GENERAL NOTES
SUMMARY OF XSF FLAGS
XSF1 - Allows the late introduction of P1 in AØ (Master).
XSF2 - Allows the late introduction of P2 in AØ (Master).
GENERAL OPERATION
If in AØ clear demands for CØ
Expire BØ ECO if going BØ ®
PEDESTRIAN GROUP OPERATION
Pedestrian 1
P1 calls AØ.
P1 can auto introduce when Z- is set (Flexi & Master). 
P1 can introduce at the start of AØ.
In Master, P1 can introduce at anytime in AØ, while XSF1 is set. 
Pedestrian 2
P2 calls AØ.
P2 can auto introduce when Z- is set (Flexi & Master).
P2 can introduce at the start of AØ.
In Master, P2 can introduce at anytime in AØ, while XSF2 is set.
Pedestrian 3
P3 calls BØ.
P3 can auto introduce when Z+ is set (Flexi & Master).
P3 can introduce at the start of BØ.
Pedestrian 4
P4 calls BØ.
P4 can auto introduce when Z+ is set (Flexi & Master).
P3 can introduce at the start of BØ. 
DETECTOR OPERATION
Detector 5
Clear demands for BØ from detector 5 during SG4 green and yellow.
Detector 6
Clear demands for BØ from detector 6 during SG6 green and yellow.
Detector 7
Detector 7 places a non-locking call for CØ during BØ green, when its presence time has expired.
Detector 8
Detector 8 places a non-locking call for CØ during BØ green, when its presence time has expired.