PIB

• DDCcontrol
• SourceForge / projects / ddccontrol
• GitHub / ddccontrol

# i2c と control, value 一覧
sudo ddccontrol -p
# HDMI に切り替え
sudo ddccontrol -p -r 0x60 -w 4
# DP に切り替え
sudo ddccontrol -p -r 0x60 -w 15

• DDC