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,
How to set the advertisement parameter's (uuid's list) , while using both custom and SIG adopted services?
I modified the source code as below, but it is not showing...
I would like to implement a simple wireless sensor network, using Enhanced Shockburst with Auto-ACK. The idea is that there will be many sensor nodes (SNs) reporting to one...
I have a question about using the GPIOs,I found that I can set a ‘1’ at the same bit position of OUTSET register and OUTCLR register. But which one is effective ?
Hello guys,
Looking through the product specification for nRF8001 I am still not clear on whether a master device can be connected to the nRF8001 (in peripheral mode) and...
Hi,
When erasing one page flash for responding one GATT request, it always went into assert_nrf_callback and has to reset the app. So I have to disable SoftDevice before...
Hello,
I am going to start programming BLE application, and I would like to know which enviroment is best to program it. Are there too many differences between programming...
Hello
According to the documentation the optimal CPU frequency is 16 MHz, Please, could someone tell me if that is correct or not?
Thanks for your help
Hi,
I modified the ble_app_hrs sample application with one custom service which includes, some custom characteristics (128 bit uuid), Now the problem i am facing is, i am...
Hi,
How to implement the passkey authentication, we are using nF51822 evaluation board. Is it possible to display the passkey using master control panel? And, we also don...
Howdy,
In a similar vein to my recent question about production programming....and nothing to do with takign an nRF51822 out for a walk :)
We'll write a simple test...
Hi
Before, TX and RX functions run well at iOS6. After we updated to iOS7, RX still worked but TX couldn't send out data. Did you verify nRF UART app at iOS7?
I'm reseaching a tag in low energy-cost using the nRF24le1.Till now,I can receive the message from the tag successfully, but can't send the command to the tag to read or write...
hi,
Now,my pre-Develop product(BLE),that to measure the Tx transmit power not correct with my setting(default 0dbm).
so,i have program a project for to sure the reason(Hardware...
I need to connect an I2C/TWI device to the nRF51822. The I2C device is running at a fixed 3.3V (from a boost DC/DC), but the nRF51822 is powered directly from a CR2032 battery...
