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...
It doesn't look like ppk is in the Nordic github, so leaving this here:
On linux, ppk v1.0 work great, but v1.1 hangs and takes forever to draw the windows. I traced the...
Hi,
I trying to use the AES ECB driver on nRF52. When I init the NRF_ECB->ECBDATAPTR with AES data system just panics. Not clear what's happening.
However the same piece...
I am using the PCA10031 dongle. When I connected it to my pc (Windows10), I got a message in after starting Master Control Panel3.10.0 saying a firmware update for "J-Line...
Hi all,
I have compiled the ble_app_hids_keyboard example for a nRF52832 on a Laird DVK-BL652 breakout board.
I have a tablet running android 5.1.1 and the nordic nRFConnect...
Hello Team
I am facing one problem ,regarding DFU service
I did my first DFU experiment on Nov 2017..i did as per below guidelines
devzone.nordicsemi.com/.../
It...
I followed the this tutorial and this tutorial step by step. And I have accomplished all the steps successfully. But the problem is, my .c and .h files(such as main.c) do...
We are encountering problems with the nRF52 resetting during ESD testing. We have a reset button external to the chip, the trace to which we suspect is acting as a receiving...
Hi again,
I have advertising up and runnnig and can connect to my server through the nrfConnect app.
However after ~39-40 sec(every time) the connection is lost with errorcode...
hello,
my application involves sd132 2.0.0, sdk11.0, nrf52832.
i am using app_gpiote, sd and timer(as mentioned in this ).
i am using gpiote to detect a tamper.
the...
Hi alll,
I wanted to use a encoder for measuring rotary motions. so i kept a magnetic encoder named AS5601 which uses I2C communication and i have never done anything on...
Hi, everyone,
We are developing the project on nrf52832 where this device "plays" both central and peripheral roles.
In the central role the device activates the scanning...
Hi,
In my application I am creating one more custom service using UART service. I have created new files named ble_nus1.c and ble_nus1.h. In these files I have changed...
I have been having issues with our Flash component ( S25FL256S ) over SPI with the nRF52832 using easyDMA. When reading out values of a peripheral, the returned contents are...
Hello,
I am working on the project as CDC Example.
When I make CDC communication with the nRF52840 in my Windows Tool,
We confirmed that communication was not possible...
hi,
My program used total 10 app_timers, like this APP_TIMER_DEF(connect_timer_id); APP_TIMER_DEF(scan_timer_id); APP_TIMER_DEF(standby_timer_id);
I don't know how to...
