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,
I am using ble-sniffer_nRF51822_1.0.1_1111_Sniffer.hex as the sniffer and I am trying to see all ble beacons.
Because I have many beacons about (100 in one second...
Hi.
In SDK 14.0 examples, there are two examples for pwm.
I analyzed both example.
pwm driver example source looks like that it use pwm peripheral driver source.
And...
Hello,
I would like to sample the battery level of my nrf52832 DK and send it through BLE. I have started from the example ble_app_hrs for SDK12.2 since the service was...
Hi,
Most of the sections of my application are functioning as I want it to, except these two (step 3 and step 4).
Application:
Connect device (with Auto connect...
I noticed while running a Bluetooth scanner app on my iPad, while testing one of my devices, that it was showing someone else's device in the locality.
What I found strange...
Hello!
I have:
nRF52840-Preview-DK (pca10056)
nRF5_SDK_13.0.0_04a0bfd (s140)
I load **nRF5_SDK_13.0.0_04a0bfd\examples\ble_central\ble_app_uart_c\hex\ble_app_uart_c_pca10056_s140...
I have an interrupt coming in every 50-150 microsecs and I want to measure these intervals as precisely as possible.
I tried this with SDK12.2:
APP_TIMER_INIT(0, 5,...
We're trying to bit-bang SWD to program an nRF52832, and we're running into some problems getting the nRF52 to respond. One theory is we're not generating a high enough clock...
i just purchased the www.xcluma.com/bluetooth-4-0-module-NRF51822-2-4G-module-development-board-ble-4-0 this xcluma nrf51822 module , so how can i progarmme it . which IDE...
Hello,
I've noticed the following sentence in s132_nrf52_3.x.x release notes:
"Synthesized low frequency clock source is not tested or intended for use with the BLE...
I'm following the tutorial in the NRF52840 SDK on setting up a Thread Border Router here and I've run into some issues during testing. For one, I'm trying to resolve ipv4...
Hi,
I'm able to successfully enable Access Port protection, either using nrfjprog or by setting NRF_UICR->APPROTECT register to 0xFFFFFF00 in code.
But I have a problem...
