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...
Hello,
we are would like to drive 3 shift registers simultaneously using QSPI interface. We have look through QSPI examples but it looks like all examples are build around...
Hi,
1) The LwM2M sample app uses the function nrf_inbuilt_key_write() in nrf_inbuilt_key.h to store keys for DTLS
2) The Zephyr LwM2M implementation uses function tls_credential_add...
Dear Sirs, good afternoon.
I am working in a desing that has a nrF52840.
What programming methods are available thinking in production programming stage for this chip...
Hello,
I'm stuck with a seemingly simple issue: I fail to find the place where to set the flag indicating the peripheral unit supports (only) write-with-response or write...
Hi,
I'm interested in passing a PWM wave form to drive a motor using an Allegro A4963 . There exists an Arduino library that does just that and in order to set speed they...
Hi,
I have recently received some nrf52840 Development Kits. It is written on the boxes: "Electrostatic Sensitive Devices! Do not open or handle except at a static-free...
Hello Nordic team,
I am trying to develop a long button press handler, but I am unable to find the proper documentation or example code to help with that. I am not sure...
Hi,
The overview page at https://infocenter.nordicsemi.com/topic/struct_nrf52/struct/nrf52.html is very useful.
One thing would make it better:
If you could please list...
Hi,
I am implementing a PC application connecting with nRF52840 dongle as central (s140). I am bonding with a BLE peripheral device following this sequence diagram . Application...
Hello,
I have been trying different mode under SYSTEM ON configurations and I can not get anything below 1mA.
My application required to keep nRF52840 (I use BMD-340)...
Hi all
1. We want to use the new radio nRF5340. Is it fully pin ompatible with the older nRF52840? (Antenna, programming interface, clocks, supply, etc.)
2. On the nRF52840...
I am looking for a freelancer or firmware engineer, who can help us merging three SDK 16 example projects with Seeger Embedded Studio into one project .
Here are...
How can I flash the sample code "Bluetooth: Peripheral DIS" for Thingy91. https://github.com/zephyrproject-rtos/zephyr/tree/master/samples/bluetooth/peripheral_dis
I want...
