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...
I am trying to connect more then one device to nrf51822 HID.
How can i pair more then one device ?
How can i delete paired device from nrf51822?
Thanks
Recently ran nRF Master Control panel on android and found "Read remote RSSI" button. Is data got from device in some way or simply measured by androd phone ble radio module...
I would like to write to multiple characteristics in a loop but the second call to sd_ble_gattc_write() causes a NRF_ERROR_BUSY error. From reading the documentation, I should...
Hi all,
I am working with PCA10028. I have a peripheral and central both are devices with no display and no keyboard. both peripheral and central device are under our control...
Hi,
I am using nrf51822 with s110 softdevice version 8.0.
Is there any way i can know the state of my radio at some point in the code execution?
In short I want to access...
As explained by electronut in his Blog and Lijun here , it is possible to program an External nRF51822 board using the SWD interface of the nRF51-DK.
But what about a custom...
I have a project, and nRF52832 it 's good chip for me, because it has NFC/ bluetooth communication.
I would like to know if nRF52832 can pilot epaper display. nRF52832 does...
Hi,all. i face a problem. the office DFU flowchart is device reset--->bootloader --->upload firmware to device ---->device reset.i want to implement as follow: upload firmware...
Dear all
We did nordic beacon board in that we not able to flash the device
We are checked core voltage 1.2V and 1.7V are coming .But i want to confirm external CLOCK will...
Hi,
I want to change the interval time of 51822 dongle with the instruction here devzone.nordicsemi.com/.../
The default value is 100ms as following
#define NON_CONNECTABLE_ADV_INTERVAL...
Hey guys,
I’m working on an nRF51822 design where I’d like to check the value of a GPIO at Power-ON, then either shutdown, OR start the BLE stack and do BLE stuff. I really...
when compiling " ble_app_proximity " exampled by Nordic, it indicates errors:
" D:\Program Files\MDK5\ARM\PACK\NordicSemiconductor\nRF_Drivers\3.0.0\gpiote\nrf_drv_gpiote...
Hi:
in ble_app_proximity(SDK5.2) ,i use lightblue to write data to ble,and i set a breakpoint in "ble_evt_dispatch".but i found breakpoint can't work when i send data to...
My product have to pass SRRC certification. The certification lab need 3 prototype. Their bt RF frequency must work at 2402MHz, 2441MHz and 2480MHz separately.
How can I...
Hi ,
I am unable to write to discover all services and write to a characteristic too.
On discovering services:
Discovering primary services
Received service discovery...
