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 looking into using the RTC on the nRF52840 as a Watchdog timer. The reasons being the increased flexibility that this would provide for saving context information prior...
I get an error if I use the eddystone configuration service together with another GATT service like e.g. buttonless dfu. the following change in components/ble/ble_services...
Hi all,
I would like to realize my PCB module with nRF24L01+ and RFX2401C PA/LNA. My idea is to use a PCB antenna but I didn't have any experence in that means. Someone...
After reading the support forums a bit, and browsing the documentation, I'm not sure exactly what the purpose is of the RF switch U34 in the GPS circuit. From what I've read...
SDK version: nRF5_SDK_15.0.0_a53641a
Softdevice version: s132_nrf52_6.0.0_softdevice
I am trying to evaluate Fanstel BT832X SOC. I am using the ble_app_uart example...
I see that there are some simple HTTP examples in the sdk (ncs v1.0.0) but they are not as fully featured as the MQTT/S lib, is there a plan to do develop a simular lib for...
Hi,
I accidentally clicked on verify answer, is there a way to undo this?
It would be very nice if someone could still have a look at my problem, thanks.
https://devzone...
hello.
I am developing as nrf5-ble-multiple-role-example-master.
And I'm using nrf52832 chip.
When I send a message from the mobile app, I get a message on the SEGGER...
Hi All
I am now working in Channel Selection Algorithm (CSA), Bluetooth Low Energy. Basically, I would like to test both CSA 1 & 2, and also I would like to modify the CSA...
Setup:
SEGGER Embedded Studio for ARM (nordic Edition V4.18 (64 bit)
GCC
Windows 7 Professional
SDK: nRF5_SDK_15.3.0_59ac345
Issue:
In order to use the GPIO...
Eagle pcb and schematic reference designs on github are incorrect.
Reference nRF52840 pcb schematics and layouts are exactly the same for examples 2-6. I believe each is...
Hello,
I am using a nRF52840-DK with an HX711 in SES. I have been utilizing the code provided by Vidar Berg that can be seen here .
I downloaded the zip file, unzipped...
I'm developing the PCB schematic for a system using a nRF52 module that I found that suits my needs SKB369
At the same time I'm implementing a JTAG connector to flash my...
