ASROCK H110 PRO BTC+ 13GPU there are seven other pins

there are seven other pins on the main 40-pin interface:

Upgrade your control capabilities with our 5V 8-Channel Relay Module

Model: i-MUX Interface Panel

you only need 2 lines (I2C) to display the information

ASROCK H110 PRO BTC+ 13GPU there are seven other pinsASROCK H110 PRO BTC+ 13GPU Technical Specifications: Feature Specification Model ASROCK H110 PRO BTC Chipset Intel H110 CPU Socket LGA 1151 GPU Slots 13 x PCIe Slots Memory Support 2 x DDR4 DIMM (Max 32GB) USB Ports 6 x USB 3. 0, 4 x USB 2. 0 Ethernet 1 x Gigabit Ethernet Form Factor ATX Power Supply 24 pin ATX connector Crypto Mining This ASROCK H110 PRO BTC motherboard is specifically designed for mining, the revolutionary digital crypto currency