M5Stack - Stamp IO

Stamp IO I2C GPIO Extender

Regular price $21.50
Sale price $21.50 Regular price
Unit price
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Stamp IO I2C GPIO Extender

Stamp IO I2C GPIO Extender

Regular price $21.50
Sale price $21.50 Regular price
Unit price
Product description
Related Links
Shipping & Returns
Product description
STAMP IO is an IO expansion board based on STM32F030 main controller, using I2C communication interface, providing 8 IO expansion for your Arduino, ESP32 or other compatible MCU. Each IO supports independent configuration of digital input/output, ADC, SERVO control, RGB LED control modes. Suitable for multi-channel digital/analog signal acquisition, and lighting/servo control applications.

Product Features:

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
Three types soldering options are available (SMT, DIP, Jumper wire),
With high-temperature resistant plastic enclosure, Peak temperature = 230℃


IO Expansion
Servo control
Multiple lighting control
Multiple analog signal acquisition.


1x HY2.0-4P female connector (red)
1x Hex key 1.5mm

Related Links
Shipping & Returns

All orders will ship next business day with fast tracked shipping.

All stock ships from our location in Melbourne, Vic  (unless item is listed as pre-order or special order item).

Shipping Rates (Australia)

  • Free standard shipping on orders over $99 excluding orders with bulky items
  • $10 Flat rate standard shipping on most orders (2-6+ days to most locations)
  • $15 Express shipping (1-2+ days to metro locations)
  • For orders with bulky or heavy items exact shipping costs will be calculated at checkout.

We use Sendle or Australia Postage for all deliveries.

Shipping Rates (New Zealand)

  •  Calculated based on order weight. (estimate 5-14 days).

Shipping rates (International)

We offer International shipping to most countries, including New Zealand.
The shipping rate will be calculated at checkout based on order weight. The customer will be responsible for any import duties or taxes. Free shipping does not apply on international orders at this time. If your country is not  available for automatic calculation at checkout please contact us for a quote

Buyer protection

Depending on your chosen payment method, your order should be covered by either Shopify or Paypal buyer protection schemes, please see their respective policies for more details.


We offer FREE basic technical support on all orders to help you get up and running with your purchase. Please contact us with any questions you may have.

Return Policy

We want you to be 100% satisfied with your order, we accept returns for any reason including change of mind. Please contact us with in 30 days of delivery of your order to initiate a return. Once your return is approved we will provide instructions on how to return your items.

Once your items have been received and inspected you will receive a full refund (excluding original postage costs) back to your original payment method. Items must be unused and include all original packaging to be eligible for a refund.

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