Second generation IO-PLUS card brings to Raspberry Pi all the necessary inputs and outputs for all your Home Automation projects. New features include stackable connectors, PWM on open drain outputs, on-board watchdog.

• Home Automation V4 8-Layer Stackable HAT for Raspberry Pi
• Eight relays with status LEDs and and N.O contacts
• Eight 12-bit A/D inputs, 250 Hz sample rate
• Four 13-bit DAC outputs (0-10V dimmers)
• Four PWM 24V/4A open-drain outputs
• Eight optically isolated digital inputs
• Contact closure/Event counters up to 500 Hz
• Four Quadrature Encoder inputs
• 26 GPIOs from Raspberry Pi available
• 1-WIRE and RS485 communication ports
• Pluggable Connectors 26-16 AWG for all ports
• On-board hardware watchdog
• On-board resettable fuse
• Reverse power supply protection
• Brass stand-offs, screws and nuts included
• Hardware self-test with loop-back cable
• Open source hardware, schematics available
• 32-bit Processor running at 64MHz
• Uses only I2C port (address 0x28..0x2f ), all GPIO pins available

Command Line and Python Drivers

User's Guide