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 use SMK BTS-04 using nrf 52832. After doing "Flash Tab -> Erase" of Keil's development environment, it became impossible to connect at all. I tried using nRF 5x Command...
I use SMK BTS-04 using nrf 52832. After doing "Flash Tab -> Erase" of Keil's development environment, it became impossible to connect at all. I tried using nRF 5x Command...
I am considering using two nRF52832 or nRF51822 's for a project which requires two way BLE communication. Pressing a button on one end should cause an event on the other...
Hello, I have an adafruit bluefruit feather m0 which has nRF51822 on it, I was able to establish a connection and send data until yesterday. When I try to find my adafruit...
Hi All,
I have a general question about the FreeRTOS implementation for SDK 14.0.0.
I've added FreeRTOS onto a basic UART BLE peripheral example that I wrote. I referenced...
Hey Guys,
I'm trying to import an existing Keil project into Segger Embedded, SDK 12.3.0.
I know this link exists which explains importing prior to SDK 14.2.0. However...
In the PS v1.4 pages 13-15 related to the QFN package.
Pins 11, 12 (P0.09, P0.10) are marked with the note '1'.
On page 15, at the bottom, the notes are enumerated:
...
I have a button that will put my device into pairing mode. While in this mode, I want central devices that connect to form bonds so that when not in pairing mode I have a...
Here I document how, in Eclipse, to start two, concurrent debugging sessions to two NRF5DK boards (or other debugging probes) , connected to different USB ports of the same...
Hello everybody,
I have problems with selectivity when I scan. There are 5 peripheral devices with different " DEVICE_NAME " but the same UUID and type (same " ble_uuid_t...
Hi, I am working on a custom board of NRF 51822 driving multiple leds from pin 21 to 30. I am trying to get and transmit the status of all the pins with help of bsp functions...
Hi,
We'd like to implement a feature that allows changing a BLE connection from [central device #1 -> peripheral] to [central device #2 -> same peripheral] (similar to Apple...
Dear friends,
The nRF Connect BLE app is connected with a local device acted as Master. The app supports the configuration of the local device's GATT attribute table, and...
