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...
power_manage function is required always? Or its required if i want to go in the low power Mode?
Can i comment out power_manage during development stage?
Here Hung Bui (@hungbui) gave the good answer how to use bootloader with new S120 v.2.0.
I'm sorry, but can anybody check is I have a right settings on the Keil uVision...
Hi,
I need to send(using BLE) large amount of data's, which are collected by the accelerometer sensor for 1 hour. I have an external NOR flash where the accelerometer data...
While I am waiting for my hardware I wanted to test the control panel with my Xiaomi Mi Band.
But I only get a single horizontal line in the RSSI Graph..
As I read this...
Hi,
I would like to change device name more than 4 characters but I've found an exception of error code 12 (Data size exceeds limit) that return from initial of adverting...
Hi there
I started with an empty ble_template and added my own custom service emulating the batterey service, with all the same functions etc. Using master emulator i can...
I have a project in which I've started from the proximity app example code and added some UART stuff using app_uart.c. The linker is giving me this error immediately after...
Hi,
I'm trying to get an iOS app to connect to a Nordic BLE device. I'm a firmware guy with little app experience but I have gotten a app to work based off the code presented...
Hi,
Im new to BLE and still trying to wrap my head around things. I am using the both new nRF51 DK and nRF51 Dongle for testing at the moment. I know that the old dongle...
I would like to have track time of the day in my peripheral (s110)application. I understood that RTC0 is used by Soft device. RTC1 is used by app_timer application. I have...
hi nordic:
thank you for your great support!
question 1:
App: LightBlue in iOS.
when app scanning for perpherals ,i have found my device,show as "measurement…."
THEN...
Hi all,
I had a working TWI connection combined with BLE advertising. When
I added uart code for printing to putty this TWI connection was no longer functional.
So...
Hello,
I am currently working on a project and I would like to add some security to my device by preventing services from being discovered. Ideally when a user connects...
Hi
I am trying to use the internal ADC to capture an analog value every second. For this I use a timer to wake up every second, start the ADC and go back to sleep.
I...
