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...
Hi, I am developing a PCB based on the NRF52840-QIAA-R package.
The pads are very tightly packed, and I had to shrink the size of the middle ground pad to accomodate vias...
Due to the size limitations of the equipment, it is difficult to operate the low-frequency range of 700Mhz to 960Mhz for cellular antennas, and it is necessary to switch them...
hi
> AT+CGMR
mfw_nrf91x1_2.0.2
OK > AT+CFUN=1
OK > AT%XCONNSTAT=1
OK > AT%XCONNSTAT?
%XCONNSTAT: 0,0,0,0,0,0
OK > AT+CMEE=1
OK > AT%XSIM=1
OK > AT+CEREG...
Hi, I am designing a pcb using the nrf52805. In your reference design, the RF matching network specifies a 2.2 nH inductor in 0201 (0603 metric) package.
Unfortunately,...
Hello, We are working on a project based on the Thingy91x which uses the following SAW filter : SAFFB2G45MA0F0A. Unfortunately this part seems to be out of stock everywhere...
Hi
I am maintaining a NRF project, done all Dev Academy courses 2 years ago, still I am havibng trouble.
My current task: I need to set a (hardware) timer interrupt with...
Hi Support
We are in the process of integrating the NPM1304 into a small battery (55mAh) wearable device. I am finding it hard to figure out section 7.3.2
regarding the...
Hello,
I am not able to send any data through the pins of port P2 using Pins : P2.0, P2.2, P2.3, P2.4 , while the pins P1.11, P1,10, and P1.4, P1.5 are working properly...
I am trying to capture steps and wrist wakeup ( https://github.com/zephyrproject-rtos/zephyr/blob/4c6b1e5a65e752c881183ddb4687fa0231b11cc3/drivers/sensor/bosch/bmi270/bmi270...
Hello I am doing research for my paper which includes using MCPD distance measuring between nrf52840dk boards. I currently use nrf_dm sample to measure the distances. I have...
Hello
I'm using NCS 3.1.0 and I’m able to use signed files for FOTA. However, I would now like to add encryption, but I can’t figure out what’s not working :
app/ ├──...
We are preparing a product for production and have enabled authenticated debug access on the NRF52840. Because authenticated debug access is not described in any Nordic documentation...
Hi, I've installed Visual Studio 1.90.2 + nRF Connect for VS Code Extension Pack v2023.11.3 + v2.6.1 toolchains + v2.7.0-rc2 SDK. Then I create a new application, copy a sample...
