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...
I'm trying to make a one-shot mqtt function. The process is below
- connect - publish - disconnect
Then I coded like below. I show only the core code.
Do I have to...
Hi,
I want to get a sample that supports both BLE OTA and NUS functions, so I find the following two samples as reference and merge them together.
...\zephyr\samples\subsys...
Nordic BLE Mesh transmission is transmitted through the Publish address bound to the model in the Instance, so that subscribers can receive packets.
As shown in the figure...
Project: Variation of Nordic ble_peripheral project
SDK: 15.1, Softdevice : 132 rev 6.1
How do you change the BLE packet length? I have a project where I defined a characteristic...
I am using the example zephyr basic button which gives output when the button is pressed.
https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.9.1/zephyr/samples/basic...
Hi,
I have installed the nRF Connect SDK v2.0.0 with Visual Studio and can now successfully, build, flash and run the nrf9160 at_client sample application. But when I try...
we currently have a product which use nrf52832 as processor using SD132 for BLE capability with DFU capability
we want to build a sister product with nrf552810 with no SD...
HI,
We are looking to multiplex a few I/O on the NRF52840 to save pin count on a header. If D+ or D- get driven when VBUS is unpowered, will that damage the NRF52840? Or...
Hi there,
I think that I am seeing the repercussions of errata item 136 in my application. I abruptly turn on/off power several times to my board, and every once in a while...
Hi,
On my bl653_dvk board, I am running the ADC example. It functions properly. I have a few questions about this:
1. How to determine which clock is being used by the...
Hi everyone,
I want to send large data with https protocol.
I edited the https_client sample split the data and looped send() for sending the large data.
But when...
I am working through the https_client example with the nRF9160 and I noticed that when Connection: close is not included, the connection doesn't close, but if I attempt to...
Hi,
I'm sending values over ble. On the client side I opened an serial monitor. Everything seems fine. The values are received in the right way.
But when I try to read...
Hi,
I have previously used the ESP8266 WiFi module and it has worked great. Since I have updated to the latest SDK, I am now seeing problems. I'm guessing something has...
I am currently working on enabling and transmitting/receiving data using TWIM on my nRF52810 development kit. The documentation states that in order to enable TWIM I need...
