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 All!
I use WAKE UP event from G-SENSOR on some GPIO to wake up the MCU on motion detected.
But sometimes ( ~1% ) the event does not occur for unknown reason until RESET...
Hi,
I want to have 2 SPI slaves on the same bus.
I saw in other posts that in the past it was not supported by the spi driver and that i should use NRF_DRV_SPI_PIN_NOT_USED...
What will be the real time effect if we give high value to Tx rather than keeping default Tx value as '0' ? Will it increase signal range?
Regards,
Ashiq Mohammed
I need nRF connect & toolbox on my iphone to do evaluation.
There is nRF toolbox, nRF Beacons but no nRF connet in App store.
Where can I find nRF connect ?
thanks ...
Hi.
Why longer advertising data destroy device ?
When I set length of advertising data to 20bytes in advertising_init(), device will crash and I can't download new firmware...
Hello,
The sd_softdevice_enable returns 8 (captured with my jlink probe), how can I investigate please ?
Configuration:
SDK 15.0.0, SD_132_6.0.0 with bootloader
In my application, I use the peer manager that has called the fds_init function, should I call it again if I want to use the fds to store my data. Will the peer manager use...
Hello Everyone,
I am using Nordic's Power Profiler Kit to estimate the current consumption of an external board. I have been able to configure it properly and getting results...
On nrf52840 I get a current of ~10 uA while sleeping. At the moment I don't run any code and don't start up the softdevice. I go directly to sleep with __WFE(). The result...
Hi All!
Faced with big problem with SCANNING procedure (nRF52840)
We have a BLE network : one CENTRAL and up to 6 PERIPHERALs can be connected simultaneously to the CENTRAL...
I want to detect high to low transitions on 28 GPIO independently. I've read in other posts you can configure 4 pin interrupts or a port interrupt for all pins, but I'm not...
Hello,
I am currently experiencing some problems, when i try using RTT output and the internal clock.
When using an external crystal, everything is working.
The following...
I am working on Ble tutorial of serivces, In step1 they mentioned to declare m_our_service of type ble_os_t. how can I declare that ?I am not sure to consider m_our_service...
Hello
I have been trying to use this repository: https://github.com/NordicPlayground/nrf51-ADC-examples and upon building, i get several errors due to certain header files...