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 written the latest thigy91 firmware, thingy91_fw_2021-10-20_d29f1dde to a Thingy:91 PCA20035 1.4.0. It outputs a serial console the following messages and restarts...
Hey Team, I was playing around with the composite example, and added in my own class a and used the mouse class to implement it while changing it to suit what i have orgianlly...
I'm working on a custom board with a nRF52840 and a Micron NOR Flash MT25QU128ABA8E12-0SIT ( https://www.micron.com/products/nor-flash/serial-nor-flash/part-catalog/mt25qu128aba8e12...
Hello,
I use BroadVoice32OpenSource.v1.2.zip to test encoding and decoding,On windows10 or 52840，
using 16bit 16Khz Continuous audio，And has been converted bin2c array...
Hello All,
I am developing an nRF52840 MCU base thread product.
For this I am using nRF52840-Dev_kit for Development and SDK - nRF5_SDK_for_Thread_and_Zigbee_v4.0.0_dc7186b...
Hello!
We have a new board design we are working on that uses the new nRF5340 chip, revision Engineering A.
However, we are having difficulty getting the SPIM4 (High-Speed...
Hi All,
I'm a little rusty on my embedded C and was wondering if I could get a few broad pointers on the best way to organize this research system I'm putting together...
Dear Nordic:
I have a STM32 family MCU with a preloaded bootloader, to which I can update the firmware via UART. The goal I want to achieve is the following:
I want to...
Dear all,
We are using nrf52832 as our main MCU. In our development we need two uart. Among them first is Hardware uart which is working perfectly and second is software...
I am using the Arduino Nano 33 BLE Sense (with nRF52840) which comes with a mounted MEMS PDM microphone ( MP34DT05 ). My project will be battery powered and thus calls for...
I have successfully implemented the Azure IoT Hub sample on my nRF9160DK and added the ble scanning module. The kit is acting as a gateway, reading advertisements from a couple...
Hi ,
Device :- nrf52840
USB class :- CDC ACM
We are sending the ADC data (240 bytes at a time) to Host computer over USB (Full speed) and checking the received data...
Hi,
Using the Nordic secure bootloader for dfu OTA update, I am facing an issue causing the system to go under a condition where the bootloader is not any longer able to...
Hi. I'm trying to output frequency ( in the 1,250 Hz to 1,750 Hz range ) on GPIO. Each frequency should be outputted for 5ms time. For that, I use 2 TIMERs: one for 5ms counter...
Hi, we use nRF9160 and SDK 1.7.
in one of our applications, we need more than actually available flash. Now we have ~420kB for application - because we use MCUBoot and dual...
