RS
Reset dominant bistable.
Arguments | ||
|---|---|---|
SET | BOOL | If TRUE, sets Q1 to TRUE |
RESET1 | BOOL | If TRUE, resets Q1 to FALSE (dominant) |
Q1 | BOOL | Boolean memory state |
Set | Reset1 | Q1 | Result Q1 |
|---|---|---|---|
0 | 0 | 0 | 0 |
0 | 0 | 1 | 1 |
0 | 1 | 0 | 0 |
0 | 1 | 1 | 0 |
1 | 0 | 0 | 1 |
1 | 0 | 1 | 1 |
1 | 1 | 0 | 0 |
1 | 1 | 1 | 0 |
Example
(* FBD Program using the RS block *)
(* ST Equivalence: We suppose RS1 is an instance of RS block *)
RS1(start_cmd, (stop_cmd OR alarm)); command := RS1.Q1;
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