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,
We are using our own custom nRF52832 based board, with revision B silicon however we are having trouble getting trace functionality to work.
Our code uses the Nordic...
Hi,
I am going to design a new product around nRF51422 and I am planning to buy the nRF51 DK but I am really confused about the sw I need for development and additional...
I found this recent Q&A very helpful on the topic of reading voltage on analog hardware pins via the ADC: devzone.nordicsemi.com/.../
In that Q&A, a helpful Nordic person...
I want to use the MultiActivity Example with the nRF52 with GCC and Eclipse.
In the documentation I ve read that S130 and S132 are supported, but in the directory of the...
When I using the UART port, if I float the port after init the UART it will restart the code, is it need a external pull-up resistor? How about the value?
A quick one, where do I find a list of the err_codes? I have had a look in the documentation and I was expecting to find a table of them, but I couldn't locate one.
Thanks...
Hello!
I am trying to send a notification to a peer device when a certain event occurs. To do so, I'm using the same procedure as with every other characteristic with enabled...
I used the example of the ble_central\ble_app_uart_c and ble_peripheral\ble_app_uart.
It seems no problem for operation when I check only this example.
But I modified this...
Hello Everyone ,
I ahve deveoped the custom board using NRF51SOC and i have flashed the custom board by usign P20 Connector referred below figure now i would like to debug...
If I let the SoftDevice write to my variables directly by having the characteristics point to my app's variables through BLE_GATTS_VLOC_USER - when are these variables actually...
HI,i have some problems about RSSI (51882)
BELOW IS MY CODE. who can tell me why I can not get RSSI from variable t
int main(void)
{
uint8_t *p;
uint8_t t = 0;
...
Hi,
In S130, both central and peripheral modes are enabled. How do you enable just the peripheral mode and not the central mode for S130 so that less RAM space is used...
I am just working through the tutorial on radio notifications and imported "ble_radio_notifications.c" to my application folder and included the header in included directories...
I use NRF51822 Bluetooth 4.0 e-val kit.
souce code is peripheral example.
so, android smart phone and NRF51822 is connection.
result, Pairing success. occur On_ble_evt...
