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...
I can scan beacons with Scanner. and can use NUS (ble_periperall\ble_app_uart ) to get connect with device.
My goal is to combine both application Have NUS Service to connect...
As most developers using Nordic's SoftDevice quickly find out, halting the processor (e.g. hitting a break point) results in a fault and requires a reboot. This makes debugging...
we want to use nRF52833 as BLE5.1 AOA/DOA locator,here are some questions about to how to use it:
How many antennas are needed for direction finding/positioning? Is 6...
Hi everyone,
I have added the Characteristic User Description in order to add a human-readable name for my characteristics. However, the name still appears in hex format...
Hi everyone,
I have created a vendor service that works fine. Now I want to create a second one. What is the most efficient approach for doing this?
For the first service...
I am following the Zigbee Device Upgrade OTA tutorial and have run into an issue flashing the server firmware using a j-link and Particle Xenon dev board.
Environment Details...
Hi all,
I seem to be having a problem with running nRF connect for desktop 3.3.1 on MacOS (10.15.3). After installing the package to the application folder, on launching...
Hi,
When configuring a GPIO as output with DRIVE set to D0S1, i.e. "Disconnect '0' standard '1'", what is the leakage current when GPIO is set to 0, i.e Disconnected?
...
Hello,
I'm porting from ST32L151 to NRF52840.
I want to use the HMAC SHA1 method, but I can't see the related function.
The nrf_crypto_hmac_init function seems to...
First of all I have to say that the experience of bringing up the nRF9160 has been one of the worst. Tools upon tools, dependencies upon dependencies. Makes it a nightmare...
Hi,
Is there any way to connect ble_app_uart example to my mobile without using any applications? With the use of nrfuart application I can successfully connect my device...
Hi there,
A couple of questions about the NFC FPC antenna that comes with the nRF52 dev kit.
As indicated on the Altium PCB file, the thickness of the stiff area (connector...
Hi,
Is it possible to power external devices through VDD ports of NRF52833 provided we follow the VDDH supply configuration?
We are looking to power sensors from the controller...
In BLE, a shorter connection interval reduces transmission latency and increases power consumption. Do we have any mathematical expressions to show this?
Thanks in advance...
