arduino/reference-en

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Editable source for the Arduino Reference

Stars: 173
Forks: 704
Open beginner issues: 0
Indexed issues: 67

Dominant language: No language data
License: No license data
Last GitHub push: Apr 11, 2025
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Open All

67 open issues indexed

Specify data types in function definitions Open

bug

arduino/reference-en#15 · 23 comments · 13 reactions · 0 assignees · Indexed Sep 14, 2026
Reference missing mention of constants A0, A1, ... Open

arduino/reference-en#785 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Demonstrate return type format in the sample Open

documentation enhancement

arduino/reference-en#199 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
missing stream methods information on Serial page Open

bug

arduino/reference-en#784 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Missing link to www.arduino.cc/en/Reference/UsingAVR Open

arduino/reference-en#349 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
abs() does not work on floats Open

arduino/reference-en#362 · 11 comments · 13 reactions · 1 assignee · Indexed Sep 14, 2026
Question to the community: Does it make sense to reference (link) all occurences of functions, constants and so on? Open

enhancement

arduino/reference-en#462 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
"See also" links are not automatically generated for reference pages in sub-subcategories Open

bug

arduino/reference-en#487 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Document ternary operator Open

bug

arduino/reference-en#519 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Document the implications for attachInterrupt of pins with Schmitt triggers Open

enhancement

arduino/reference-en#521 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add log() and other avr-libc math functions to reference Open

enhancement

arduino/reference-en#522 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Possible inconsistency in reference example re: external links Open

bug

arduino/reference-en#535 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Unnecessary anchor tags in markup Open

enhancement

arduino/reference-en#545 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Code highlight markup causes link text to not be colored Open

enhancement

arduino/reference-en#546 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add note re: contact bounce to `attachInterrupt` reference Open

enhancement

arduino/reference-en#575 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Question to the community]: Add the possibility to download the reference as PDF (or EPUB)? Open

enhancement

arduino/reference-en#593 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Syntax highlighting colors on reference pages don't match IDE's default theme Open

enhancement

arduino/reference-en#594 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
documentation about delay() in std::thread (and other multithreading) environments Open

enhancement

arduino/reference-en#783 · 18 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Addition of Graph Embedding and Mathematical Functionalities to the Functions(Maths) Open

enhancement

arduino/reference-en#604 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
The Arduino programming language is not fully documented Open

bug

arduino/reference-en#623 · 6 comments · 9 reactions · 0 assignees · Indexed Sep 14, 2026
Behavior not documented: Stream.find() consumes the bytes and also the matched byte. Open

enhancement

arduino/reference-en#704 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
pulseIn() documentation is self-contradictory Open

bug

arduino/reference-en#706 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Define "whitespace" in String `trim` reference Open

enhancement

arduino/reference-en#707 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
1024 used instead of correct 1023 in `analogRead` reference Open

bug

arduino/reference-en#708 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
`constexpr` should be mentioned and discussed on the `const` page Open

enhancement

arduino/reference-en#709 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Internal Analog reference giving wrong analogRead results when external voltage is connected at Aref pin through a 5k resistor Open

bug

arduino/reference-en#713 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Please update documentation for Arduino UNO WiFi Rev2 Open

arduino/reference-en#898 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Website not current? Open

bug

arduino/reference-en#722 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Making code draggable to make the reference useful as cheatsheet for beginners Open

enhancement

arduino/reference-en#723 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Have visible explanations with functions Open

enhancement

arduino/reference-en#724 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Compound bitshift description Open

enhancement

arduino/reference-en#725 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
table with datatypes Open

enhancement

arduino/reference-en#726 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
(signed/unsigned) long long/(u)int64_t integer numbers and ULL formatter Open

enhancement

arduino/reference-en#744 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Float documentation error Open

bug invalid

arduino/reference-en#756 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Documentation] Wire read return type Open

bug

arduino/reference-en#897 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
`SerialUSB` object not documented Open

bug

arduino/reference-en#758 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ATOMIC_BLOCK: Documentation and Compatibility List Open

enhancement

arduino/reference-en#761 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Wire library - slave address use recommendations Open

enhancement

arduino/reference-en#896 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
analogWrite() Notes and Warnings in reference section Open

bug

arduino/reference-en#774 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Ambiguous wording in `analogReadResolution` note re: setting higher resolution than supported Open

enhancement

arduino/reference-en#779 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Document Wire timeout API on website Open

bug

arduino/reference-en#895 · 30 comments · 6 reactions · 1 assignee · Indexed Sep 14, 2026
Document hash prefixed functions other than #define/#include Open

bug

arduino/reference-en#794 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ISR routine documentation Open

help wanted

arduino/reference-en#799 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Comment on `Wire.read()` reference: "slave may send less than requested" is misleading Open

bug

arduino/reference-en#893 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Reference website colours no longer correct Open

enhancement

arduino/reference-en#820 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Incorrect breadcrumb links Open

bug

arduino/reference-en#827 · 7 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Reference of Serial.availableForWrite() does not state what returned value is nor where to find out. Open

bug

arduino/reference-en#855 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
I want translate https://www.arduino.cc/reference/en/ into Chinese Open

enhancement

arduino/reference-en#863 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 14, 2026
Update Serial documentation for additional boards Open

hardware

arduino/reference-en#877 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Broken link to ASCII chart in 'char' reference page Open

bug

arduino/reference-en#882 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 14, 2026

arduino/reference-en

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