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 developing a ble applications and am unable to get pins 9 or 10 to work as gpio. I understand that this is because, by default they are used by the NFC.
...
How do I limit the number of peers that are stored in the peer manager? I don't see a configuration variable. I don't know the addresses of peers before hand, so I don't think...
Currently, I am trying to develop nrf51822 ( MDBT40 ) using Nordic SDK v12 (S130). The programmer I used is DAPLink from RedBear .
I am wondering how to make program to...
Working with the NUS, I sometimes see ble_conn_params_on_ble_evt getting called in a way that will cause the data being passed through NUS to stop. Not all the time, just...
Thats the problem.
On Windows7, 64 bit, with the Bluetooth Stack from the USB BLE-Stick happens the following:
Windows (master) initiates the connection, sends a security...
Hi, I'm using nrf51822 and using SDK12.3 ble_app_uart.
My purpose is sending data using BLE module like this:
Custom Board -> BLE Module -> Android Phone.
It works...
Hi,
I am using 2 nrf51822 devices. one is central and other one is peripheral. I am using s130 softdevice.
When i was trying to connect NRF51822 to other nrf51822.
i tried...
Hello All,
I am working on nrf52840 trying DFU OTA by following steps provided in this link github.com/.../ota-prog.md . where they have mentioned to install python all...
Hi Nordic,
I've used a GPIO of the NRF52832 to drive a FET circuit which latches off the battery, however as the board voltage collapses I see a short pulse on the GPIO...
In single bank mode, need upgrade bootloader by DFU. Performing below procedure, APK shows "transfer complete". Application on target device is disappeared, but bootloader...
Why does the nrf connect app on Android need my location services enabled for it to work? I believe that is the case for most (or all) of the nrf apps in Android.
Hello,
I am using nRF SDK 12.2.0 , with nRF52832 on pca10040 hardware, and working with the example in examples/peripheral/spi/main.c to develop a driver for LIS2DE12.
...
I've read as many posts regarding changing the ble connection interval as I can find but so far have been unsuccessful changing the ble connection interval.
Below has been...
