18.04, it successfully builds everything until app_uart.c; when it gets to that point, it outputs the following...
Hello,
I would like to test my code on a NRF52832-QFAB chip with 256kB chip to see whether my code fits into the 256kB flash variant.
According to nRF52832 Rev 1 Errata...
hello
i am using segger embedded studio. with nrf52840 and sdk15.
i was working to set the clock using nrf_clock_lf_cfg_t which is defined in nrf_sdm.h .
nrf_sdm.h is...
Dear Sir/Madam,
I am working on a 51822 project which send data to Android App. This project is actually an replacement to an old BLE sensor which is obsolete now. I have...
HI.
I use the peripheral example of SDK15 to implement functions such as uart, spi, and interrupt.
However, if soft device S140 is programmed, then my code is not programmed...
Hello, I am currently writing firmware using NRF52 SDK 11.0 (there are plans to port to SDK 15 eventually, but for now I need to get it running with 11) on Ubuntu 18.04. After...
