Features

• 32-bit Digital I/O
• Two MCP23017 16-bit I2C I/O Expanders
• Strong library support for all major microprocessors (Arduino, Raspberry Pi, BeagleBone)
• GitHub repo for the DigIO32-I2C Card Arduino library
• EEPROM for board ID and application specific information
• Write Enable jumper protects EEPROM against accidental damage
• I/O Connector is inexpensive/standard DB-37 female
• ODAS form factor (width is 95 mm)
• 6-32 Mounting holes Host connectors
• Daisy-chain I2C connector
• Address select jumper (2 addresses - can support up to 4 cards)
• Power connector (not required for minimal loads
• Supports 3.3V or 5V signal levels
• Fuse protected power output on DB-37
• I2C Termination jumpers for end of I2C chain

We also sell a DB37 to ribbon adapter.