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...
Nordic51822 no external 32.768 k of crystals in the routine what configuration
Use this routine
nordic\nRF5_SDK_12.2.0_f012efa-3d\examples\ble_peripheral\ble_app_bps\pca10028...
When I am stepping through my application code crashing at
memset(&cccd_md, 0, sizeof(cccd_md));
"Setup information:
IDE: Using IAR
Device: nRF52832
Soft...
I'm using the NRF51822 for a project that will be powered by a lithium battery. I'm wondering if it would be safe to use a diode ( such at this one ) to drop the 4.2V LiPo...
This question has to do with the observed "recursivity" of the calls to "app_sched_execute" in SDK13 as described in the previously asked question below:
devzone.nordicsemi...
Hello,
For BLE, there is always an ACK in link level no matter it's write/read/notify/indicate.
How about 2.4G proprietary mode? Is it possible to just send a data without...
Hello,
I am using the nrf52832 with SDK v12.3 and PCA10040. Not using any soft devices, nor the RTC. The program is intended such that timer0 is set to toggle a pin (P0_11...
Hi,
We are working on Automotive project using nrf51824. below are some queries ,
We are basically want to use the chip as a Bluetooth to Kline(using Uart) bridge ....
Hi,
we would like to start a new product (update a design) and add Apple Homekit feature because ""Apple will now allow any registered developer to start building a HomeKit...
As i am new in embedded programming,I was trying to connect MPU 9250 with nRF52 DK by using given examples. now it is showing error
#error "No MPU defined. Please define...
i'm new in BLE, now i have project with nrf51822 and sdk 11.0.
in chip arm like STM, MPS or PIC, avr. when byte come, we have a flag set 1 to notice that there is one byte...
Hello,
Is there any way to check if the bluetooth is connected after NVIC Reset?In our project when we get a specific command from the UART, NVIC reset is done.After the...
I've run an mesh example of light control with three 52832DK board.There are some question.
[1]Now i want to add uart function to the example,then i can send msg without...
