Thelio-Io Board

This board design provides a SATA backplane for four drives, and an AVR microcontroller running open source firmware that controls two fans and one power button.

• 1 Molex power input
• 4 SATA data inputs
• 4 SATA power and data outputs
• USB 1.1 AVR microcontroller (ATmega32U4)
• Male USB header
• Reprogrammable over USB DFU
• 4 pin intake fan
• 4 pin CPU fan input
• 4 pin CPU fan output - Y connector to two CPU fans
• 4 pin motherboard power button input
• 4 pin front panel power button output

Thelio-Io-SAS Board

This board design provides a NVMe backplane for four drives.

• 1 Molex power input
• 4 MiniSAS-HD data inputs
• 4 U.2 power and data outputs