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...
The below source is mine.
ble_app_beacon.zip
I know that it is possible to display the information in the manufacturer data or service data.
I chose which manufacturer...
Hello, I'm working with the EK PCA10003, that has the NRF51422. I'm trying to read the information of the accelerometer MPU6000 with an ISP interface. At the moment I cannot...
I'd like to use the GATT/GAP driver from an ARM based Linux system. Is there any possibility of getting a library compiled for ARM or (cough) the source code to build it myself...
I am trying to write my firmware in mbed instead of microvision. I have my own custom PCB w/ the nRF51822 and use SPI with different GPIO pins than the standard ones.
My...
On the following code I have a packet of 6 bytes that I write to a buffer. I pass the buffer as read_packet function argument. When optimized, the code doesn't work. I only...
It is possible to run easily a SoftDevice stack (e.g. S110) on nRF51422 using an accurate 16MHz external clock reference for HFCLK instead of an external 16 MHz crystal oscillator...
hi, nordic staff.
i'm working with s120 v1.0.0. and i recognize that the transmission and receive buffer is only one for every connection(up to 8 simultaneous connection...
First, I flash the softdevice, then I flash the bootloader, then I use a smartphone app to upload an application to the device via BLE.
but, The first operation only. When...
Hello Nordics.
I developed a device that display a navigation information using s110 (nRF51822)
My device receive the road information by an application.
But, when...
Hi,
I'd like to get a timer with 1ms interval or higher resolution, and found some questions about this:
If the app_timer is used, looks like we only can get minimum...
Hello Everyone,
Scenario is i am getting some commands from Master(Android based Mobile App) to start some function , After i get the commands i disconnect from master...
Hello,
I tried firmware over the air update with mbed using the compiled bootloader hex file and it works pretty well.
However, I am back to GCC with softdevice 7.1...