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,
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...
Hi,
I am writing an application that reads data from the I2S interface, adds it to a queue and sends it via BLE (the code I have implemented so far is added at the end of...
Hello,
I am using the 802_15_4 MAC api to configure my device as a coordinator.
After it has been configured as a coordinator I want another device to connect to it...
I am using nRF52805(SDK 17.0.1 & S112) in my application development. Designed GATT Table Having some custom services with read, write & notify properties, And also, there...
I am testing advertising mechanism of nRF52832 device. But the following error occurred.
app: sd_power_system_off() failed, errCode=0x2006
The following is log messages...
It appears that an incorrect value is being used as the reset handler address so that the jump from bootloader to application is to the wrong address.
I am porting a bootloader...
I can not program the NRF52840 with the programmer software on windows 8.1. However when I run a virtual machine in oracle virtual box using windows 10 it works. I would rather...
Hi all
I have two units, one acts as Central and the other one acts as Peripheral.
I erase chip of one of the units, and then always failed to pairing, with a BT_SECURITY_ERR_PIN_OR_KEY_MISSING...
Hi,
I'm writing an app that creates a CSR, has it signed by a (web-)server and subsequently uses it to authenticate to another (mqtt-)server. For the CSR generation and...
I am trying to port a project to an NRF52810. The project uses a bootloader with a modified transport to work with a proprietary RF protocol. The bootloader/app works on the...
II have a question on how to automatically activate the change from “minimum BLE advertising interval” to “maximum BLE advertising interval” after (for instance) 30 seconds...
I'm unable to use the PSA crypto methods when OpenThread is enabled on NCS 1.9.1. Linking fails with undefined references to PSA crypto methods.
To reproduce, us the nrf...
hi，
i have just to develop an appilcation with NCS 1.9.1 of nrf52840. Now I have tried to activate DFU and I had to realize that the image size is too large（490k without...
I have a design that had previously only used Serial communication to talk to the NRF52840 and did not use the USB interface. For this coming design we want to use the USB...
We have a custom service on our server/peripheral devices, with a number of characteristics.
This service is implemented on a number of host platforms, including nRF devices...
