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 using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
As the title states, my program (and a simple idle/hello world program for that matter) pull approximately 600-800 uA at idle. Same exact program, driver, and config on my...
Hi all, I am trying to write a driver for a TMP116 temp sensor based off the existing Zephyr TMP116 driver. I have added in functionality to enable the interrupt pin to enable...
1. I am tried to clear DTLS session during lwm2m session using coap_security_destroy() . I have added logging and I can see ntf_tls_free() is called from coap_security_destroy...
I'm using DWM1001-DEV, which has UWB and nrf BLE features, and my ultimate goal is replicating Apple's Airtag with DWM1001-DEV. For this, I have to ensure the power consumption...
Hello. Our company develops an electronic device, that includes using of Bluetooth Low Energy technology. We do not familiar yet with the benefits of being a Member of Bluetooth...
Hello DevZone.
For my project I am using up to 6 connected peripherals to my central and I was watching the behavior of the link when one of the 6 devices disconnected...
Hello, I am brand new to antenna design and especially antenna tuning and want to know if my antenna tuning design/method would work.
First I will be tuning with a VMA ...
Hello,
I am using a nRF9160-DK(PCA10090, 1.0.0) and v1.6.1 SDK
I am trying to estimate battery consumption in some scenario.
For this test, UDP sample is used.
When...
Hi,
I am using a specific LED that has the PWM specification to drive as below.
Would it possible to drive the LED with nrf52840. I see the PWM clock upto 256KHz...
Hi Sir/ Madam,
I want to create a modul to scan and advertise data using Nordic Dongle , (PCA10059). The example code in sdk , ble_app_multirole_lesc has been tested with...
Hi Forum,
I'm using a NRF24L01 (without "+") in a very power critical application. To tune the matching networks, i used a mini coaxial connector on the output to measure...
I'm developing an application for the nRF52833 using NCS 1.5.1, and currently working on performing a DFU using MCUBoot. I am sending the app_update.bin file over UART from...
Hi nRF team,
We are developing our custom board with nrf52840 for BLE mesh and nrf21540 as range extender . Now we have the provision to use gpio or spi to control nrf21540...
