#MCell 4.00
#GAME Rules table
#RULE 1,0,0,0,0,0,0,0,0,0,0,0,0,2,2,2,2,2,2,2,2,2,0,3,3,3,3,3,3,3,3,3,
#RULE 0,3,1,1,3,3,3,3,3,3
#BOARD 60x60
#SPEED 100
#WRAP 0
#CCOLORS 4
#PALETTE 8 colors
#D The following is a negative going edge-triggered flip flop.
#D 
#D Using this circuit, you can construct counters, dividers and
#D things- though the Transit time does pose a bit of a problem...
#D 
#D Transit: 21 (measured from entry of entry of a 'missing' electron)
#D IBI: 5
#D Size: 16x13
#D 
#D The right pattern is a flip flop that toggles with every electron sent in.
#D 
#D Transit: 14
#D IBI: 5
#D Size: 11x13
#D 
#D Ian Woollard, March 1990
#L ..C18.C$..C18.C$..C18.C$..C18.C$..C3.3C12.C3.3C$..C.3C.CC11.C.3C.CC$3.
#L C..C.C.C11.C..C.C.C$..3C.3C.C10.3C.3C.C$..C.C..C..C10.C.C..C..C$.CC.3C
#L ..C10.CC.3C..C$C.3C3.C10.C.3C3.C$C6.C11.C6.C$.6C13.6C$6.C.C16.A$7.3C$
#L 4.3C.C.C$3.C6.C$4.7C$10.A