M5Stack Extend Serial I/O Unit PCA9554PW Port Expander
The EXT.IO by M5stack is a PCA9554PW port expander that allows you to expand your I/O. The port expander is controlled via the i2C interface and with it, you can gain an additional 8 I/O.
This EXT.IO UNIT communicates via the i2C interface, connect this unit to the GROVE PORTA on the M5Core or M5Stick. The I2C address is 0x27.
Download and Links:
- Quick Start Guide
- M5Stack Github Example Code Arduino
- M5Stack Github Example Code UiFlow
- Official M5Stack Forum
Technical Details:
- Chip: PCA9554PW
- Number of I/O: 8
- Suitable for logic level: 2.3 to 5.5 V
- Mounting: Two Lego compatible holes
- Connection connector: PH2.0 4 Pin
- Interface: Grove A
- Used Pin's: G21, G22 (SDA, SCL)
- I2C Address: 0x27
- Dimensions: 32 x 24 x 10.2mm
- Weight: 16.6g
Package includes:
- 1x M5Stack Extend Serial I/O Unit PCA9554PW Port expander
- 1x GROVE Cable 20cm
- 1x Storage Box
M5Stack Extend Serial I/O Unit PCA9554PW Port Expander
- Brand: M5Stack
- Product Code: 421034
- Availability: In Stock
-
CHF8,90
- Ex Tax: CHF8,23
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Tags: Unit, M5Stack, Port Expander, Port Expansion, PCA9554PW, PCA9554, I2C, Module, M5Unit, PH2.0, U011