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...
I am simply trying to add a custom service to the HRS example. When I build in regular s132 armgcc it works no problem shows my blank service with nothing special. however...
Hi,
How can i disable peer manager from the buttonless DFU example. if just disable the peermanager by removing the code and editing sdk file, its not working.
i am using...
Hi All,
I am working on BLE+SD card.I am getting following error:-
*** Using Compiler 'V5.06 update 4 (build 422)', folder: 'C:\Keil_v5\ARM\ARMCC\Bin'
Build target...
I have a app that stores some calibration information in flash (1 page at 0x7F000)
When I booted now I noticed it has replaced it with "DEADCODE" following some hex number...
SDK version 12.2 and SoftDevice 132 and Dev. Board 10040
I am trying to run the ble_app_beacon example with NRF52832 DK. I have imported the IAR project into Segger Studio...
Hi,
I bought the nRF52840 in april. The problem is that my iPad doesn't detect the nRF52840. Also, when Itry to upload a .hex file on it, the board tells me that the upload...
Engineerings, We are looking around to find a way to prove that the hex file burned into the device is really the result of the original source code. Is there any idea/way...
Hi Guys, I try to implements the ctrl-C/V for bluetooth HID keyboard. But from SDK, I can't figure out how to send two keys. Even I do not use buffer_enqueue/dequeue in order...
Hello,
I try to build mesh sdk for nrf52840 it gives me error on RTT
0> <t: 0>, main.c, 318, ----- BLE Mesh Light Control Client Demo -----
0> <t: 0>, main.c, 108, Initializing...
hi, In my setup, I have a 3.7 V battery divided down to the bandgap range using a 100k and 100k resistors, so the voltage at the ADC input is 3.7 * (100/200) = 1.85 V. I am...
Hi
I used "nRF5_SDK_for_Thread_v0.10.0 - cli sample code and try to test Thread command "diag"
when I type "diag" then it will show "diagnostics mode is disable".
...
I am working on a project which involves sending data from many beacons to many other beacons. To be more specific, I have two groups of beacons:
The first group consists...
I'm planning to use one of those beacon platforms:
www.ebay.com/.../352167746226
www.ebay.com/.../112493464451
for a close proximity positioning system now I'd like...
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...
