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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi,
I'm designing an application using SEGGER Studio for the nRF52832. I have based my application on the template peripheral example.
What I want to do is to trigger...
Hi--
I tried to implement an internally managed RTC using the app timer library, but came to find the error on that is too much for an RTC (~25 min lost over a few days...
I want to know which pins serve the purpose of TX and RX in nRF51822. I suspect its the ANT1 and ANT2 but i want to confirm and also if the following would be a good way to...
I just buy nrf52840 Dongle.
I connect nrf52840 Dongle to my USB port and open nrf Connect.
I look at guide https://devzone.nordicsemi.com/nordic/short-range-guides/b/getting...
Im using sdk 15.2 with 2 nrf52840 boards, i would like the server to connect to a particular client. How to add the devices to whitelist in sdk 15.2 ?. I have gone through...
Hello,
I am working on a scanner code, I have initialize my scanner with this parameters.
and in nrf_ble_scan_init()
It is getting reset once in the beginning like...
Hi,
without any obvious reason one of our nRF52840 DKs stopped being visible over the USB (J2) interface. The nRF52840 is still functional and can be programmed from another...
Hi. I'm using nRF52832, SDK13.0.0, S132.
First of all, I already know this Q has lots of Q and A.
But I'm so confused which case do I pick.
In my case, iPhone has...
I am a student studying zigbee. We succeeded in turning on/off the LEDs of zc_light using examples of zc_light and zc_switch. The question here is, where do you send and receive...
I am trying to duplicate a RF remote control which uses a Nrf24L01+ IC.
I have temporarily connect the SPI interface of my test chip to the SPI pins on the remote, and transmitted...
Hello guys,
I have already created the JSON file and checked it using the online JSON validator and viewer. Now, I am interested to figure out is it possible to use this...
I'm trying to pair my peripheral with the central using BLE.
In the central code (running on windows c#):
In the peripheral terminal:
the device in sending PM_EVT_CONN_SEC_PARAMS_REQ...
Hello,
I'm experiencing a disconnection problem on several BLE Mesh networks. My topology is 1 client with an average of 60 servers, for all networks. Client is connected...
Hi guys,
I have the same issue as coca1989 had 2 years ago . Did anybody found a solution?
I am using health model and simple message model. Client and Provisioner are...
