Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
If it can work with iOS blue setting will be better
I need some reference to dev hid device in IOS
but I can just find my device ,connect ok but not work.
I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I refer to this guide to add dfu to peripheral_uart. The program runs on nRF52840DK.
1、prj.conf
I added the following macros.
CONFIG_MCUMGR=y CONFIG_MCUMGR_CMD_OS_MGMT...
For reading ecg data must synchronize GPIOE interrupt every 4ms,i want to creat a hardware timer with period 4ms, in this timer cb, take semophere gived by GPIOE interrupt...
Hi team,
I want to make simple communication between NRF52840 dongle and mcp2517 CAN FD contoller using SPI. I do not understand, how to send and read values to and from...
The initialized struct "nrf_fstorage_t" for use in nrf_fstorage_init( ) temporarily includes the application and bootloader (just for this test)
start address is 0x2'600...
Hi,
I have setup a provisionner with the sdk example that can provision devices. For that the provisioner scan unprovisioned devices and can start a provisioning process...
Hello,
I am trying to see how the signal strength for Zigbee and BLE changes when the distance between two nR5340 DK increases.
I used central_uart and peripheral_uart...
Although my Googling skills are not the best I have, so far, been unable to find any examples or driver documentation for the comparator peripheral of the nRF52840 for the...
I'm using the asset_tracker app on a custom board and have built 50 of the custom boards. All but one of them start the modem and listen to the LTE receiver for a full minute...
Hello, I followed getting starting guide, and got SDK and tools installed for nRF52-DK, I'm trying to open, build and run some examples. But when trying to open any example...
Hi.
I am using nRF52840 dongle and running saadc example on it.
To print the ADC data buffer "p_event->data.done.p_buffer" in PC, I am using USB_CDC. The size of SAMPLES_IN_BUFFER...
I have implemented the custom service and added custom characteristics following the tutorial series, now I can connect and see the characteristics and their values. I can...
My NRF52DK (PCA10040) J-Link always shows SWD speed 1000 kHz, even if I set the speed to 2000 or 4000 kHz. Is it not possible to connect at higher speeds?
