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...
We've been chasing a seemingly randomly appearing bug, where a call to the Zephyr MQTT library seems to sometimes block indefinitely. More specifically the hanging function...
Hello. I am developing a central operation using nrf52832 (S132 v7.0.1, SDK v17.0.0).
When receiving advertisements, "nrf_ble_scan_filter_set" is used to filter the device...
Hi ,
There is an error when to debug the nRF52840 target board by the PCA10028 board(as error information).
(pls note, There is running okay when to debug the nRF52840...
I have an nRF52805-based BC805M module from Fanstel. I need to control it from an MCU over serial/I2C/SPI to implement Bluetooth profiles like BIP and FTP. I prefer canned...
Hi,
I have two sets of hardware, one is nrf52840 DK, and the other is my own board. I use the same program, update package and mobile phone. When using nrf52840 DK, the...
I am using below base example on my peripheral device to send a string over BLE to a central device:
\examples\ble_peripheral\ble_app_uart\pca10040\s132
I use function...
Hi,
I am working on a custom board using an nRF52840 and developing with SDK5 (V17.02).
I have a serial communications channel to the device which must use UART as I need...
Hi,
sounds odd but is not, I try to run samples and my own project on a nano 33 ble, and with the first upload of blinky it seams that the system start and crash (ttyACM0...
Hi!
I'm developing a custom PCB with a NRF52840 which I made a custom firmware based on ble_app_uart example. I test my product with different phones, Android and Apple...
Hi.
I am developing PCB where there is a Wifi module ESP32-WROOM and a nRF52833 connected via 2-wire UART interface (TX/RX only), there is no way to use 4-wire UART because...
EDIT: We found the reason for this and it is a hardware issue. This question can be deleted as it is no longer valid.
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Hello,
We are currently developing a...
Hi!
When opening the LTE Link Monitor in nRFconnect 3.7 under Linux (Ubuntu 20.04) only a "whitescreen" appears after I select the device. The application is not visible...
Hello,
I am using NCS v1.5.0 and would like to check is a KMU slot is being used or not. I erased the whole SoC and tried reading the directly the registers, in secure mode...
which pins can be used as PWM output pins in nrf52811.
Can I use them directly or I need to add some hardware to use the PWM feature.
I have an NRF5811 SOM (EYSNCNZWW...
