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...
Inorder to create a c++ wrapper in nordic SDK , i have to
change the Makefile so that it can compile both C++ and C.
in the example the makefile already has gcc added but...
I would like to have BLE using 51822 and audio using a separate BT classic chip on my device. Are there any products in the market that use separate BT chips for LE and classic...
Hello everyone,
I would like to ask that when my project will get the event(BSP_EVENT_SLEEP、BSP_EVENT_DISCONNECT and BSP_EVENT_WHITELIST_OFF)
With the example,in the...
Hi,
I am evaluating the NRF52 with PCA10040 board and nRF5x_SDK_11.0.0.alpha.
I want to create Wave Forme as below.
Out[0] pin transit low to high at compare 0, Out...
I noticed S110 is not listed as supported by nRF5 SDK11. However, no supported SoftDevice seems to offer the same functionality as the S110 (Peripheral only protocol stack...
Hi,
in SDK v9, i tried to compile the bootloader example, but:
/usr/lib/gcc/arm-none-eabi/5.3.0/../../../../arm-none-eabi/bin/ld: region `FLASH' overflowed by 6944 bytes...
Did anybody know how I could determine the connection interval for a established ble connection between an android (4.4) central and a (e.g. nRF51822) peripheral?
I've been having a little bit of an issue trying to parse UART data that I am receiving from an external device.
Where I'm having issues right now is comparing an incoming...
Every 10 packets send; it will have at least 1 packet with 1-2 bytes corrupted data.
The configuration as below:
data rate: 2Mbps
channel: 7
Prefix0: 0xE2
BASE0...
Hi,
We have an application that can run in two modes. The mode is selected by setting the GPREGRET to 1 or 0 and restarting.
Currently we are running this procedure directly...
Hi,
We are developing a product using the nrf 51422 where the power source is a 3 phase generator.
We rectify and charge on a supercap where the uProc is being supplied...
Please correct me if I'm wrong but my understanding is that unused RAM banks can be disabled to reduce quiescent current.
My first question is what is the current consumption...
Hi,
I'm using RTT debugging with soft-device " https://devzone.nordicsemi.com/tutorials/6/debugging-with-real-time-terminal/ " , I'm able to print few messages, after which...
