M5Stack Extend Serial I/O Unit PCA9554PW Port Expander

Delivered Tue, 12.8.
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Product details

The EXT.IO from M5stack is a PCA9554PW Port Expander that allows you to expand your I/O capabilities. The port expander is controlled via the I2C interface, providing you with 8 additional I/O ports. This EXT.IO UNIT communicates over the I2C interface. Connect this unit to the Grove port on the M5Core or M5Stick. The I2C address is 0x27.

Technical Details:
Chip: PCA9554PW
Number of I/O: 8
Compatible Logic Level: 2.3 to 5.5 V
Mounting: Two Lego-compatible holes
Connector: PH2.0 4 Pin
Interface: Grove A
Used Pins: G21, G22 (SDA, SCL)
I2C Address: 0x27
Dimensions: 32 x 24 x 10.2 mm
Weight: 16.6 g

Package Includes:
1x M5Stack Extend Serial I/O Unit PCA9554PW Port Expander
1x 20 cm Grove Cable
1x Storage Box.

Key specifications

Development board type
Kit
Item number
24881792

General information

Manufacturer
M5Stack
Category
Development boards + Kits
Release date
25.3.2023

Development board properties

Development board type
Kit

Connections

Analogue outputs
8
Digital outputs
22
Digital inputs
22
Number of I/O
8

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1x GROVE cable 20cm1x M5Stack Extend Serial I/O Unit PCA9554PW Port expander1x storage box

Product dimensions

Weight
16.60 g

30-day right of return
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Development boards + Kits» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 10.Arduino
    0.4 %
  • 10.Lilygo
    0.4 %
  • 10.M5Stack
    0.4 %
  • 10.Sensirion
    0.4 %
  • 14.HutoPi
    0.5 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Arduino
    0 days
  • 1.M5Stack
    0 days
  • 1.Shelly
    0 days
  • 1.WaveShare
    0 days
  • 5.Raspberry Pi
    3 days

Return rate

How often is a product of this brand in the «Development boards + Kits» category returned?

Source: Digitec Galaxus
  • 3.HutoPi
    0.9 %
  • 3.Shelly
    0.9 %
  • 5.M5Stack
    1 %
  • 5.Raspberry Pi
    1 %
  • 5.Tru Components
    1 %
Source: Digitec Galaxus