In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
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...
Hello,
Currently I would like to add a functionality to Bluetooth Low Energy App (BLE). I have a bluetooth slave device that require a specific sequence of sending string...
So, i have been trying to perform a DFU over serial using the method mentioned here by Hung Bui.
Here is a summary of what i did:
- build and flash mcuboot
- build and...
I am using pc-nrfutil to perform FW upgrade (transport is serial), The target is custom board with 52840 processor, running Bootloader adapted from the SDK.
For most of...
I've configured the SPI with DMA module as in the code below.
I've loaded the tx buffer with sample data and start the transaction; however, I'm not reading anything either...
Hello,
I have been working on porting the BLE UART PHY S erialization to the STM32L476 (with a Nordic NRF52832 Dev Board and STM32L476 Nucleo-64). I have read the porting...
Dear Nordic,
Running BLE mesh sensor network with multiple servers and a single client linked to a gateway.
SDK: 16.0.0_98a08e2
SDK Mesh: v4.0.0
nRF52840
The client...
I'm attempting to using pa_lna_setup(), specifically the softdevice function sd_ble_opt_set to enable/disable the radio and an external amplifier. My application is a custom...
Hi All,
Im trying to flash the pre boot-loader from here github.com/.../releases
to my nordic usb dongle.
hex-> mdk_nrf52840_dongle_bootloader-0.3.2_s140_6.1.1.hex Im...
Hi Team,
We are using the uECC library for ECC Functionalities, while connecting the debugger we are getting the pop up message like "not finding the source file".But while...
Hello guys,
I have nRF9160DK board here with me and the nRF Connect SDK v1.3.0 environment installed. I want to connect to AWS IoT Thing through the MQTT connection.
I...
When I was testing USB on SDK16.0 with nrf52840, the gateway acted as the host, the following scenario 1 worked abnormally, and scenario 2 worked normally.
Scenario 1: When...
I am using NRF5 on an NRF52840 board, building under GCC. My application needs FreeRTOS and I also need to be able to use stdlib functions such as printf() from any RTOS task...
Hi
I am reading the Irms and Vrms data from the register 0x20 so i am using nrf_drv_twi_rx(&m_twi, ACS71020_ADDRESS, m_sample, sizeof(m_sample)); where we specify only device...
Dear DevZone,
I developed an application based on ESB wireless communication protocol for the nRF52840, and I would like to perform an OTA DFU with it.
I read in this...
This has been noted a couple of times but your treatment of bit fields is just wrong in the bootloader. It not only disagrees with the documentation but it's so flawed that...
