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 have a few nrf51822 modules powered up but why do they all have a uuid of 0x1234?
They are programmed for UART services (they just spit the data from an android app when...
Hi All,
I've got a nRF51-DK development kit, and I just compiled and downloaded my first example to it through Keil uVision. Problem is that nothing happens when the program...
what does the LG-MEB 300 mouse use for data streaming? Classic Bluetooth or BLE?
Can BLE support mouse data streaming rate? What data rate does BLE support?
Just curiou...
Hello everyone,
I'm usually on the cutting edge with Ubuntu Linux. I upgrade my development box frequently, because I like the precompiled binaries in the Ubuntu repository...
Hi all,
I have some questions regarding the use of FDS. I understand that every record is assigned a key and file ID. I manage to get basic delete, read and write functions...
Hello,
I'm starting to work with a new ADC that I need to drive with an external 4MHz clock that I will need to drive with my MCU. Is there a way to set up a pin to passively...
Hello ,I wrote a program that allows to control the LIS2DE12 accelerometer but I am reviewing a fixed result which is always X = 72, Y = 33, Z = 32, I find out where the problem...
In my nRF52832 base-board, I don't have any leds and buttons.
I use Keil v5 and I used ble_app_uart_pca10040_s132.
I copied pca10040.h as custom_board.h and replaced BOARD_PCA10040...
I Cant clear the RTC2 after a Compare Match. First Compare is Triggered. After that no more Interrupt is generated. Code:
static const nrf_drv_rtc_t rtc = NRF_DRV_RTC_INSTANCE...
I debugged with pca10028, but J-Link can not recognize manufacturer.
If selected cortex-M0, it works but is very inconvenient.
How can I solve this problem?
Hello,
i am meeting problem to program the SoftDevice using an example project in Keil for nrf52832.
i have tested the development kit setup use Blinky Example . it is...
Hi,
We are using sdk12.3.0 sd130 v2 on nRF51822(32KRAM version). We want one central to connect to at least 3 peripherals. We are starting with ble_app_hrs example at the...
Configuration:
nRF5_SDK_13.0.0_04a0bfd
PCA10040
ARMGCC
Background:
I have created custom service based on ble_nus service. I have created 4 characteristics with notify...
I'm concerned about users writing too much or invalid NDEF data to the NFC function.
This could result in parse errors or buffer overflows leading to system crashes/malfunction...
