rainbowio

rainbowio module.

Provides the colorwheel() function.

Available on these boards

• 01Space 0.42 OLED ESP32C3
• 0xCB Helios
• 42. Keebs Frood
• 8086 Commander
• @sarfata shIRtty
• AITHinker ESP32-C3S_Kit
• AITHinker ESP32-C3S_Kit_2M
• ARAMCON Badge 2019
• ARAMCON2 Badge
• ATMegaZero ESP32-S2
• Adafruit BLM Badge
• Adafruit CLUE nRF52840 Express
• Adafruit Camera
• Adafruit Circuit Playground Bluefruit
• Adafruit Circuit Playground Express 4-H
• Adafruit CircuitPlayground Express
• Adafruit CircuitPlayground Express with Crickit libraries
• Adafruit CircuitPlayground Express with displayio
• Adafruit EdgeBadge
• Adafruit Feather Bluefruit Sense
• Adafruit Feather ESP32 V2
• Adafruit Feather ESP32-S2 Reverse TFT
• Adafruit Feather ESP32-S2 TFT
• Adafruit Feather ESP32-S3 Reverse TFT
• Adafruit Feather ESP32-S3 TFT
• Adafruit Feather ESP32S2
• Adafruit Feather ESP32S3 4MB Flash 2MB PSRAM
• Adafruit Feather ESP32S3 No PSRAM
• Adafruit Feather HUZZAH32
• Adafruit Feather M0 Adalogger
• Adafruit Feather M0 Basic
• Adafruit Feather M0 Express
• Adafruit Feather M0 Express with Crickit libraries
• Adafruit Feather M0 RFM9x
• Adafruit Feather M4 CAN
• Adafruit Feather M4 Express
• Adafruit Feather MIMXRT1011
• Adafruit Feather RP2040
• Adafruit Feather RP2040 CAN
• Adafruit Feather RP2040 DVI
• Adafruit Feather RP2040 Prop-Maker
• Adafruit Feather RP2040 RFM
• Adafruit Feather RP2040 Scorpio
• Adafruit Feather RP2040 ThinkInk
• Adafruit Feather RP2040 USB Host
• Adafruit Feather STM32F405 Express
• Adafruit Feather nRF52840 Express
• Adafruit FunHouse
• Adafruit Gemma M0
• Adafruit Gemma M0 PyCon 2018
• Adafruit Grand Central M4 Express
• Adafruit HUZZAH32 Breakout
• Adafruit Hallowing M4 Express
• Adafruit ItsyBitsy M0 Express
• Adafruit ItsyBitsy M4 Express
• Adafruit ItsyBitsy RP2040
• Adafruit ItsyBitsy nRF52840 Express
• Adafruit KB2040
• Adafruit LED Glasses Driver nRF52840
• Adafruit Macropad RP2040
• Adafruit MagTag
• Adafruit Matrix Portal M4
• Adafruit MatrixPortal S3
• Adafruit Metro ESP32S2
• Adafruit Metro ESP32S3
• Adafruit Metro M0 Express
• Adafruit Metro M4 Airlift Lite
• Adafruit Metro M4 Express
• Adafruit Metro RP2040
• Adafruit Metro nRF52840 Express
• Adafruit Monster M4SK
• Adafruit NeoKey Trinkey M0
• Adafruit NeoPixel Trinkey M0
• Adafruit ProxLight Trinkey M0
• Adafruit PyGamer
• Adafruit PyPortal
• Adafruit PyPortal Pynt
• Adafruit PyPortal Titano
• Adafruit PyRuler
• Adafruit Pybadge
• Adafruit QT Py ESP32 PICO
• Adafruit QT Py ESP32-S3 4MB Flash 2MB PSRAM
• Adafruit QT Py ESP32-S3 no psram
• Adafruit QT Py ESP32C3
