Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
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...
we have created ble mesh, and data through ble nodes is passed every 5 seconds, but nodes gets disconnected with reason BLE_HCI_LOCAL_HOST_TERMINATED_CONNECTION?
please...
Hi all,
I am choosing a oscillator and my choice was a 16MHz stability +-9ppm, tolerance +-10ppm, 9pF
my FAE gave me the hint to use a 32MHz which is stability +-20ppm,...
Hi,
I have my BLE services arranged in different .c files. If I change anything in these files and compile (using Keil uVision 5) and load the program, it seems like the...
What is the designed (/actual/required due to the specification) behaviour of the Bluetooth stack S110 when notification packets are queued and the CCCD controlling the attribute...
I am looking into using Internal RC instead of External Oscillator (with softdevice on).
The function ser_app_hal_hw_init() uses Xtal clock source by default.
...
Hi, everyone. What is the meaning of datasheet "section 8.5.7 Antenna matching network requirements"->15+j85 ?
Whether is that we can caluate the 50o with the data?
bonjour , j'ai essayé de communiquer deux pca10028 en utilisant l'exemples " transmitter_pca10028 et receive_pca10028 " mais l'experience a echoué je sais pas pourquoi sachant...
Hello,
I'm testing current time service client example on SDK 8.0.0 with iOS.
After connected the devices, iOS show confirmation to pairing.
When I canceled this or...
After enabling and starting the watchdog timer (RR0), how can it be disabled?
This following code does not work :
NRF_WDT->RREN &= ~(1 << WDT_RREN_RR0_Pos);
Neither...
Hi,
I use s120 stack and ble_app_multilink_central
I use function sd_ble_gattc_primary_services_discover(p_client->conn_handle, start_handle, NULL) for discover services...
The sniffer software doesn't seem to find the device on either of two different PCs here, and I'm not sure what we could be doing wrong.
The installation steps were the...
Hello,
I have recently got a n5 start kit nRF51422. I went through all the set up procedures in the user guide, installed all the correct programs/drivers etc.. My unit...
Hello.
I am looking at the schematic of the nRF51422 USB dongle development kit. The pin P0.30 of the microcontroller is attached to ground. As the pin could potentially...
I'm writing a PC utility in Visual Studio to connect to BLE devices. I'm using the PCA10000 and MasterEmulator.dll. I'm able to discover the services and characteristics of...
