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 working with NRF52840 and want to encrypt my saved data with AES using CC310 cryptocell.
I am working with nrf_crypto_aes frontend to do AES.
I want to know...
Hello,
I'm trying to build and run 'secure_bootloader/pca10040_ble_debug/armgcc/' example and it seams that it stops with some hard fault:
Remote debugging using localhost...
Hi,
I tried to evaluate the light switch demo using the boards that I have to my disposal.
These are 1 nrf52-DK and 2 nrf52840 Dongles.
I wanted to use one dongle...
in application design , this pin is not connected to VDD , but application board works well ,
application's power range is 2.2V - 3.3V (AAA batteries), max current consumption...
I'm attempting to troubleshoot why my HM18 doesn't connect to the ESP32 over BLE. I'm now deep in the rabbit hole that is BLE sniffing so now I'm trying to determine if the...
Hello,
I did a side by side comparison of the latest nrfutil v6.0.0a0 vs v5.2. It looks like v6.0.0a0 is much slower.
Looking at the log from the target device, it looks...
Hi,
I have installed Embedded Studio for ARM v4.22. However, the studio crashes when I select 'Activate Your Free License'. Reinstalling does not help, and neither a different...
Hi,
In order to read values from TH02 sensor(Address: 0x40) I first need to give a command i.e. write 0x01(for temperature) and 0x11(for RH) resp into internal CONFIG register...
What is the least expensive J-Link Model is required to program a nRF52840 on a custom commercial PCB?
I see that it is a ARM Cortex-M4 core, but I want to double-check...
Hi
Im using nRF52832-QAAB0. SDK 15.3. Softdevice is running.
With debugger connected, calling nrf_pwr_mgmt_shutdown(NRF_PWR_MGMT_SHUTDOWN_STAY_IN_SYSOFF) will assert in...
Hi everyone. Do you know any example of some over the air FW upgrade of nrf52832 chip via ESB protocol. As I understand it should be some combination of bootloader with DFU...
Hello,
We have selected nRF solution for our next product line and currently evaluating the software/SDK setup for that.
We are testing following SDKs:
nRF5_SDK_15.2...
in SDK 15.3.0, no eddystone lock event (NRF_BLE_ES_EVT_LOCK) is triggered after the unlock key was changed.
according the eddystone configuration specs:
A single byte...
I use example ble_app_uart, SoftDevice sdk 6.2.1, when receive data from bluetooth, then drive IO pin 18 to send infrared wave.
received data is Infrared raw formate, which...
