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...
Hey folks,
Is there any dependence between the MBR and the SD version? The reason I ask is because we are working on a product that will be able to update the softdevice...
Hello,
I am using nrf52 for my project. i need to read sensor value for 20micro second in array. I need 10000 reading in array to check condition. but array size more than...
While migrating from 12.1 to 12.3 I noticed changes to nrf_drv_wdt_init; specifially the removal of uint64_t casts.
Why were these removed?
We use a 5 minute reload value...
I have trouble for downloading mobile app from Google play, since it is blocked in China. So... is there any official mirror site for download these apps ? Yes, we can find...
Hi,
This is a follow-on question to the following: link
I have similar questions and would like further clarification. The MBR and the SD are packaged/delivered together...
hi,
i have a issue with bluetooth stack. i have established connection with app to communication to send and receive the data.
due to link loss the connection, i have...
Hello Everyone,
This query regarding programming of board during mass manufacturing.
I am using nrf51822, S130, SDK11. I combined softdevice, bootloader, and application...
Hi, I have some question about wiredUART and USB to UART
I'm using nrf51822+BLE400.
Is there any difference UART communication between using USB to UART
and wiring...
In order to reduce the R&D lead-time, I am trying to use ARM mbed online compiler to build nRF51822 project. I know the mbed Kit will do chip-erase on nRF silicon, so I guess...
Hello,
I am trying to interface bme280 with pca10040. I am using sdk12.2.2 and referring twi_sensor.
I am able to make read function and it works as expected. I am facing...
I am generating a pwm signal in pin no:21 of nordic nrf51422 board. i connect this pin to pin no:24 using a wire in the same board and want to count only rising pulse edges...
