Zelin
Zelin
Hi, 2.3~5.5V is the operating input range of the Step-Down Converter. It's not recommended to supply 3V coin cell on Vin. A 3.7V battery will be better.
@bogdanbrudiu If you are in UF2 Bootloader mode, use `adafruit-nrfutil` instead of `nrfutil`.
> Dongle not entering boot mode after flashing blinky.hex and not detected as serial port as well > nRF52840-MDK USB dongle @bhanuprakash3242 which `blinky.hex` are you flashed? The application address...
> I am also confused by whether the single button on the 52840 USB dongle is actually a user programmable button, or if it is purely reset/bootloader button. I haven't...
@aeozyalcin Yes. These boards should all work with 16.0, and we will update the wiki as soon as possible. `16.0` will be the last version of the nRF5 SDK. After...
Hi, You can update your custom bootloader from UF2 Bootloader, as it does not need to sign your bootloader. Here is the steps you can follow: https://github.com/makerdiary/nrf52840-mdk-usb-dongle/tree/master/firmware/open_bootloader#change-to-open-bootloader-from-uf2-bootloader You can find...
@ToutUnProg It's right. You can do this.
@BenBergman Thanks for your feedback! The pin P0.18 connected to the button is configed as GPIO default. If you flashed the blinky example with `CONFIG_GPIO_AS_PINRESET` defined, the button will be...
@naka53 which capacitor have you removed? It seems the firmware halts. Can you enter the bootloader again?
@SYJshang Try the conectivity firmware with softdevice s132.5.1 here: https://github.com/makerdiary/nrf52840-mdk-usb-dongle/tree/master/firmware/ble_connectivity