• Adafruit QT Py ESP32S2
• Adafruit QT Py M0
• Adafruit QT Py M0 Haxpress
• Adafruit QT Py RP2040
• Adafruit QT2040 Trinkey
• Adafruit Rotary Trinkey M0
• Adafruit Slide Trinkey M0
• Adafruit Trellis M4 Express
• Adafruit Trinket M0
• Adafruit-Qualia-S3-RGB666
• AloriumTech Evo M51
• Arduino MKR Zero
• Arduino Nano 33 BLE
• Arduino Nano ESP32
• Arduino Nano RP2040 Connect
• Artisense Reference Design RD00
• AtelierDuMaker nRF52840 Breakout
• BBQ20KBD
• BDMICRO VINA-D21
• BDMICRO VINA-D51
• BLE-SS dev board Multi Sensor
• BLOK
• BPI-Bit-S2
• BPI-Leaf-S3
• BPI-PicoW-S3
• BastBLE
• BastWiFi
• Bee-Data-Logger
• Bee-Motion-S3
• Bee-S3
• BlueMicro833
• BlueMicro840
• COSMO-Pico
• CP Sapling M0
• CP Sapling M0 w/ SPI Flash
• CP32-M4
• CRCibernetica IdeaBoard
• Capable Robot Programmable USB Hub
• Cedar Grove StringCar M0 Express
• Challenger NB RP2040 WiFi
• Challenger RP2040 LTE
• Challenger RP2040 LoRa
• Challenger RP2040 SD/RTC
• Challenger RP2040 SubGHz
• Challenger RP2040 WiFi
• Challenger RP2040 WiFi/BLE
• Circuit Playground Express Digi-Key PyCon 2019
• CircuitBrains Basic
• CircuitBrains Deluxe
• CrumpS2
• Cytron Maker Feather AIoT S3
• Cytron Maker Nano RP2040
• Cytron Maker Pi RP2040
• Cytron Maker Zero SAMD21
• DFRobot Beetle ESP32-C3
• Datanoise PicoADK
• Deneyap Kart
• Deneyap Kart 1A
• Deneyap Kart 1A v2
• Deneyap Kart G
• Deneyap Mini
• Deneyap Mini v2
• Diodes Delight Piunora
• DynOSSAT-EDU-EPS
• DynOSSAT-EDU-OBC
• DynaLoRa_USB
• E-Fidget
• ELECFREAKS PICO:ED
• ES3ink
• ESP 12k NodeMCU
• ESP32 Devkit V1
• ESP32-C3-DevKitM-1
• ESP32-C6-DevKitC-1-N8
• ESP32-C6-DevKitM-1
• ESP32-H2-DevKitM-1
• ESP32-S2-DevKitC-1-N4
• ESP32-S2-DevKitC-1-N4R2
• ESP32-S2-DevKitC-1-N8R2
• ESP32-S3-Box-2.5
• ESP32-S3-Box-Lite
• ESP32-S3-DevKitC-1-N32R8
• ESP32-S3-DevKitC-1-N8
• ESP32-S3-DevKitC-1-N8R2
• ESP32-S3-DevKitC-1-N8R8
• ESP32-S3-DevKitC-1-N8R8-with-HACKTABLET
• ESP32-S3-DevKitM-1-N8
• ESP32-S3-EYE
• ESP32-S3-USB-OTG-N8
• Electrolama minik
• Electronic Cats Bast Pro Mini M0
• Electronic Cats CatWAN USBStick
• Electronic Cats Hunter Cat NFC
• Electronic Cats NFC Copy Cat
• Electronut Labs Blip
• Electronut Labs Papyr
• EncoderPad RP2040
• Escornabot Makech
• Espressif ESP32-EYE
• Espressif ESP32-LyraT
• Espressif-ESP32-S3-LCD-EV-Board
• Espruino Pico
• Espruino Wifi
• Feather MIMXRT1011
• Feather MIMXRT1062
• FeatherS2
• FeatherS2 Neo
• FeatherS2 PreRelease
• FeatherS3
• Fig Pi
• Fluff M0
• Fomu
• Franzininho WIFI w/Wroom
• Franzininho WIFI w/Wrover
• Gravitech Cucumber M
• Gravitech Cucumber MS
• Gravitech Cucumber R
• Gravitech Cucumber RS
• HMI-DevKit-1.1
