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...
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...
Hi,
I am using central s120 with peripheral s110. The connection to the peripheral is depending on the name advertised by the peripheral.
When connection is done, the...
Hi,
Is it possible to use SPI master on nrf51822 in 9bit mode or shall I use bitbanging?
I have a slave (SSD1306) that accepts only 9bit words.
Thanks,
Sergey
I'm trying to DFU the softdevice (supplied 7.0 hex file) using bootloader example in SDK 6.0. I wrote my own OSX application to do that by parsing the hex file and sending...
i need to display my scanned response data in android application along with the device address.for displaying the device address getaddress()function is there in android...
Hello,
I am trying to ecrypt some data in order to send some data encrypted in the MINOR and MAJOR adverts of the device.
I used this code to ecrypt the data ( this is...
I added a way to go from a running application into DFU mode using a custom characteristic and GPRETEG. However, CoreBluetooth caches services and characteristics for each...
Hi all,
I'm designing my own breakout board for nrf51822 and want to use the mbed platform for it. I was able to make the board work with a very simple, blinking-LED program...
Hello,
I am a newbie of Bluetooth development. I have a question that what is the difference between ACI (Application Controller Interface) given in nRF 8001 and HCI (Host...
Hello,
I have one Eval-Kit (v2.2.0) and I had no problems with SDK5.2.0 and demo programs defined in nRF51822 Evaluation Kit User Guide v1.2. Now I have installed SDK6...
Hi,
On a nRF51822 (QFAAG0) with S120 softdevice (using the recent PCA 10001 v2.2.0 board), i'm trying to perform these operations successively:
a simple RSSI scan...
Hi,
i use anRF51822 with soft device 7.
I run the UART app on my iPhone 4s with ios7 and on the nrf51822 board the ble_app_uart with keil uVision5.
Both devices connected...
Hi,
I want to use the AES of 51822 and I have read the nRF51_Reference_manual,I cann't find any demo about AES in SDK.Do you have the demo code about 51822 AES encryption...
Help please! I've been using the nrf51822-EK for several months. Everything has been working well.
I updated my SDK in order to be compatible with S110-SD-v6. Everything...
Hello,
I upgraded nRFgo Studio software to version 1.17.0. Installation goes OK but the application crashes every time I try to launch it after installation process.. Then...
