Peripheral 5 Register

Number	$0A
Readable	Yes
Writable	Yes
Short Description	Mouse buttons and DPI config

Currently:

Bit	Function
7-6	Multiface type (hard reset = 00) (config mode only) 00 = Multiface +3 (enable port 0x3F, disable port 0xBF) 01 = Multiface 128 v87.2 (enable port 0xBF, disable port 0x3F) 10 = Multiface 128 v87.12 (enable port 0x9F, disable port 0x1F) 11 = Multiface 1 (enable port 0x9F, disable port 0x1F)
5	Reserved, must be zero
4	Enable divmmc automap (hard reset = 0)
3	1 to reverse left and right mouse buttons (hard reset = 0)
2	Reserved, must be zero
1-0	mouse dpi (hard reset = %01)  %00 = low dpi  %01 = default  %10 = medium dpi  %11 = high dpi