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 just added some more data to my iBasis SIM card, but I can't seem to find the receipt for the purchase. Where would I find the receipt for this purchase?
Thank...
Hi there,
I have a few questions regarding the Development Kit hardware design. I just bought up the polygon pour manager. I noticed that all layers except Mid-Layer 2 are...
Hi Team,
I am working on SYSTEM ON mode with Low power mode also called Idle mode in nRF9160 module.
I was able to go to Idle mode with current consumption of 6uA with...
Hello there,
I created a project a while ago with the SES and the SDK 15.x. For a new Project, we would like to move to PlatformIO. Right now I am evaluating where we will...
Hi Guys
I recently made my own PCB for a project. On the PCB I am using a Laird BL654PA Module with external antenna. All the I/O's work great but im struggling with the...
Hi,
We had met problem at buttonless DFU with bonded information at Andriod set-top-box.
The problem we saw is we can not know when the ATT table is different at andriod...
I'm trying to wait on a single POLLIN event on a net socket, but I'm finding that poll() will still return immediately with the POLLIN event even if it's not set in the struct...
Hi , I am developing a zigbee project using nrf52840 using NRF52 zigbee sdk . I had to do some changes in zboss header files ( zb_config_common.h and zb_config.h ) to change...
I'm using the NRF52840-DK with the SB40 jumper cut, then powering through P21 and measuring with an ammeter across P22. USB is unplugged during measurement. I'm using zephyr...
Hi,
Eventhough I am able to communicate with my I2C slave, this message appear for every transmision.
[00:00:00.709,350]
[1;31m<err> i2c_nrfx_twim: Error 195952641...
I get long range demo code for 52840 on the web:
long_range_demo_15.2
and modify the code to test the 52833 long range feature;
MAINLY code:
My question is:...
Hello.
I would like to use UART or UARTE in all of my future projects for debugging. What steps do I need for one app to work? More specifically:
1 - What include folders...
I'm new to the nRF5340 and zephyr and ncs, but I have gone through the tutorial series
We're developing a product that will use the SPIS peripheral on the nRF5340 and...
Hi, Im developing a Zigbee concentrator. I used nRF5_SDK_for_Thread_and_Zigbee_v3.1.0_c7c4730 ble_zigbee_template as start point of my project. The light bulbs and switch...
