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...
Hello,
About RTC module, Systick and SoftDevice.
Does SoftDevice make use of RTC module events ?
Does SD also make use of ARM SYSTICK ?
Note : we do not use FreeRTOS...
I have implement an in-app DFU procedure based on Nordic's dfu ble service. The images are saved into external norflash and then control is passed to a bootloader which validates...
Hi
This is my code for antenna switching. I've got 8 antennas I want to switch between.
NRF_RADIO->PSEL.DFEGPIO[0] = 0x00000011; //(P0.17) NRF_RADIO->PSEL.DFEGPIO[1] ...
I am using nRF52832 on my device. I have used SDK13 and softdevice 4.0.5.
On any iOS devices I can scan and connect in the nRFConnect app.
On an older Samsung Galaxy S5...
Hello,
we need some advice to choose the right TX power. We still wonder if TX power +4dBm is the best choice or better use the default 0dBm.
Here is some background...
Hi,
We are working NRF52832, SDK15.3. It works properly in debug mode but when I build in Release mode it is not working.
From my understanding debug mode will have symbols...
i use the demo ble_app_uart ，and i want to close the uart when ble is "Disconnected"。
but it when it do app_uart_close(),the nrf52810 is RST。 i use the same code in nrf51822...
In the nRF52840 do the peripheral interrupts (e.g. UART ENDRX) set the event register in the ARM core? If so is __SEV(); __WFE(); the only way to clear this event?
Project Starting Point I have a Zigbee end device that until recently, did not include an MBR, Bootloader, or the OTA cluster. Prior to the implementation of the previously...
Apologies in case query is dumb or not conveyed properly or duplicate query( related topic responses did not resolve/clear up topic for me)
What are the changes required...
Hi,
I am using Nordic version of SES v4.42, I am not able to debug and conformed that this version is having an issue details given in link below
https://devzone.nordicsemi...
Hello, I am using nordic nRF51822 chip and mbed api. I am creating a custom GATT service .
In the service , I tried to make a characteristic on BROADCAST mode rather than...
Hello,
I am making a low-power beacon.
I am using NRf52832 module with external crystal. No extra device.
I use SDK 14.2.0, because it's much easier than 15.3 for making...
Hi,
Got some questions about receiving adv packet in Mesh Beaconing Example:
According to the description " The beaconing example also demonstrates the usage of the Packet...
Hi,
Good day! I hope everyone is doing well.
I have a weird problem measuring Li-ion battery pack voltage.
Problem: Tried to measure battery pack voltage 12.6V using...
