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 am working on creating a Bluetooth Mesh network using the BGM220P as a sensor node. My goal is to send sensor data (e.g., temperature) from the BGM220P and have it received...
Hi
I am having some issues flashing the modem firmware to a custom board using the nrf9151 SiP.
I can, with no issues, flash programs to the chip, but when i want to...
Hi.
I'm playing with an scenario based on two nrf52840dk and a dongle.
I have deployed a OTBR on a Linux Ubuntu22.04 and flashed the dk with OT COAP Server and Client...
After a lot of help, I've managed to get a central_uart with custom UUIDs going. After stripping out as much unwanted code and callback functions as possible, moving UART...
Hi,
I am new in Device tree concept. I am trying to operate a buzzer via PWM.
In our board, the buzzer is connected in GPIO 3.
I changed a segment in file nrf52dk_nrf52832...
Hello,
At the moment I have a correctly working Azure IOT hub connection.
DPS works, device twin configurations works and transmitting data to the hub is also no problem...
Hi All I started on the fundamental course in the academy. I did everything by the letter in lesson 1 / exercise 1 Yet when I plugged in my 52840 devkit I could no load the...
Hello,
I am working on a project involving the nRF54L15dk and need to connect a peripheral's reset pin to the reset functionality of the DK. However, I noticed that the...
This is heavily processed code just to show what I'm doing with discovery: I can see that first time I call for discovery I get BT_GATT_DISCOVER_PRIMARY cnt_3 = 3. Then I...
I discovered this chipset and have found a dev board on eBay for $37. Is it worth it to tinker with? I have the 2.8 version of the toolchain. And Sdk. On vs code.
I have...
Why are RADIO_MODE_MODE_Ble_LR125Kbit ， RADIO_MODE_MODE_Ble_LR500Kbit and RADIO_MODE_MODE_Ieee802154_250Kbit not supported in the ESB routines? If I want to use these configurations...
Hi,
I'm working on a project where I want two units to be able to wirelessly send packets to each other whenever they need to. Sometimes only one of the two units may be...
If I initialize the IPC and then turn on the bt_enable, it will lead to the status quo in Figure 2, what is the reason?
If I block k_sem_take (&bound_sem, K_FOREVER) and...
