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...
Dear All,
I just started with a design to fool around with the NRF9160. I made the symbol and footprint of the module and maybe somebody else could use it too...
Here...
Hello, guys!
We are using SDK 15.0.0 and nRF52840 SoC device.
Our goal is to debug the application with SES in the presence of bootloader. This thread explains that we...
In our project we use a nrf52832 with softdevice S132 and SDK15.3.
For booloader we use the DFU example form the nordic library.
A fter a DFU with BLE, which was done...
Hi,
I'm trying to use the Nordic Security Backend, such that a change to CC-312, if availble soon, would be easy. However I get following error after enabling :
It...
Hi,
I am using nRF52840, S140 V7.0.1.
1) I worked on Secure Serial DFU. But recently I am seeing once more example of DFU “Background DFU bootloader”
https://infocenter...
Hello everyone,
The I2C spec minimum is about 100kHz however the device I am communicating with is using a clock of 20kHz. And there is no way to speed up this device. As...
Downloaded https://github.com/NordicSemiconductor/Android-nRF-Blinky today and imported using Android Studio 3.6.3 targeting SDK 29. Gradle updated to use 3.4.2. no changes...
Hi,
I have been using the NUS service via the ble_app_uart example on SDK 16 in conjunction with the nRF Connect iOS app and all works fine.
I connect via the iOS app...
Hi community ! I'm currently working on the coexistence code between uart and BLE Mesh. I realized a code on Visual studio to connect my pc with the node and then interact...
Hello,
I am trying to modify the usbd_cdc_acm_modified example project in the SDK to do the following:
Echo the received character back to the terminal.
Get rid...
I am trying to parse the contents of a JSON packet sent from the nrfCloud connect application. The asset tracker program is working fine but I want to sent a message down...
I am using the nRF9160dk evaluation board. I need to connect to the I2C bus. I thought I had configured it properly and I am sending bytes to I2c bus on pins SDA-P0.30 and...
Hi,
I flashed example thread\cli\ftd\usb\pca10056\blank\ses contained into nRF5_SDK_for_Thread_and_Zigbee_v4.0.0_dc7186b and I measured current consumption by using Power...
I know the question has been up before, but why does the data sheet say pull up/down ?
isn't the signals always pulled up? or is there a scenario where the nrf52 would switch...
