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...
Hello,
when starting a new project I took the nice Heart-Rate-Example which works fine at my PCA10040. Then I started to add services and characteristics by copying and adapting...
As the tittle,can anyone tell me how to save data to the flash with nRF51822 ? I use SDK9.0.0 and S110. before I turn off my machine, I want to save several parameters to...
Can the SoftDeivce flash functions ( sd_flash_write specifically ) be used after the SoftDevice has been disabled? If so will the events still be sent to the handler or will...
each time my program start, I get the error m_evt_schedule_func error 4
what's the cause of this error? is it because I spend lot of time on the handler??? the handler...
I am trying to program a nRF52328 present in the Taiyo Yuden EYSHJNZXZ module. I am using Keil v5, nRF sdk v 12.3, soft device 132.
I get the following error when I try...
I've read through a decent amount of the BLE Mesh spec sheet(s), but I still have a few things that I'm not completely sure on. If someone could answer even just a few of...
Hello, Dear Nordic Development Team,
I recently developed android application for detecting nRF51822 beacon which is working as a peripheral. I was trying to launch an...
Hi All,
I would like to make bluetooth data collector with a serial line. There are max 16 bluetooth devices on the air where I need to collect data. There is a PC which...
Hi;
I was trying to run example project ble_app_hrs_freertos from SDK 13.1 (softdevice 4.0) using the IAR project files (compiler 8.11), and the ble output does not yield...
while i am trying to scan my ble device i have seen the following screen on my nrfconnect app. so i have a doubt in the screen , please let me know what is mean by the "BrEdrNotSupported...
I recently use the uart with nRF51822，but I can not find the APP for Android，can anyone give me a link ？I have no permition to download from the official website
I am trying to use read/write authorisation on a characteristic in order to get/set a connection specific value of a characteristic
I am am having issues getting the new...
Greetings,
In my application I have another device (STM32) communicating to a NRF52 via UART. When the STM32 needs to be reset, the NRF52's RX pin is pulled low. When the...
