I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
What will be the real time effect if we give high value to Tx rather than keeping default Tx value as '0' ? Will it increase signal range?
Regards,
Ashiq Mohammed
I need nRF connect & toolbox on my iphone to do evaluation.
There is nRF toolbox, nRF Beacons but no nRF connet in App store.
Where can I find nRF connect ?
thanks ...
Hi.
Why longer advertising data destroy device ?
When I set length of advertising data to 20bytes in advertising_init(), device will crash and I can't download new firmware...
Hello,
The sd_softdevice_enable returns 8 (captured with my jlink probe), how can I investigate please ?
Configuration:
SDK 15.0.0, SD_132_6.0.0 with bootloader
In my application, I use the peer manager that has called the fds_init function, should I call it again if I want to use the fds to store my data. Will the peer manager use...
Hello Everyone,
I am using Nordic's Power Profiler Kit to estimate the current consumption of an external board. I have been able to configure it properly and getting results...
On nrf52840 I get a current of ~10 uA while sleeping. At the moment I don't run any code and don't start up the softdevice. I go directly to sleep with __WFE(). The result...
Hi All!
Faced with big problem with SCANNING procedure (nRF52840)
We have a BLE network : one CENTRAL and up to 6 PERIPHERALs can be connected simultaneously to the CENTRAL...
I want to detect high to low transitions on 28 GPIO independently. I've read in other posts you can configure 4 pin interrupts or a port interrupt for all pins, but I'm not...
Hello,
I am currently experiencing some problems, when i try using RTT output and the internal clock.
When using an external crystal, everything is working.
The following...
I am working on Ble tutorial of serivces, In step1 they mentioned to declare m_our_service of type ble_os_t. how can I declare that ?I am not sure to consider m_our_service...
Hello
I have been trying to use this repository: https://github.com/NordicPlayground/nrf51-ADC-examples and upon building, i get several errors due to certain header files...
Hi,
I have a Serialization connection working between a Nordic nRF52 CPU (slave) and an NXP CPU (master), using SPI.
The NXP is starting/stopping a BLE Scan on the Nordic...
Hi, I have some questions about the memory map, ram usuage and linker config for the secure bootloader when used with the S332 (4.05 sd_req 0x94) softdevice. I have tried...
USB Virtual COM
Until now, the development has been done by sending the commands via a USB virtual COM. The received buffer of int is processed and sent to the function...
