This question has to do with the observed "recursivity" of the calls to "app_sched_execute" in SDK13 as described in the previously asked question below:
devzone.nordicsemi...
hi.
How do i do ble_app beacon advertisement to one device(Android phone) whose bluetooth address is known ?? I want that beacons should only be seen in nrf_connect app of...
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...
We're disabling pending FPU exceptions and clearing pending FPU IRQs before calling sd_app_evt_wait(), as per a few references:
https://infocenter.nordicsemi.com/index.jsp...
Dear NordicSemi engineer:
I want to connect to a peripheral device using a modified ble_app_uart_c.The information of the peripheral device is below:
How can I connect...
I need to allow BLE connections for a period of time after restart, then prevent connections (unless a button is pressed). Is this functionality as simple as re-configuring...
Hello,
I am currently developing software that scanning ble advertisement packets without pairing and advertise them like beacon. I used examples which are ble_app_hrs_c...
Hi!
I'm working on HID mouse example on SDK 13.0.0, SoftDevice S1332 v4.0.5. I'm supposed to use this as a low power media button control, using a nRF52 DK. I've done a...
Hello,
We wish to use nRF52832 IC in our design. We will design an equipment which can connect to another device via BLE and can send some measurement data. Our equipment...
Hey everyone,
I'm working with nRF52810 . I want to write into UCIRs before program execution starts.
I tried to configure NVMC(Non Volatile Memory Controller) and then...
I am using the nrf905 in a project. The datasheet suggests crystals of 4mhz, 8mhz, 12mhz, 16mhz and 20mhz are all acceptable. Does the choice of crystal oscillator frequency...
Hi there, I have an 70mm wide and 50mm high PCB with an free space of about 32x26mm on the right top corner. At the moment this area is free of any traces and polygons. The...
In previous questions I inquired about setting the MTU size beyond 27 and thank to the answers I, indeed, manage to compile and run my program with larger MTU size definitions...
Hi, I have an issue with the watchdog and sd_app_evt_wait() when running the softdevice. It seems impossible to not let the watchdog go off while having an idle ble connection...
Hi there,
We're looking to improve the touch performance of our products by moving from PCB electrodes to a dedicated touch film. Can anyone provide any references to info...
Hello Nordic team,
What is the Maximum sampling frequency for i2s we can configure to nRf51 or nRF52 DK?
And if we enable UART module to print live of i2s on serial console...
Hi
I following the steps listed in the document Thingy Mesh Demo v0.1
https://github.com/NordicPlayground/Nordic-Thingy52-mesh-demo
When i perform the step 5 "Open the...
Hello,
I am using sdk12.2.2 and nrf52 customized board. I want that user should be prompted to enter passkey before bonding. I refereed the code snippet from devzone and...