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
Just few quick questions. What happens to the S110 Softdevice after the APP_ADV_TIMEOUT_IN_SECONDS period?
I'm using the nRF51 DK and the ble UART example and I...
As I am using nRF51422 EK (Evaluation kit), would like to know how to test with BT2.5 or lower version. Is this has backward compatibility. As when I give option of FLAG other...
Hello
I'm having difficulty in executing an GPIOTE interrupt during a BLE connection event with the nRF51 DK. The interrupt I have works fine when the softdevice is advertising...
If I set the centrals connection intervals values higher as a specific value it won't any longer find/connect/enable notifications on my peripheral.
0x00A0/0x0050/ 400...
After running the advertising_start () function in the sample software.
I set the breakpoint by Keil MDK-ARM v5 and stopped executing.
Afterwards, reset is generated!!
...
Hi,
I am using a gpiote interrupte handle function to send a notification to the master,but I find when the sd_ble_gatts_hvx() function is used,the interrupte handle function...
I have successfully completed dfu using android app, but if anyone can help me with example program so that i can perform dfu using program instead of using toolbox app, please...
On the XLR2 chipset I am seeing that if the RTS output follows the state of the CTS input.
When I load the same firmware in a XLR then RTS does not follow CTS
Hi, I am evaluating the use of ESB(without Ack) and BLE as a possible solution for my project since i have no use of Ack and in Gazell it is mandatory to use Ack. I had heard...
I am working with the nRF8001, and I'd like to create a services.h file that will let me broadcast battery level and as well as allow temperature to be read by a peer.
...
Hello,
I'm drawing schematic with nRF51822 internal LDO. I'm wondering what is the regulated LDO output from nRF51822. I need to connect that with peripherals in stable...
We are using ANT with the nRFgo motherboard as base station and want to broadcast a signal over the largest range possible (> 100 m) to several mobile devices using the Dynastream...
I am designing a ECG monitor device. The data rate is less than 50kbps. I was planning to use BLE for the device design. But I read some documents that say BT classic is a...
Hello,
My 10031 dongle worked perfectly up to the point where I flashed it using MCP. I was able to run simple programs such as blinky, but now I cannot revert to the previous...
