Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
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 Everyone,
I am trying to implement fds in nrf52832 with sdk 15.2. getting some issues. I am using 5 record key's and 1 file id.
Before coming to that, Can anyone...
Hello Everyone,
I am using nrf52832 and sdk 15.2 for ota over serial. I have made bootloader for OTA over UART and tested same with nrfutil using my dfu package file. firmware...
Hi. I my embedded code I read default MAC address internally and mine is read as 73:7F:..... but in reality is supposed to be F3:7F.....
I have read few tickets where people...
Hello,
We are designing a custom board, and we would like to use an external crystal for the low frequency clock source, but we are running into disconnect issues. A similar...
Hi,
I have been trying to get the BLE secure DFU example working on a custom board (nrf52840 - BC840 module). I tried it on SDK 15 and SDK 16. When I flash the BLE DFU,...
I am trying to get the current time and the current time zone. I see there is some modem commands LWM2M commands that appear to have the capability to do that. When I try...
Dear all,
I have an application that requires me to keep advertising until the button is pressed.
I use a timer to read the status of the input pin and then if input is...
All of our initial BLE project development has been done using a the Nordic nRF5_SDK_15.3.0_59ac345 SDK and 10056 eval board. Now we have a production board that is based...
Hi All,
I am developing an application with a custom BLE profile, one in which i would like to notify the central of certain values as soon as they connect. I have built...
Dear Devzone team,
What is the fasted way to fetch and store the Thingy91 measurement and device data outside of the nrf Cloud? If i just deploy the AWS certificates will...
Hello,
We are currently working on a project where up to 40 battery powered devices need to talk with one router/coordinator. Each device features a proximity sensor and...
The instructions do not tally with https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v12.2.0%2Flib_crypto.html&cp=4_0_1_3_9_2&anchor=lib_crypto_installing...
Hello everybody,
I tried to send data while in scanning mode (RX 100%).
I don't get any error when sending but data seems not to be sent (not shown in ANTWARE).
Is what...
Hi
So, Im trying to repeat the ble_central_and_peripheral example but with my own services. To be easier let's call the service " snsr ". So, I did the snsr.c and the snsr_c...
