I am quite new to Arduino (Uno V3). I have created a few sketches, and would like to move them to standalone controllers. I have looked at the topic "https://docs.arduino.cc/built-in-examples/arduino-isp/ArduinoToBreadboard/". I do not really need the 16mhz crystal and want to use the internal 8mhz timebase. The document explains how to setup for a minimal configuration. It states to download a zipfile depending on the IDE. The IDE I have is 2.3.4. Is there a zipfile for this level? If not, how can I set up to use the internal clock.
Thanks in advance.
“ Be sure to select "ATmega328 on a breadboard (8 MHz internal clock)" when burning the bootloader. (If you select the wrong item and configure the microcontroller to use an external clock, it won't work unless you connect one.)”
I would recommend installing & using this core package:
I've never tried IDE 2.x but it says it should work.
DroneBotWorkshop might answer your questions...
Thank you to all for your comments/suggestions. I will reply to all the comments:
LarryD - This is the entire problem. In the document you must work with the correct .zip file, before the selection you mentioned is available.
PaulRB - I will look into this, and report back.
xfpd - Although the DroneBot Workshop article does not reference using the internal clock it is an interesting and informative article.
@PaulRB suggestion is the only one that will work
johncraw,
I wouldn't recommend doing this unless you have a REALLY good reason, especially for a beginner. ...And IMO, "cost saving" is not a good reason unless you are going into mass production.
The main advantage of the Arduino over a random microcontroller chip is the board is a ready-to-use microcontroller board that doubles as its own development board and programmer.
You typically need to add some additional circuitry and I've made a couple of custom PC boards but I use the custom board along with an Arduino. One of my custom boards was a "shield" the plugs on top of an Uno.
DVDdoug: For now that seems to make sense. I was just trying to save the parts if I don't really need them. Perhaps some time in the future, when I have a better understanding, I will look into this again.
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