B4RLibraryB4R other hardware
rAdafruitMCP23017_I2C
rAdafruitMCP23017_I2C is an open-source library for MCP23017 I2C Port Expanders.
@rwblinn · 2025-09-11
B4RLibraryComms & Network
rESP8266WiFi v.1.61: new WiFi.Connect4 method with connection timeout
rESP8266WiFi v.1.61: new WiFi.Connect4 method with connection timeout
@peacemaker · 2025-08-31
B4RLibraryB4R motor
rESP32Servo
rESP32Servo is an open-source servo motor library for ESP32-based boards only (ESP8266 and AVR not supported). It has been built up-on the B4R internal library rServo (AVR-based boards) and extended for ESP32-based boards by wrapping the library ESP32Servo.
@rwblinn · 2025-08-21
B4RLibraryB4R
rConvert
rConvert is a lightweight, open-source helper library for B4R that provides practical conversion routines often needed when working with micro-controllers, sensors, and communication protocols. It includes simple methods for converting between: - Unsigned integers (UInt, ULong) and byte arrays - Floats and byte arrays (IEEE 754) - Numbers and formatted strings - Bytes and hexadecimal strings - Common convenience helpers (e.g. On/Off > Boolean)
@rwblinn · 2025-08-16
B4RLibraryBluetooth
rBLEClient ESP32
rBLEClient is an open-source library for connecting to or scanning Bluetooth Low Energy (BLE) peripherals.
@rwblinn · 2025-08-13
B4RLibraryB4R other hardware [PRE-RELEASE]
ESP32-RMT-puls B4R Library [Pre-release]
This is a B4R library for generating TX pulse signals using the RMT module of the ESP32.
@tonigau · 2025-08-04
B4RLibraryhttp
raWOT
I was looking for a web server working with B4R and i found a good candidate with aWOT library for arduino.
@candide · 2025-07-22
B4RLibraryB4R
rBit32.b4xlib: 32-bit bitwise operations library for Ulong type
rBit32.b4xlib: 32-bit bitwise operations library for Ulong type
@peacemaker · 2025-07-11
B4RLibraryB4R sensor
rSHT20
rSHT20 is an open source library to read the temperature (°C) & humidity (%RH) from an SHT20 sensor.
@rwblinn · 2025-06-26
B4RLibraryB4R LED
rESP32LEDControl
rESP32LEDControl is an open source library to set the state/brightness of an LED connected to an ESP32 using selective functions from the Arduino-ESP32 LEDC API.
@rwblinn · 2025-06-13
B4RLibraryB4R LCD/TFT
rLovyanGFXEx ESP32
rLovyanGFXEx ESP32
@rwblinn · 2025-06-08
B4RLibraryHome automation
rIRRemoteEx
Library for sending & receiving of infra-red (IR) signals
@rwblinn · 2025-06-06
B4RLibraryJSON
rArduino_JSON
Process JSON in your Arduino sketches
@candide · 2025-04-30
B4RLibraryArduino/ESP
rESP32Watchdog
rESP32Watchdog is an open source ESP32 hardware watchdog: - A minimal and flexible ESP32 hardware watchdog implementation using B4R, complete with EEPROM-based crash reason logging and runtime test simulations. - Hardware watchdog timer with configurable timeout. - Periodic feeding of the watchdog in the main loop. - Persistent logging of reset reason in EEPROM. - Simulation of common failure modes: - Infinite loops. - Stack overflows. - Explicit system crashes. - Optional cloud communication using HTTP (for demonstration).
@rwblinn · 2025-04-22
B4RLibraryB4R LED
rVEGA_SH1106
A wrapper for the VEGA_SH1106 library
@candide · 2025-04-07
B4RLibraryB4R LCD/TFT
ILI9488 tft Library
This library is for support for the 320x480 tft controller over 4 wire SPI. It is based heavily on the Adafruit_ILI9341 library and is designed to work with the Adafruit_GFX library.
@candide · 2025-04-07
B4RLibraryBluetooth
rBLEServer for ESP32
rBLEServer for ESP32
@rwblinn · 2025-03-10
B4RLibraryBluetooth
rBLEBeacon ESP32
rBLEBeacon is an open source library to create a Bluetooth Low Energy (BLE) Eddystone Beacon based on ESP32.
@rwblinn · 2025-02-24
B4RLibraryB4R LED
rESP32RGBLEDC
rESP32RGBLEDC is an open source library to set the color of a RGB LED connected to an ESP32 using the Arduino-ESP32 LEDC API.
@rwblinn · 2025-02-10
B4RLibraryComms & Network
rCAN library
The library makes it simple to communicate between Arduinos AND ESP32s using a 2 wire CAN bus. (fx. 100KBS at 1000m)
@janderkan · 2025-01-26
B4RLibrarySpeech
fauxmoESP library for B4R: Amazon Alexa support for ESP8266, ESP32
fauxmoESP library for B4R: Amazon Alexa support for ESP8266, ESP32
@candide · 2025-01-09
B4RLibraryFile handling
rSD32 library
A wrapper based on SD library in esp32 package for arduino.
@candide · 2024-08-22
B4RLibraryB4R LCD/TFT
rTFT_eSPI + rPNGdec a wrapper for TFT / compilation esp32 OK / need tester with real TFT
rTFT_eSPI + rPNGdec a wrapper for TFT / compilation esp32 OK / need tester with real TFT
@candide · 2024-08-09
B4RLibraryhtml
rESPUI for esp32
ESPUI is a simple library to make a web-based user interface for your projects using the ESP8266 or the ESP32 It uses web sockets and lets you create, ol, and update elements on your GUI through multiple devices like phones and tablets.
@candide · 2024-08-07
B4RLibraryFile handling
rESP8266littleFS for B4R
Library littleFS for ESP8266 on B4R. It is just rESP8266FileSystem modified to work with littleFS from ESP8266 delivery. This library is faster and more reliable then spiffs.
@candide · 2024-07-08
B4RLibraryB4R other hardware
rAutoPID for B4R
A simple PID library featuring time scaling, bang-bang control, and PWM relay control.
@candide · 2024-06-15
B4RLibraryB4R LED
rConceptinetics
This is a B4R Library to control LED lights using the DMX512 protocol.
@rwblinn · 2024-06-02
B4RLibraryB4R other hardware
PIDController Library for B4R
PIDController Library for B4R
@candide · 2024-05-26
B4RLibraryB4R other hardware
rFastPID
A fast 32-bit fixed-point PID controller for Arduino
@Johan Schoeman · 2024-05-01
B4RLibraryB4R other hardware
rControllino
This GitHub repository contains all you need to start with CONTROLLINO devices programming in Arduino IDE.
@Johan Schoeman · 2024-03-29