Instructions | Teensy Typewriter

1

Software Installation

Install the Arduino IDE which can be downloaded from Arduino.cc. Follow the Arduino instructions.
2

Step 2

Install the Teensyduino add-on following the PJRC instructions.
3

Step 3

Plug the Teensy 3.6 into the computer.
4

Step 4

Install the USBPrinter_t36 library.
5

Step 5

Install the Teensy Typewriter sketch. Upload the sketch to the Teensy.
6

Hardware build

Solder 5 header pins to the Teensy 3.6 and attach the USB host cable. See this page for a picture of the Teensy with cable plugged in.
7

Step 7

Plug in the USB hub to the Teensy USB host cable.
8

Step 8

Plug the USB keyboard and USB printer to the USB hub. Note the hub does not need to be powered because the printer is powered by its own power supply. The Teensy just powers the hub and keyboard which not be

more than 200 mA. If the keyboard has LEDs, a powered hub may be required.
9

Step 9

Plug in printer power supply.
10

Step 10

Type in "Hello" then presss the ENTER key. The printer will print "Hello".

Teensy Typewriter