• Hack Club Sprig
• Hacked Feather M0 Express with 8Mbyte SPI flash
• HalloWing M0 Express
• Hardkernel Odroid Go
• HexKyS2
• HiiBot BlueFi
• IMXRT1010-EVK
• IMXRT1015-EVK
• IkigaiSense Vita nRF52840
• IoTs2
• J&J Studios datum-Distance
• J&J Studios datum-IMU
• J&J Studios datum-Light
• J&J Studios datum-Weather
• Kaluga 1
• LILYGO T-DISPLAY
• LILYGO TEMBED ESP32S3
• LILYGO TTGO T-01C3
• LILYGO TTGO T-DISPLAY v1.1
• LILYGO TTGO T-OI PLUS
• LILYGO TTGO T8 ESP32-S2
• LILYGO TTGO T8 ESP32-S2 w/Display
• LOLIN S3 16MB Flash 8MB PSRAM
• LOLIN S3 MINI 4MB Flash 2MB PSRAM
• Lilygo T-watch 2020 V3
• LoC BeR M4 base board
• Luatos Core-ESP32C3
• M5STACK STAMP-C3
• M5Stack Atom Echo
• M5Stack Atom Lite
• M5Stack Atom Matrix
• M5Stack Atom U
• M5Stack AtomS3 Lite
• M5Stack AtomS3U
• M5Stack Core Basic
• M5Stack Core Fire
• M5Stack Core2
• M5Stack M5Paper
• M5Stack Stick C
• M5Stack Stick C Plus
• M5Stack Timer Camera X
• MDBT50Q-DB-40
• MDBT50Q-RX Dongle
• MEOWBIT
• MORPHEANS MorphESP-240
• Maker badge by Czech maker
• MakerDiary nRF52840 MDK
• MakerDiary nRF52840 MDK USB Dongle
• MakerFabs-ESP32-S3-Parallel-TFT-With-Touch-7inch
• Makerdiary M60 Keyboard
• Makerdiary Pitaya Go
• Makerdiary nRF52840 Connect Kit
• Makerdiary nRF52840 M.2 Developer Kit
• Melopero Shake RP2040
• Meow Meow
• Metro MIMXRT1011
• MicroDev microC3
• MicroDev microS2
• Mini SAM M4
• MixGo CE
• NUCLEO STM32F746
• NUCLEO STM32F767
• NUCLEO STM32H743
• NanoS3
• Neuron
• OPENMV-H7 R1
• Oak Dev Tech BREAD2040
• Oak Dev Tech Cast-Away RP2040
• Oak Dev Tech PixelWing ESP32S2
• Open Hardware Summit 2020 Badge
• PCA10056 nRF52840-DK
• PCA10059 nRF52840 Dongle
• PCA10100 nRF52833 DK
• PYB LR Nano V2
• Pajenicko PicoPad
• Particle Argon
• Particle Boron
• Particle Xenon
• PewPew 10.2
• PicoPlanet
• PillBug
• Pimoroni Badger 2040
• Pimoroni Badger 2040 W
• Pimoroni Inky Frame 5.7
• Pimoroni Interstate 75
• Pimoroni Keybow 2040
• Pimoroni Motor 2040
• Pimoroni PGA2040
• Pimoroni Pico DV Base W
• Pimoroni Pico LiPo (16MB)
• Pimoroni Pico LiPo (4MB)
• Pimoroni Pico dv Base
• Pimoroni PicoSystem
• Pimoroni Plasma 2040
• Pimoroni Plasma 2040W
• Pimoroni Servo 2040
• Pimoroni Tiny 2040 (2MB)
• Pimoroni Tiny 2040 (8MB)
• ProS3
• PyCubedv04
• PyCubedv04-MRAM
• PyCubedv05
• PyCubedv05-MRAM
• PyKey 18 Numpad
• PyKey 44 Ergo
• PyKey 60
• PyKey 87 TKL
• PyboardV1_1
• RP2.65-F
• RP2040 Stamp
• Raspberry Pi 4B
• Raspberry Pi Compute Module 4
• Raspberry Pi Compute Module 4 IO Board
• Raspberry Pi Pico
• Raspberry Pi Pico W
• Raspberry Pi Zero
• Raspberry Pi Zero 2W
• Raspberry Pi Zero W
• Robo HAT MM1 M4
