A bistable device is provided, which includes a plurality of {TAIL ~ bistable outputs}, equal in {HEAD ~ number} to the plurality of the primary colors 
A bistable device is provided , which includes a plurality of { TAIL ~ bistable outputs } , equal in { HEAD ~ number } to the plurality of the primary colors
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH