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Libraries

Most code libraries designed for Arduino boards work on Teensy and Teensy++ with little or no modification. This page aims to collect all libraries with any modifications and special instructions specific to Teensy. Clearly, many libraries have yet to be tested....

Display Libraries

LibraryVersionDescription Web Teensy
2.0
Teensy++
2.0
GLCD (ks0108)2 Graphics LCD library - Use a 128x64 graphical LCD. Displays fonts, bitmaps, pixels, lines, circles. YesYes
LiquidCrystal0017 Character type LCD library. Displays text and limited custom characters. YesYes
Matrix
Sprite
LedDisplay0.1 Very bright 4 or 8 character display. YesYes
LedControl

Communication Libraries

LibraryVersionDescription Web Teensy
2.0
Teensy++
2.0
Ethernet Connect to the Internet or a local Ethernet network. Ethernet allows you to create Internet applications like web servers. YesYes
Ethernet2
EthernetBonjour
EthernetDHCP
EthernetDNS
Webduino
Client
NewSoftSerial9 Serial ports emulated by software -
SoftwareSerial
MIDI2.5
PS2Keyboard
DmxSimple3 DMX lighting control - NoYes
Firmata Control hardware from Flash, Max/MSP, Puredata, etc YesYes
Wire0017 Communicate with I2C (2 wire) devices YesYes
OneWire2.0 Communicate with Maxim/Dallas 1-wire devices YesYes
XBee
VirtualWire
X10
TinyGPS

Input and Sensor Libraries

LibraryVersionDescription Web Teensy
2.0
Teensy++
2.0
Bounce
DallasTemperature3.4.0 Yes
MAX66751.1 Thermocouples (high temperature measurement)
Ping
CapacitiveSense003
FreqCounter

Device Control and Signal Output Libraries

LibraryVersionDescription Web Teensy
2.0
Teensy++
2.0
Servo0017 YesYes
Stepper
PID
DDS Sinewave
FrequencyTimer2
TLC5940

Timing and Time Keeping Libraries

LibraryVersionDescription Web Teensy
2.0
Teensy++
2.0
DateTime- Time keeping with software only and conversion to and from Hours, Minutes, Seconds, Days, Months, Years YesYes
Metro2.3 Schedule events to occur at regular intervals. YesYes
MsTimer2

Data Manipulation Libraries

LibraryVersionDescription Web Teensy
2.0
Teensy++
2.0
EEPROM Non-volatile (permanent) data storage
SDuFAT
Flash
TextString
PString
Streaming