I'm trying to design a very low power sensor that takes readings using ADC and SPI 200 times a second. I'm a bit worried by the current EasyDMA uses (1.1mA). As far as I can...
Hi, I am working on a project where I want to make one nrf51288 chip as central hub and connect that to a android phone and other salve nrf51288 .
idea similar to this: ...
Hi,
I have a code programming the nRF51422 development board to write to a Sharp Memory 96x96 pixel LCD screen using SPI.
Currently the code writes two numbers and a...
I've modified the ble_app_uart example by adding GPIOTE so that the transmitter sends a character to the receiver when a GPIO pin is toggled. This part is working well.
...
Hi,
I am working on my hardware product having nRF-51422 chipset. I just came to know from forum post that
nRF-52 chips will get arduino IDE support as standalone. I want...
Hi!
I've been using PCA10028 for a long time and I had some bricking issues but I've managed to un-brick it with "nrfjprog --recover" and everything would work again. ...
I want to build nrftoolbox app in android studio. I downloaded the zip file from the github website and also the required dfu library. I unzipped both the files in a folder...
Hi,
I would like to interface ICM20948 with nrf52832 and communicate over TWI or SPI. That thing I don't understand is the logic voltage of the bus. In nrf52 specifications...
Hello,
I went through the instructions in the Getting Started Assistant to setup nRF Connect SDK for Linux but I am getting the following error when trying to build a project...
Hi,
I am programming nRF52840 dev kit (SDK16) as a peripheral with S140. Smartphone is central.
data needs to be transferred between both.
I need the dev kit to consume...
Hello, I’m using nRF52840 with SDK 16 and SD 7. My purpose is to save as much power is possible using high-frequency clock (32MHz) only during periodic duties and BLE activity...
What are best practices for updating an nRF52832 via UART from an nRF52840? There seem to be at least two problems to solve:
Transmitting the 832 image via BLE to the...
Hello,
I'm measuring the idle current using a PCA10040 DK, SDK v16.
Finding that the idle current is about 3uA (which I think is correct) after any debug operation like...
Our setup is using a NRF52832 with SDK15.0.0.
While working with a time sensitive external circuit where we both sample the state of the GPIO and enable LDETECT on it...
I have just received my nRF52 development board and I have tried to program one of the pre-bjui;t examples (Blinky). The USB drive on the board appears and if I drag the hex...
Hi,
I'm using an application with FreeRTOS , nRF52833, SDK 16.
When I'm trying to get it into low power (sleep mode) the system still consumes ~4mA
In vPortSuppressTicksAndSleep...
Hi,
I am starting with PPK. Tried some measurements on ble examples and looks like i am doing something wrong. I have aproximatelly 7mA during advertising. Am I doing something...
Hi,
i have load existing program to new nRF52 module. But it shows NRF_ERROR_NO_MEM.
Same old module doesn't show this error. i also reload the soft device. But no improvement...
I'm looking to implement the following security schema:
The peripheral does not have a display nor input capabilities
A smartphone will connect to the device
The peripheral...
I can use the nRF Sniffer to capture packets , but info "Empty PDU" is more and more, I want filter it. Please kindly help me how to operate it. Many thanks!
Hello. I have 3 peripherals connected to 1 central. The BLE_GAP_EVT_TIMEOUT event occurs in Central. Occurrence timing is random, p_ble_evt->evt.gap_evt.params.timeout.src...
Hi,
We are developing a solution with our partner company based on nrf52833 using S140 softdevice.
I would like to change the advertisement power after every advertisement...
