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 have following problem:
I am using a multilink NUS Central. With one peripheral connection everything works fine. But when make a second connection I sometimes get an...
HI
We are developing a 2d-3d mouse .
We are trying to implement OTA-DFU into our custom board .
We first tried it on development kit and its working fine too . I can...
Hello all,
Environment:
Rpi with Raspbian Stretch (Release 9.8)
Kernel 4.14.8-v7+
Architecture armv7l
I have followed the below links to build BLE 6LoWPAN environment...
After compiling the SDK 15.2 ble_app_hrs_freertos_pca_10056_s14 example in Segger Embedded Studio there are a number of repeated warnings:
"configTICK_SOURCE" redefined...
Hi,
i've got the TWI scanner example flashed onto the NRF51 dk board, using the default "Arduino" pins of P0.07 and P0.30 as SDA/SCL.
I've added two lines to the example...
I have a small collection of i2c devices on the bus that can be jumpered in (sda/scl disconnected). I am currently using SDK v10 and Keil v4.
I wrote this code to namely...
Hi,
I am trying to use the SSD1306 display with the nRF9160 DK.
I am using the code as is shown here
https://github.com/zephyrproject-rtos/zephyr/tree/master/samples...
hi, thanks for this tutorial : devzone.nordicsemi.com/.../ble-advertising-a-beginners-tutorial
i'm trying it on my nRF52840 devkit board.testing it with nRF connect application...
I have a nordic ble dongle. I want to interface it with an external microcontroller via usb. Is there a set of usb commands that can invoke the softdevice api's in nordic...
Hi,
I have a question about how IPv6 addressing works in an OpenThread network. I read in the OpenThread website that the ML-EID is also known a Unique Local Address (ULA...
Hi,
So I've made a post that I was unable to debug my app with the bootloader. But I've found out that it is entirely different problem. So my app is runnning whit FreeRTOS...
I'm trying to sample analog input but there is no value after sampling.
I tested the input by configuring it as digital input and it worked correctly.
Below is code. Any...
Hi,
I totally forgot about the voltage level difference between the debugger and the dongle and connected them. It was somehow working in some cases but not consistenly...
I tried to port the example "ble_app_ipsp_initiator" to pc-ble-driver and run on Linux. The peer device is another PCA10056 device running ble_app_ipsp_acceptor. The problem...
