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Now that Avrdude 7.1 has been released, it's time to look into how MightyCore, MegaCore, MiniCore, and MajorCore can migrate to the superior [Urboot](https://github.com/stefanrueger/urboot) bootloader…
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The `uno-blink` example fails to flash with `brew` installed `avrdude`.
```console
$ avrdude
Usage: avrdude [options]
Options:
-p Specify AVR device
-p / Run developer options…
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Here's a list I've generated by going through the adtf files for ATmega and ATtinys:
These should probably be added to avrdude.conf.in sometime...
```
Missing part: Same signature as:
ATmega1280…
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### Describe the Bug
I tried to compile the default niu mini, and got the following output:
```
Ψ Compiling keymap with make --jobs=1 kbdfans/niu_mini:default
QMK Firmware 0.21.6
Making kbdfa…
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It would be great to provide urboot hex files for non-default serial port. I think this is one of the major missing feature from urboot.
As per the previous discussions in avrdude, it may not be so…
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Just for fun, I tested the avrdude.conf file Arduino IDE ships with, and it appears that it has a few errors in it. None of them are crucial when using official Arduino hardware. Wouldn't it be better…
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Just got a serial port AVR910 prog (based on AT902313 and use some passive components for the serial interface) from AliExpress (along with a serial port based SI-Prog).
Currently avr910 only supp…
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I think this may not be a real issue but kind of strange behavior of the optiboot bootloader firmware.
I jusgt bought a few Uno Clones with CH340. Apparently due to chip shortages the boards come w…
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Hello,
using XUbuntu 22.04 LTS, Arduino IDE 2.0.0-rc8 and megaTinyCore 2.5.11 editor suggestions do not work for the following board entries:
```
ATtiny3224/1624/824/424 w/Optiboot
ATtiny3226/16…
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### Report: Incorrect SerialUPDI control of AVR64EA32
This is a known bug as of commit 481a91d.
1. You are trying to read the "Chip Silicon Revision" register without checking the status of the …