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...
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...
I'm new to Linux, new to embedded code but 15 yrs experience in Windows development. So, I got this project where I need to interface from BeagleBoard-xm running Ubuntu Linux...
Hi, I'm using my own custom board.
MCU : NordicSemi nRF51822-QFAA
SDK version : 7.2 (I use IAR 7.1 for ARM.)
Softdevice : S110 7.1
Each 3 examples does work with...
i am sending data with the advertising, and the Dongle receives the data. It only receives the data at certain times. 20 sec receiving, 30 senconds nothing...and so on.
...
Good afternoon,
I want to get date and time from the RTC1 and working on the S110.
As the RTC1 counter is just 24-bit long, final counter value (overflow) has to be taken...
Anyone had any success get uCXpresso.NRF working with the latest nRF51 Dongle. I can't seem to get the BLE stack working.
Trying to run this example but the device is not...
Just starting the external LFCLK needs a considerable amount of energy. With my evaluation board it takes about 340ms for the XTAL to get started, which is well within the...
I am only interested in one max bonded device at the moment so I want to replace the old bond with a new bond. Is there an easy way to do this? I only want to replace the...
Hi,
I am try to manage situation when a wrong PIN code is provided from Master control Panel.
Using an NRF51822 with S110 I receive this code:
BLE_GAP_SEC_STATUS_CONFIRM_VALUE...
Hi,
I'm trying to communicate between a stm32f4 (spi master) and a nrf51822 (spi slave). I have configured the MISO, MOSI, CS and SCLK of the nrf. I use the spi_slave_example...
I'm using SDK 7.1, PCA10028 eval board, SD310 2.0.1
My application has no display, and a single button for input. I want to prevent bonding until the button is pressed...
I use Eclipse, gcc and OS X to compile.
I had FW working just fine with SD 6 and SDK 5.2. I recently tried to upgrade and ran into many problems, but the latest is the...
