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...
Hi.
I would like to make an app for communicare with a can device. I see that the chip mcp2515 is a popular one .So i purchsed some dev boards with this chip. One of them...
Hello,
I have a question concerning the decryption of a 90 byte AES CTR ciphertext with a given 16 byte key and 12 byte IV (=8 byte nonce, 4 byte counter).
I've tried...
Hi,
I used the nRF Programmer included in nRF Connect to flash the custom PCB. After the update to 2.0.0 J-link is no longer detected under devices. Could you help with...
I was flashing nRF51822 used ST-link, with file hex from SDK example, so now i want flashing a different .hex. How can i do that? I try do like before but I CAN'T
I'm trying to dynamically allocate some data, send it over NUS, and then free it, but I'm not sure when the SoftDevice is done with it and it's safe to free. Would the following...
Launched nRF Connect for Desktop this morning (v3.7.0) and was prompted that an update was available. Performed the update as well as child packages. PPK was updated as a...
Hi, i have a problem with nrf mesh. nRF5_SDK_17.0.2_d674dde
nrf5_SDK_for_Mesh_v5.0.0_src
nRF52-DK(PCA10400)
Android 6 and 10.
Bluetooth 4,1 4,2 5.0.
I use example...
When using USB with CONFIG_NO_OPTIMIZATIONS=y I'm getting a usage fault and Zephyr gives the reason K_ERR_STACK_CHK_FAIL. The fault looks like it occurs in the unnamed thread...
Hi,
In case the FMFU fails or the device gets into some recovery state. Is there a way to get IMEI without enabling the modem library? When the modem is in process of failed...
Hi,
Can you please tell us how to send Hex data using AT#XSENDTO command ?
I am using the "Serial LTE" application. In the old SDK version (v1.6), it was possible to set...
Hello,
I recently saw this post: https://devzone.nordicsemi.com/f/nordic-q-a/71940/low-power-mode-using-saadc-with-ble_app_beacon and I'm interested in the example for measuring...
Hello Kenneth,
I am trying to program the nRF52840 Dongle with the HEX file according to "Programming the nRF52840 Dongle". The dongle is connected to USB port and the LD2...
Hello,
I try to port project from IAR to Segger Studio. I followed the guides for porting projects like this and this . So, I did:
- Imported IAR project to SES with internal...
I am using nrf52833dk and download nRF5_SDK_17.0.2_d674dde when i build the code the code the following error occur
asBuild target 'nrf52840_xxaa' compiling SEGGER_RTT_Syscalls_KEIL...
I have an "old" nRF5340-DK which I use to program an external board I am developing. I have no problem with the J-Link/SWD connection to my external hardware using the J19...
