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...
Hi, Everyone
My development environment is sdk15.3, nRF52840, Keil complier
The link error file is attached below.
Also I am going to use AES-CBC method.
Which example...
I'm experimenting with the USB MSC example (SDK 15.3) on my nRF52840 DK. It seems to work well in the polling mode as delivered. However, when I try to run in interrupt mode...
I have a serial port set upp with the serial port library like this:
#define UART_PIN_DISCONNECTED 0xFFFFFFFF /**< Value indicating that no pin is connected to this UART...
Hello,
I am trying to get started with the 9160-DK. So far it does not seem similar to the 52840 so I decided to take to the "Getting Started Assistant" within nRF Connect...
Hi, I'm using nrf52832 and SDK15.3. And I'm using the ble_app_uart example. The device will go to sleep mode if there is no connection for 3 mins.
My questions are:
1...
I'm calling sd_ble_gap_adv_start after a connection disconnects to start advertising again and it's returning err_code 12... which is NRF_ERROR_DATA_SIZE. However, the documentation...
Hello,
I am currently working on a project that involves the host device to send configurations parameters over to the device. I was hoping the connection between in device...
Hello All,
We working on OTA features with nRF52810 using sdk16.0 . When we are trying to upload the firmware zip format through mobile its giving error "upload failed:Insufficient...
Hi,
I am new at mesh .I use SDK UART coexistence example to test, and I can scan Ble uart demo by nrf Connect APP. But I can't scan Mesh node by nrf Mesh APP. I've been...
I am trying to program the Nordic nRF51822 MDBT40 Series module to communicate to an STM32 processor chip. The way I understand the procedure is as follows:
First, I must...
I want to use mbed TLS backend in BLE stack.
For example, BLE controller will use AES(hardware accelerator, I think) to gennerate link key and encrypt.
I know that SoftDevice...
I am trying to step through the code of an example of the nRF5_SDK_16.0.0 on the nRF52840 board.
I downloaded the latest version of Segger Embedded Studio (v4.30c) and I...
Hi,
Working with hx711 library and want to add some function for taring. I have a problem that when i run my simple taring function, the function returns 0, but it should...
