FSM I/O

inputs description outputs description

reset FSM in initial state HG, HY, HR grn/ylw/red hwy lights

C vehicle on farm road FG, FY, FR grn/ylw/red farm lights

TS short time interval expired ST Time a short / long interval

TL long time interval expired

• Some light configurations imply othersstate descriptionS0 highway green ? farm road redS1 highway yellow ? farm road redS2 farm road green ? highway redS3 farm road yellow ? highway red

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