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...
Hi,
How does the advertisement filter policy work?
I tried both BLE_GAP_ADV_FP_FILTER_SCANREQ and BLE_GAP_ADV_FP_FILTER_BOTH, but this doesn't restrict other devices...
Dir Sir. I am checking the current profile of nRF24AP2 in RX mode.
After "open channel" command, I found the peak current at 10ms interval until connection pass.
How does...
I just purchased an mbed developer kit and I am looking for the source code for the device. I want to write an iOS app to interface to this device via BLE. I'd like to have...
Hello,
I am using Nordic's UART service to communicate with my project. I use iOS and also Master Control Panel (with a dongle) on a laptop.
I have two questions:
...
Using ble_app_hrs running on a PCA10004 (nRF6310 motherboard + PCA10004 which uses a PCB antenna), the achieved range at +4dbm (<10m) seems to be short. Master Control Panel...
I think the new MCP might have a bug somewhere. I have not been able to find out the exact sequence on how to provoke it, but I have to restart the application more often...
if I set BLE_GAP_CONN_SEC_MODE_SET_OPEN, I can get data,
but if I set BLE_GAP_CONN_SEC_MODE_SET_ENC_NO_MITM,
Three different even sequences happened, only one sequences...
Hi,
I disconnect the BLE by calling *sd_ble_gap_disconnect*(), and found that it run to *app_error_handler*() after the BLE_GAP_EVT_DISCONNECTED event occured, and I don...
I program the nRF2727 module with the "Block readback of mainmemory" seleted using nRFgo studio tool.
After that, I can still read out the content of flash. What's the root...
As per this thread: devzone.nordicsemi.com/.../question-regarding-hfclk-control the SD stack takes care of HFCLK, however as fas as I understand HFCLK is also responsible...
Hi,
I use the DTM for the production test, I use the transmitter test ,with canal 19 (frequency = 2438MHz).
What is the tolerance of the frequency do you recommend (Min...
Hi all
i am working on Student Response System in which there multiple Transmitter and one Receiver and i want Receiver(nRF24lu1p) to behave as HID device.
Can any one provide...
