Raspberry Pi Pinout

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Four Letter pHAT

Four Letter pHAT is a four 14-segment display that can be used to display text, numbers, and a host of other characters. Its Matrices are a retro-style green, similar to old digital alarm clock and are driven by the HT16K33 chip over I2C.


  • Four 14-segment displays
  • HT16K33 driver chip
  • Compatible with Raspberry Pi A+/B+, 2, 3 and Zero/Zero W

To get the pHAT set up and ready to go you can use the one-line product installer:

curl https://get.pimoroni.com/fourletterphat | bash


  • fabriqué par Pimoroni
  • carte au format pHAT
  • identification produit par EEPROM
  • alimentation 5v et 3v3
  • 2 broches GPIO actives
  • communication par bus I2C
  • 0x70: HT16K33
  • plus d'info
  • lien GitHub
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Four Letter pHAT