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...
Hi all,
I am new to nRF51822, and trying to make a simple application for device-to-device data transfer.
I have tried the "ble_app_uart" example, which is for device...
I compiled a new HEX for the pca20006 Beacon based on the ble_app_uart project for the pca10001 (remapped the LEDs and buttons), but when I load the beacon using OTA DFU,...
I compiled a new HEX for the pca20006 Beacon based on the ble_app_uart project for the pca10001 (remapped the LEDs and buttons), but when I load the beacon using OTA DFU,...
Hello all.
I just finished started setting up the environment for Nordic development. We have a Beacon Kit and a nRF51822-EK board.
I managed to compile and run board...
All of a sudden my jlink cortexM is taking a long time to program my nRF51822 on the devkit board. It used to be a few seconds, and now, out of the blue, it takes almost a...
Hi everyone,
after i made fast progress with my last "problem" ( devzone.nordicsemi.com/.../) , my Arduino and nRF8001 is working without an error.
Within my sketch, i...
I am trying to connect an accelerometer to my board. Unfortunately I only have enough GPIO's available to configure for a 3-wire SPI interface. However I can't find any information...
Blinky project is opened with Keil-uVision5
Projects builds with 0 errors, 0 warnings.
Project seems to load properly without issue, see output window below
JLink info...
I am trying to setup and use the multiceiver scenario. I have setup 4 devices, with one PRX and 3 PTX. I can only get 2 of the PTX to work, but no more. I am aware that by...
I am developing on with the nrf51822 SoC. I have been reviewing the hardware documentation that is included in the download section. Still, I have yet to find an antenna mentioned...
Hi,
Could someone can explain, how to handle Static Passkey in iOS Central application?
I would like to know whether iOS application allows static key based pairing or not...
I'm using the nrf51822 TWI library. I've tried both twi hardware and software master library files and see the same behavior when using both (as a side note an explanation...
Am I right in thinking that the button handler only causes an event for a button press(although I realize it is possible to configure the button such that a release is interpreted...
