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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
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...
