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...
Is there a way for firmware running on the nRF52 to detect the presence of a SEGGER (or other) SWD capable device? I've looked through all the nRF registers but couldn't find...
Hi all
Our application, built on the NRF51822 Rev. 3 and the SoftDevice S130 V1.0.0, uses the UART0 with 115'200 baud, 8N1, to communicate with another controller/PC. Hardware...
Hi, In my project I want to read data from i2c and update in advertising data and the board need to advertise without time out (i.e 24x7) for these I take advertising timeout...
Hi,
I am new to the BLE profiles. I am have to send the TMP007 temperature sensor values to mobile APP using BLE HTS profile. for this I am using sample example of nrf52...
My customer offered the P/N#NRF51822-CTAA to us, I tried to find informations on it, but on your data sheet I can only find code QF, CD, CE, CF, nothing on CT. Is NRF51822...
Hi,
I have question related with some parameters of BLE transmision.
Connection interval in my project is set to 10 ms. Peripheral sends a notifications whenever the...
I have the nRF52 dev board and a stand-alone Segger J-Link (not the one that's on the dev board) connected to the nRF52 through the Debug In header.
The firmware that gets...
I'm new to the NRF5182 and I am currently working on a device where I need to wait for the tx register to send all data before i continue the flow of the program. However...
I'm trying to port your eddystone sdk to GCC. At the moment it is already compiling, but when calling softdevice_enable I get 4 as error code. If I'm right, this means NRF_ERROR_NO_MEM...
Hi,
This time I am trying to work out the UART example.
I got it to the point where it is advertising, but the advertisement is wrong.
When I check with an Android...
Hi,
I have not yet experienced well on the design and development an application using nrf51 series. Your help will be very useful for my work. My question is as following...
Hi,
I have some problems with functions sd_ble_gap_disconnect and sd_ble_gap_adv_stop.
I got critical error when i try to disconnect or stop_adv and my phone is connected...
Hello,
In our application we don't allow bonding. Therefore I'm not allowing the application to send peer data to the bootloader using dfu_app_peer_data_set()...Therefore...
