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).
XSF12 - Auto introduction of P1 and P2 in AØ (All modes).
XSF13 - Auto introduction of P3 and P4 in BØ (All modes).
GENERAL OPERATION
1 If in AØ clear demands for CØ.
2 If in CØ clear demands for BØ.
3 Expire BØ ECO if going BØ ® CØ. 
SIGNAL GROUP OPERATION
Signal Group 3
1.     SG3 closes down at the start of BØ ECO.
Signal Group 4
1.     SG4 green overlaps BØ ® CØ.
Signal Group 5
1.     SG5 closes down at the start of BØ ECO.
Signal Group 6
1.     SG6 green overlaps BØ ® CØ.
PEDESTRIAN GROUP OPERATION
Pedestrian 1
P1 calls AØ.
P1 can introduce at the start of AØ.
In Master, P1 can introduce at any time in AØ while XSF1 is set.
P1 auto introduces in AØ when XSF12 is set.
Pedestrian 2
P2 calls AØ.
P2 can introduce at the start of AØ.
In Master, P2 can introduce at any time in AØ while XSF2 is set.
P2 auto introduces in AØ when XSF12 is set.
Pedestrian 3
P3 calls BØ.
P3 can introduce at the start of BØ.
P3 auto introduces in BØ when XSF13 is set.
Pedestrian 4
P4 calls BØ.
P4 can introduce at the start of BØ.
P4 auto introduces in BØ when XSF13 is set.
DETECTOR OPERATION
General
Clear vehicle demands during associated phase green and yellow.
Detectors 7, 8 and 9
Clear demands for BØ from detectors 7, 8 and 9 during SG3 green and yellow.
Detector 10
Clear demands for BØ from detector 10 during SG4 green and yellow.
Detector 11
Detector 11 places locking calls for BØ and non-locking calls for CØ when its presence time expires.
Clear demands for BØ from detector 11 during SG4 green and yellow.
Detectors 12, 13 and 14
Clear demands for BØ from detectors 12, 13 and 14 during SG5 green and yellow.
Detector 15
Clear demands for BØ from detector 15 during SG6 green and yellow.
Detector 16
Detector 16 places locking calls for BØ and non-locking calls for CØ when its presence time expires.
Clear demands for BØ from detector 16 during SG6 green and yellow.