• S2Mini
• S2Pico
• SAM E54 Xplained Pro
• SAM32v26
• SPRESENSE
• SSCI ISP1807 Dev Board
• SSCI ISP1807 Micro Board
• ST STM32F746G Discovery
• STM32F411E_DISCO
• STM32F412G_DISCO
• STM32F4_DISCO
• Saola 1 w/Wroom
• Saola 1 w/Wrover
• Seeed Studio XIAO ESP32C3
• Seeed XIAO nRF52840 Sense
• Seeeduino Wio Terminal
• Seeeduino XIAO
• Seeeduino XIAO KB
• Seeeduino XIAO RP2040
• Serpente
• SiLabs xG24 Dev Kit
• SiLabs xG24 Explorer Kit
• Silicognition LLC M4-Shim
• Silicognition LLC RP2040-Shim
• SparkFun LUMIDrive
• SparkFun MicroMod RP2040 Processor
• SparkFun MicroMod SAMD51 Processor
• SparkFun MicroMod nRF52840 Processor
• SparkFun Pro Micro RP2040
• SparkFun Pro nRF52840 Mini
• SparkFun Qwiic Micro
• SparkFun SAMD21 Dev Breakout
• SparkFun SAMD21 Mini Breakout
• SparkFun STM32 MicroMod Processor
• SparkFun Teensy MicroMod Processor
• SparkFun Thing Plus - RP2040
• SparkFun Thing Plus - SAMD51
• SparkFun Thing Plus - STM32
• Sparkfun Thing Plus MGM240P
• StackRduino M0 PRO
• Swan R5
• TG-Boards' Datalore IP M4
• TG-Watch
• THUNDERPACK_v11
• THUNDERPACK_v12
• TTGO T8 ESP32-S2-WROOM
• Targett Module Clip w/Wroom
• Targett Module Clip w/Wrover
• Teensy 4.0
• Teensy 4.1
• Teknikio Bluebird
• The Open Book Feather
• TinkeringTech ScoutMakes Azul
• TinyPICO
• TinyPICO Nano
• TinyS2
• TinyS3
• Trinket M0 Haxpress
• UARTLogger II
• VCC-GND Studio YD RP2040
• VCC-GND YD-ESP32-S3 (N16R8)
• VCC-GND YD-ESP32-S3 (N8R8)
• W5100S-EVB-Pico
• W5500-EVB-Pico
• WarmBit BluePixel nRF52840
• Waveshare ESP32-S2-Pico
• Waveshare ESP32-S2-Pico-LCD
• Waveshare ESP32-S3-Pico
• Waveshare RP2040-LCD-0.96
• Waveshare RP2040-LCD-1.28
• Waveshare RP2040-Plus (16MB)
• Waveshare RP2040-Plus (4MB)
• Waveshare RP2040-Zero
• WeAct Studio Pico
• WeAct Studio Pico 16MB
• Wemos Lolin C3 Mini" // from Wemos MP
• Wemos Lolin C3 Pico" // from Wemos MP
• Winterbloom Big Honking Button
• Winterbloom Sol
• XinaBox CC03
• XinaBox CS11
• iLabs Challenger 840
• iMX RT 1020 EVK
• iMX RT 1040 EVK
• iMX RT 1050 EVKB
• iMX RT 1060 EVK
• iMX RT 1060 EVKB
• keithp.com snekboard
• micro:bit v2
• nanoESP32-S2 w/Wrover
• nanoESP32-S2 w/Wroom
• ndGarage[n°] Bit6: FeatherSnow-v2
• ndGarage[n°]Bit6:FeatherSnow
• nice!nano
• nullbits Bit-C PRO
• senseBox MCU
• splitkb.com Liatris
• stm32f411ce-blackpill
• stm32f411ce-blackpill-with-flash
• takayoshiotake Octave RP2040
• uChip
• uGame10
• uGame22

rainbowio.colorwheel(n: float) → int

C implementation of the common colorwheel() function found in many examples. Returns the colorwheel RGB value as an integer value for n (usable in neopixel and dotstar).