Questions tagged [custom]
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11 questions
2
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1
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Hardware serial baudrate inconsistent between Arduino nano and standalone 328P
I have a 328P (328P-AUR to be specific, [link]), and in the schematic below is how I've implemented it to a PCB:
Uploading a program works fine, but I hink there is an issue with the clock source, ...
- 245
1
vote
0
answers
77
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Bootloader Burning Issue
I have a custom CCA that utilizes an ATMEGA328 but with an external clock of 1MHz that I originally burned the ADABOOT bootloader on using an Arduino Nano. Everything worked as expected, only issue ...
0
votes
3
answers
172
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Where to go after Arduino?
I apologise in advance if this question is not right for this Stack or if it has been answered before but here goes. I have been learning C/C++ using the Arduino Uno and have gotten the hang of it now ...
- 9
0
votes
1
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LCD write a line at bottom without lcd.setCursor and without deleting any char above already there?
lcd.cursor and lcd.noCursor won't work for what I want to use it for since it seemed to be "global" sort of speak and follow lcd.setCursor which I don't want it to but it is otherwise exactly what I ...
3
votes
1
answer
741
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Atmega32u4 issue
I made a custom ATmega32u4 board for my project. Components came from clone of Arduino Pro Micro (with bootloader and code which I uploaded) from AliExpress. I soldered everything in to my board ...
- 31
0
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1
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757
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Arduino UNO And SD Card Custom csPin
I've connected SD card module to Arduino UNO. I want to use PIN 10 for PWM DC motor control and because of that, I've connected CS pin directly to another pin (A3).
SD card is working properly, but ...
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10
votes
1
answer
11k
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Adding a custom board to the Arduino IDE
I would like to know what is the procedure for adding a custom board to the Arduino IDE?
My custom board is similar to the Arduino Zero. Instead of using the ATSAMD21G18, my board is based around the ...
- 3,228
0
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1
answer
860
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How to create custom bootloader with accompanying program loader for ATMega2560
Just for some context, I have created a custom board based on the ATMega2560. I currently have the original Arduino Bootloader for the ATMega2560 and have no problems uploading code via the USB Port ...
- 3
2
votes
2
answers
507
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Purposely create compile error to fail the upload [closed]
I would like to create a compile error so sketch does not upload in certain cases.
I have written a library with a function that adds pins being used to an array. If the same pin is used twice I ...
- 141
1
vote
3
answers
6k
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Reason for warning "avr:build doesn't define a 'build.board' preference" when build.board is explicitly set in boards.txt?
I am trying to set up a custom board under the Arduino IDE, but I can not figure out why I am getting the warning...
Warning: Board Move38:avr:build doesn't define a 'build.board' preference. Auto-...
- 1,593
2
votes
2
answers
241
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Making MCUs Arduino Compatiable
I have recently just built a custom arduino using the schematics found on their website. As awesome as this little processor is, I need more power. I have been thinking of making my own MCU, but ...
- 221