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