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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Dear Sirs,
I am evaluating the option of controlling a couple of motors (each with an independent controller based on a nRF52840 device) from a Smartphone App. Both controllers...
Hi,
Im using an nRF5340 on the peripheral. Now i would like to use a Dongle on the PC-side, what device can you recommend?
nRF52840 Dongle ? Or is there an other dongle...
Hi, I'm using the serial_lte_modem sample application and I've modified the AT#XMQTTPUB command so that I can specify a slot number from which the device can grab a bank of...
I'm trying to use nrf_delay_ms function inside rtc_handler.
I was wondering if using delay function stops rtc from counting up, so it disrupts rtc interval time.
Hi all,
I´m trying to test the LWM2M Client sample.
After following all the steps explained in this web , when I run it and connect to the DevKit via Putty, I get the...
Hi!
We are debugging low power in our custom board which has several chips (nrff52840, nrf9160, acc, fuelgauge, pmic, etc etc).
We are seeing strange random increases...
Hi,
I have managed to upload the asset tracker via mcuboot to my Actinius Icarus.
It should straight-up connect to the actinius.io cloud, but when I check the link monitor...
Hiii... Team,
I am developing a project based on the nRF52833 with the nRF5 SDK 17.0.2 and Soft Device S140
code is successfully built.. when i try to debug it showing...
my project need to recording audio data from codec continius for more than 10 senconds.i want use nrf5340 to do it.
the codec is tlv320aic3109 or wm8731.I have looked “easydma...
Hi,
I want to alloc dynamic stack memory for zephyr threads, such as k_aligned_alloc(stack_size, ARCH_STACK_PTR_ALIGN) instead of K_THREAD_STACK_DEFINE . I'm sure k_aligned_alloc...
Hello,
I'm building a system on nRF5340 which would support upgrading of CPUAPP and CPUNET applications. There is not enough space in internal flash to place all of these...
hello,experts,I use the NRF connect app on my phone,when I scan the devices ,I can get many BLE informations,I want to get the RSSI of each BLE with time .BUT I only need...
Hi all,
We are bringing up our custom board and we are having some trouble programming the modem firmware. Whenever we try to flash it using a JLink programmer and the Programming...
I'm using the nRF Connect app version 4.24.3 on an Android Tablet (Android version 10)
When I'm in the scanner tab and push the scanner button I get a graph of RSSI readings...
