How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hi,
We have below questions regarding HFXO.
1.> Will softdevice or nordic HW be able to recognize that the 32 MHz crystal is non functional during run time (after the...
Hi,
I'm trying to flash the secure_bootloader example onto a nrf52840 DK, after generating a private key, flashing with SEGGER embedded studio worked, the device entered...
I have 2 questions, both related to power/current consumption.
My setup is a custom board, with mfw 1.1.0. I havev arlier seen current consumptions in the µA-range. I now...
Dear Nordic Support,
I am doing some test on the Thingy:91 v1.0.0 in Vietnam. I am running 2 examples: Asset Tracker with NB-IoT + GPS and GPS .
When I use the stanalone...
Hi,
How i can make the low power node to wake up until get acknowledgement . Please tell me how many ways we can try...In my project i used initiate_friendship() function...
It appears to me that the zb_zdo_ep_resp_t struct is missing a variable value attribute since the actual list of end points is missing. Should it not be similar to zb_zdo_match_desc_param_t...
Hallo All :-)
As an enthousiast hobbyist I've developed a custom board around an nRF52832-CIAA. When I started testing with a BLE secure bootloader from the SDK16 examples...
Hi,
I am currently working on " asset_tracke r" application. Actually, I need to read 128-bit UUID values of the BLE ibeacons present nearby the board (PCA10090) to be captured...
Hi, everyone!
We try to use THINGY:52 board for debug our MEMS lib from external sensor. But before use external sensor (i2c bus) i can't burn standard firmware that compiled...
Hi all,
I'm working with the reception of 802.15.4 packets on nRF52840 for which I have configure the radio as follows:
In the application loop we have:
...
Hi,
I am using nRF52 SDK v16 and I am wondering where one can find relevant information regarding peripheral event handlers.
Here are a few puzzles I have for now:
...
the central(phone) connected my board,when i call sd_ble_gap_disconnect ,sometimes,not every,return err_code =0x00000008,and not firing BLE_GAP_EVT_DISCONNECTED,also not advertising...
Hello All:
I am working on the time service of NRF52. As I know, there are two standard profiles refer to the time service, one is CTS(Current Time Service) and the other...
