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...
Greetings, we're currently working in an application where we need to connect different peripherals to a nrf52832 for a wearable device. Each of these peripherals uses a different...
Hi:
i write very simple BLE App, it used open link. No security/encrypt. 1 service with 2 characteristics.
tx(serviceTXID, rxBuffer, 0, sizeof(rxBuffer), GattCharacteristic...
Hi there,
I wonder why I have to flash my nRF51 DK using mbed build first to make the SDK build work?
I received my 2 nRF51 DK today and I tried the first one in the...
Hello
I am new to Nordic's product line. I would like to know if there is a recommended Bluetooth 5 SoC for wearable products that require years of battery life. For example...
Hello, I am trying out my pca10028 board, with s110 and my updated ble_app_uart expample. I am trying to detect a link loss: board advertises as peripheral connects with android...
Hello,
I work on module BLE LAIRD BL652 and I'm a BLE peripheral. I have tried to make a BASIC program for advertising while in a connection but without success.
As...
Hi,
i am creating a new project iar workbench 7.8 with SDK V8.1.0 and softdevice V8.0.0 using custom board nrf51822 ic revision 3 (QFAAH00),clock source as "NRF_CLOCK_LFCLKSRC_RC_250_PPM_8000MS_CALIBRATION...
Hello Sir,
I am designing PCB using nRF52832 SoC it is very small and operated on AA battery source.
So please recommend me for reverse battery voltage protection diode...
Hi Guys,
Me again. I was thinking someone could provide some suggestions on my understanding of the BLE connection ( porfile, GATT, characteristic,value, etc...)
I finished...
I had successfully write a structure data to fds. After which, I would like to update the same file and record key with new values of a structure. After updating, I will read...
Imagine I have developed a MESH made up of 50 Relay Nodes and I say only Relay Nodes because any of them must be able to relay and also able to initiate a message. In my application...
Hi,
I am making a GPS tracking system using NRF51822-QFAC. I am using 2 UARTs, one of the (external) GPRS IC and one for (external) RS485 communication.
The UART peripheral...
HI,
I tried to compile Thingy v2.1.0 with keil. And sereval file are missing.
Actually i work with your SDK 14.0.0, i find so many missing file, but not all.
Can...
Hi,
I am currently testing with a USB MSC example .
FATFS_QSPI is disabled because the file system is not used,
Subclass has also been modified to 0x06 -> 0xFF.
...
Hi,
I am implementing experimental_bootloader_secure_usb code example on PDK PCA10056 V0.9.2 using Sdk v14.0 and also tested with Sdk v14.2 but in both cases Windows 10...
