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...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
I have a custom board with nrf51422-QFAC, used with SD 130 and SDK 12.3.0. My firmware consist of ble_app_hids_keyboard example modified. Schematics are attached below.
...
Hi all,
I using 1 Provisioner provisioning for some Nodes (light switch server) . If I have 5 Nodes in mesh network
I want to remove Node 4 from network and then add it...
I am working on a BLE peripheral (nRF52832 & SDK 15) which uses the Peer Manager to handle encryption and bonding to a previously existing central device. Sometimes bonding...
I am using the Segger Embeded studio and wondering about the SWO output.
I know I can load code and set break points with just SWDIO and SWDCLK.
So with RTT do I really...
HI all,
I'm working on the nrf52840, and I've tested this on the devkit as well as on-board on the product I'm working on. Using the saadc, if I tie my AIN line to VCC...
My use case initially is a single central sensor server powered from the mians and serving by BLE one battery-powered peripheral that has one of the commonly available st7565...
Hi,
MacOS serial device name is changings all the time when the nrf52 DK Eval board is re-powered. Meanwhile I have /dev/tty.usbmodem49, counting up. Next time I re-power...
We want to be able to download a firmware image into external flash through multiple paths (wireless or wired -only one path is used at a time) then program that image into...
Macbook pro mid-2014
High Sierra 10.13.5
I get the following message when trying to select the PCA10028 on the serial port:
2018-07-06T22:53:49.427Z INFO Application...
Hello all,
Thanks to the wonderfull nrf connect android app, I've been able to setup a BLE peripheral to broadcast the standardised service for "Location and navigation...
I'm digging into OpenThread, using the NRF52840 DK. I find myself spending most of my time trying to figure out module dependencies. Is there any way to quickly get all the...
I was experimenting the nRF connect android app and switch to the DFU service mode. But now, i am not able to switch it to the default mode. kindly help..
Hi,
In softdevice spec, we have the following figure.
However our bootloader code shows that MBRPARAMADDR is 0x7E000 while BOOTLOADERADDR is 0x78000. In this case...
Hi,
I got in trouble with my DK-52.
I normally use it attached to my iMac and everything work fine.
Since, I need to make some programming from another mac (macbook...
