M5Stamp Extend I/O Module (STM32F0)

Sale price £6.60
incl. VAT
excl. VAT
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M5StackM5Stack Core2 v1.1 ESP32 IoT Development Kit
Sale price £44.50 incl. VAT excl. VAT

The M5Stamp Extend I/O Module ('STAMP IO') from M5Stack is an IO expansion board based on the STM32F030 main controller, using an I2C communication interface, providing 8 IO expansions.

Each IO supports independent configuration of digital input/output, ADC, SERVO control and RGB LED control modes. Suitable for multi-channel digital/analog signal acquisition, and lighting/servo control applications.


  • 8-channel input and output expansion.
    • Digital input/output
    • ADC input
    • SERVO control (PWM)
    • RGB LED control
  • I2C communication interface:
    • Supports configuration of I2C address
  • Multiple soldering options
    • Three types of soldering options are available (SMT, DIP, Jumper wire),
    • With high-temperature resistant plastic enclosure, Peak temperature = 230℃

Package Contents

  • 1x STAMP IO
  • 1x HY2.0 4-pin female connector (red)
  • 1x Hex key 1.5mm


I2C Address 0x45(default)
Number of IO expansions 8
IO Support Mode Digital I/O
SERVO control
RGB LED control
IO Support Input/Output Levels 3.3V
Net Weight 2.5g
Gross Weight 4.3g
Product Size 15*4.7*16mm
Package Size 93*138mm


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