Is there a straightforward way to output the frequency of the 32.768kHz crystal oscillator to a GPIO pin? The motive for this request is to verify the crystal frequency without...
Hello,
I'm developing for nRF54L15 the application with the NSIB + MCUBoot. I have a problem with fprotect in mcuboot returning EINVAL error. That happens due to limitation...
Hello, I am new to android development. I am building an Ble App for some of my work in which I want to include Direct Firmware Upgrade(DFU) over-the-air.
I have building...
Hi all,
do different settings of SAADC RESOLUTION register affect Conversion Time t CONV ? I cannot find any dependency - the only value given for t CONV is 2 µs typ (7...
My product has nrf52840 with usb mass storage configured using 8MB QSPI flash (same chip as the nrf52840dk - MX25R64)
I would like to allow users to upgrade firmware by...
I will attach my main.c and skd_conifg, maybe i'm overseeing something in code. Also i will attach schematics and pcb. I'm aware of RGB led consumption, in reality it's around...
Hello,
I am having much fun with nrf52. I'd like to implement SPI read (few bytes) per GPIOTE event over PPI, the source is the GPIO event and the destination task is a...
Hi,
I'm working with the nRF51822
I'm trying to enable the use of some timer callback on the ble_app_template.
I've succefully created and started all the timers, but i...
I have a modem connected to some pins on an nRF51822 on a custom board. Two pins on the modem are active low. One is a reset pin, the other a VCC control. I want these pins...
Can the nRF51822 DEC2 pin (LDO output) be used as a 1.8V supply for low current use (say, <50uA)? Similarly, how about the 1.9V output of the buck converter (AVdd)? The current...
I'm wondering if the latest version (8.x) of S110 supports BLE 4.1's "Connection Parameter Request Procedure". This procedure is described in the BLE 4.2 spec Volume 6, Part...
I previously used Jlink to upload code to my nrf51. However, the new units I got are "locked" and I need to use nrfgoStudio to unlock and fully erase the chip.
Is there a...
Hi, I wrote a sample application to remotely control and led on nrf51822_xxaa module. in the application I was able to provide configuration to the characteristics as well...
Happened to try nRF master control panel service App.
It is a good tool.
But there probably something missing in "Scanner" screen.
I used heart rate example to do the test...
After seeing a few answers here (and elsewhere) which were very helpful to understanding the scope of my problem:
devzone.nordicsemi.com/.../
forums.adafruit.com/viewtopic...
Hi,
I'm developing a hid keyboard + lbs(led button) application, in my design there're several primary services and each with different characteristic(with read/write notification...
when upgrading from SDK8 to SDK11 every SVCALL to the softdevice now just jumps to the application's weak SVC_handler and "B ." spins.
I can make a main.c file with only...
Can we have one application to Modify both iBeacon and EddyStone properties? (App development in Android)
Greetings,
Will we be able to support a modify beacon props of...
I need help sorting out a configuration.
What I want to accomplish:
phase 1: detect if any bluetooth phone/device is present, without connecting to it
phase 2: determine...
The app doesn't run when i flash the hex file. However it does run in debug.. I use embedded studio in OS X and nrf51 DK. I added STARTUP_FROM_RESET to preprocessor definitions...
