Decayed Foot Lamp Control

The Decayed Foot Lamp controls the state of the Foot Lamp by IPM.

IPM receive door Lock/Unlock state from each door module by CAN

Fig 1: Decayed Foot Lamp Control Circuit Diagram

Courtesy of HYUNDAI MOTOR CO.

Transitions from Foot lamp OFF state

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	Foot lamp OFF & IGN1 IPM=OFF & ALL DOORS CLOSED
Event	Transition of ALL DOORS CLOSED to ANY DOOR OPEN for more than 0.1sec.
Action	State changed to FOOT LAMP ON for 20 min Turn FOOT LAMP for a duration of 20 +/-1minutes

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	Foot lamp OFF & IGN1 IPM=OFF & ALL DOOR CLOSED
Event	UNLOCK by RKE CMD
Event	If SMK variant: Unlock by SMK RKE or SMK Passive
Action	State changed to FOOT LAMP ON for 30s FOOT LAMP is turned ON for 30sec +/- 1 sec.

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	Foot lamp OFF & IGN1 IPM=OFF & ALL DOOR CLOSED
Event	IGN1 IPM=ON and (ANY DOOR OPEN or P Position=P)
Action	State changed to FOOT LAMP ON The Foot lamp is turned ON without time limitation

Fig 2: Foot Lamp Off State Transitions Timing Pattern

Courtesy of HYUNDAI MOTOR CO.

Transitions from Foot lamp ON for 30s state

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMP ON for 30s & IGN1 IPM=OFF
Event	At least 1 door is opened more than 0.1sec (ALL DOOR NOT CLOSED = ON)
Action	State changed to FOOT LAMP ON for 20min FOOT LAMP is kept ON for 20 +/-1minutes

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMP ON for 30sec & IGN1 IPM=OFF
Event	UNLOCK by RKE CMD
Event	If SMK variant: UNLOCK by SMK RKE or SMK Passive
Action	State remains FOOT LAMP ON for 30sec. FOOT LAMP ON 30sec +/- 1 sec timer is re-initialized for an other 30sec +/- 1 sec duration

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMPON for 30sec & IGN1 IPM=OFF
Event	IGN1 IPM=ON & P Position=Off ALL DOOR LOCKED 30sec timer elapsed ATWS armed
Action	State changed to FOOT LAMP DECAYING FOOT LAMP is slowly decayed during 2+/-0.2sec then off.

Fig 3: Foot Lamp ON State Timing Pattern

Courtesy of HYUNDAI MOTOR CO.

Transitions from Foot lamp Decaying state

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMP DECAYING & IGN1 IPM=OFF
Event	Transition of ALL DOORS CLOSED to ANY DOOR OPEN for more than 0.1sec.
Action	State changed to FOOT LAMP ON for 20min FOOT LAMP is kept ON for 20 +/-1minutes

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMP DECAYING & IGN1 IPM=OFF & ALL DOOR CLOSED
Event	UNLOCK by RKE CMD
Event	If SMK variant: UNLOCK by SMK RKE or SMK Passive
Action	State changed to FOOT LAMP ON for 30 sec. FOOT LAMP is turned ON for 30sec +/- 1 sec.

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMP DECAYING
Event	Foot lamp decaying completed
Action	State changed to FOOT LAMPOFF Turn OFF the room lamp

FOOT LAMP DESCRIPTION CHART

State	Description
Initial condition	FOOT LAMP DECAYING
Event	IGN1 IPM=ON and (ANY DOOR OPEN or P Position=P)
Action	State changed to FOOT LAMP ON The Foot lamp remains ON without time limitation

Fig 4: Foot Lamp Decaying State Transitions Timing Pattern

Courtesy of HYUNDAI MOTOR CO.