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, I am trying to write some data to the Nrf52, but all I get is a read only response on my phone. Is there any example how to write to the nrf52 tag?
I'm working on a custom bootloader; below is the step taken but it doesn't workout:
By using a working UART example, change the linker script:
MEMORY
{
FLASH...
Hi guys,
I am trying to use pstorage to store a temperature data inside the ROM. I have to use it as efficiently as possible so that 20.000 erase cycles should be enough...
If I want to set transmit power to -4dB, these are the settings:
command=LE_TRANSMITTER_TEST (this wouldn't be used anyway)
freq=0x3C (meaning: -4dB)
length=2 (meaning...
Hi,
I would like to store firmware version number at a particular offset from the application start address so that it can be retrieved by boot loader as explained here...
Are there plans to release the files for download instead of online-only access through the Infocenter? It was always so nice to have them on-hand to grep in the previous...
When I try to compile DFU examples, I get the following errors :
"..\..\dfu_public_key.c(20): error: #35: #error directive: "Debug public key not valid for production...
I have my custom board wired to the nRF52 DK. Using the SAADC example code located in GitHub I am trying to set up SAADC to measure the coin cell battery that will power the...
I am sending and receiving streams of data over BLE.
Do I need to add a checksum byte for every GATT write/notification/indication to ensure that my data is not corrupt...
Hello All,
I am interfacing nRF905 as a receiver mode which are interface with nRF51 DK.
As a transmitter used this module www.alibaba.com/.../RF-100m-transmission-distance...
Hi,
I'm facing a little problem with custom service characteristic. I've set char settings as follows
attr_char_value.init_len = sizeof(uint8_t);
attr_char_value.init_offs...
Although this is easily fixable, Nordic engineers should be made aware that they made a minor change in SDKV12 that breaks makefiles on the Mac.
In /components/toolchain...
Hi,
I have downloaded the latest SDK12 for nRF52.
And i tried out the new "BLE Secure DFU Bootloader" example.
But i found that doing the BLE DFU with nrfutil on...
Hi,
I have nrf52 DK and sdk11.
I want to implement the time using internal RTC , the clock should run if the power is off ,i'm implementing in central code ,it has to...
