arduino/ArduinoCore-API

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Hardware independent layer of the Arduino cores defining the official API

Stars: 306
Forks: 150
Open beginner issues: 0
Indexed issues: 102

Dominant language: C++
License: LGPL-2.1
Last GitHub push: Oct 12, 2025
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Open All

102 open issues indexed

Way to specify number of digits / places when printing hex, octal, and binary numbers. [imported] Open

arduino/ArduinoCore-API#42 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
accept() function missing from the new Server base class. [imported] Open

arduino/ArduinoCore-API#43 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Add more readable name for isnan() from math.h [imported] Open

arduino/ArduinoCore-API#44 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Serial.print as HEX should ALWAYS print 2 chars per byte; it omits leading zeroes [imported] Open

enhancement

arduino/ArduinoCore-API#40 · 11 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
String class plus plus Open

arduino/ArduinoCore-API#49 · 6 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
class String constant opeator [] should return const reference! Open

arduino/ArduinoCore-API#48 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Add a way for Stream objects to indicate that the end of the stream has been reached Open

arduino/ArduinoCore-API#50 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Templated map() function Open

arduino/ArduinoCore-API#46 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
add peek(size_t pos) Stream/HardwareSerial Open

arduino/ArduinoCore-API#45 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
HardwareSerial::write(long/int) is incorrect/dangerous! Open

arduino/ArduinoCore-API#55 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Add (nonblocking) read(buf, len) to Stream class Open

enhancement

arduino/ArduinoCore-API#54 · 9 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
SPI transaction API insufficient? Open

arduino/ArduinoCore-API#52 · 6 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
map() function equation wrong Open

bug

arduino/ArduinoCore-API#51 · 21 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
Multi-target versions of Stream::find() and Stream::findUntil(). Open

arduino/ArduinoCore-API#57 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Feature request] Add to Serial.write() the hability of sending byte structs Open

arduino/ArduinoCore-API#56 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
ANSI-C-like fprintf(), fscanf() Open

enhancement

arduino/ArduinoCore-API#60 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Add variadic print(String...) function Open

enhancement

arduino/ArduinoCore-API#58 · 25 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Alternate SPI configuration with SPI transaction function Open

arduino/ArduinoCore-API#63 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Suggest adding I2C_writeAnything to Wire library Open

enhancement

arduino/ArduinoCore-API#62 · 7 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
Suggest adding SPI_writeAnything to SPI library Open

enhancement

arduino/ArduinoCore-API#61 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Issues with Print::print() and partial writes Open

arduino/ArduinoCore-API#64 · 14 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Unexpected behaviour of print(char, HEX) and print(int, HEX) Open

arduino/ArduinoCore-API#66 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Retrieve current pin mode Open

enhancement

arduino/ArduinoCore-API#179 · 4 comments · 13 reactions · 0 assignees · Indexed Sep 14, 2026
Should we provide a Math.h? Open

enhancement

arduino/ArduinoCore-API#2 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Rename RealtimeClock to ArduinoTime Open

arduino/ArduinoCore-API#3 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Functions for taking the mean and standard deviation of an array of numbers? Open

arduino/ArduinoCore-API#4 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Versions of min() and max() that operate on an array? Open

arduino/ArduinoCore-API#5 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
BLE central API Open

arduino/ArduinoCore-API#7 · 41 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
map() for float data type Open

arduino/ArduinoCore-API#71 · 18 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add `String::isInt()` and `String::isFloat()` for more robust String parsing/conversion Open

enhancement

arduino/ArduinoCore-API#70 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add API to advance millis() and micros() Open

arduino/ArduinoCore-API#69 · 2 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
SD library API for use with SDIO port Open

arduino/ArduinoCore-API#9 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Official freeRam() command Open

enhancement

arduino/ArduinoCore-API#73 · 16 comments · 25 reactions · 0 assignees · Indexed Sep 14, 2026
Serial.print(x, BIN) doesn't print correct binary values for int8_t type Open

arduino/ArduinoCore-API#72 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
AudioStream API Open

arduino/ArduinoCore-API#10 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Low Power Shared API Open

arduino/ArduinoCore-API#13 · 21 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Trouble with static buffer sizes within the RingBuffer libray Open

arduino/ArduinoCore-API#78 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
serial.write(byte)0) Open

arduino/ArduinoCore-API#75 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
VirtualPins Open

arduino/ArduinoCore-API#79 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add 9bit support to HardwareSerial Open

arduino/ArduinoCore-API#80 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Make String::copy public Open

arduino/ArduinoCore-API#84 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Ability to set speed in shiftIn & shiftOut Open

arduino/ArduinoCore-API#83 · 1 comment · 7 reactions · 0 assignees · Indexed Sep 14, 2026
Why not using abs() from stdlib? Open

arduino/ArduinoCore-API#82 · 1 comment · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Use of macros for math functions causes unexpected results when argument has side effect Open

bug

arduino/ArduinoCore-API#85 · 6 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Ambiguous timeout return value of `Stream::parseInt` and `Stream::parseFloat` Open

bug

arduino/ArduinoCore-API#88 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
String relational operators are members. Open

arduino/ArduinoCore-API#86 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add Base64 API's Open

arduino/ArduinoCore-API#15 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add Filesystem API's Open

arduino/ArduinoCore-API#16 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Expand Server interface Open

arduino/ArduinoCore-API#17 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add flushReceiveBuffer() to HardwareSerial Open

arduino/ArduinoCore-API#89 · 14 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026

arduino/ArduinoCore-API

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