changeset 276 | 1679f514f38a |
parent 192 | c6c2a3d487ac |
--- a/lib/hysteresis_st.txt Mon Apr 04 15:22:42 2011 +0100 +++ b/lib/hysteresis_st.txt Mon Apr 04 15:26:13 2011 +0100 @@ -1,3 +1,14 @@ +(* Following taken directly from the IEC 61131.3 draft standard *) + +(* + * An IEC 61131-3 IL and ST compiler. + * + * Based on the + * FINAL DRAFT - IEC 61131-3, 2nd Ed. (2001-12-10) + * + *) + + FUNCTION_BLOCK HYSTERESIS (* Boolean hysteresis on difference *) (* of REAL inputs, XIN1 - XIN2 *)