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...
Hi,
I have a customer interested in using the NRF9160 with a 1000mA/h battery.
They want to keep the board sleeping for 15 minutes, wake up and send GPS data position...
Hi,
Zephyr 2.1.0 will be released 2019-11-29, and it will support LwM2M Queue Mode which is an important feature for sleepy devices, see https://github.com/zephyrproject...
I am trying to modify the asset_tracker application to work without PSM mode since we cannot get PSM mode granted from the local network here.
My plan is to switch the modem...
Hi,
I'm trying to set up a proof-of-concept asset tracker to be run for a few months, over large distances (cross-country), powered by battery, with no user inputs. I have...
Hello,
I have 2 pieces of Sparkfun nrf52840 mini boards. On the first board, I uploaded the code from '\nRF5_SDK_15.0.0_a53641a\examples\ble_central\ble_app_multilink_central...
Is there a way to bypass the device reset happening when BLE times out if the device is in debug mode (or RTT terminal)? I'm referring to the reset talked about in this thread...
I want to tranceive data to ADXL362 through SPI and refer to this program.
https://github.com/Rallare/fw-nrfconnect-nrf/tree/nrf9160_samples/samples/nrf9160/spi
However...
I have a time-critical code section in a call-back routine which is too slow to work when run as a "debug" build, but works fine when run as a "release" build.
This is a...
I'm writting firmware for a Peripheral Server and wish to display the smart device friendly name that will connect to my nRF52832. Is it possible without addind service/characteristic...
I am Planning to Implement Card sniffing with NFC Front Chip !
Can I Utilize Comparator for card presence detection system senses the card by measuring the decay time of...
Hi
The slave select (ss) pin during the spi communication is always low even when i make it high to release the spi bus. It looks to me that I'm not actually controlling...
