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System Description
 
 
SYSTEM DIAGRAM
ComponentDescription
ABS actuator and electric unit (control unit)ABS Actuator and Electric Unit (Control Unit)
Steering angle sensorSteering Angle Sensor
Combination meter (FULL TFT METER)Combination Meter
Combination meter (7 INCH INFORMATION DISPLAY)Combination Meter
Front camera unitFront Camera Unit
Head Up Display unitHead Up Display Unit
 
 
FRONT CAMERA INPUT/OUTPUT SIGNAL ITEM
 
 
Input Signal Item
Transmit unitSignal nameDescription
ABS actuator and electric unit (control unit)CAN communicationVehicle speed signal (ABS)Receives the wheel speed of the four wheels
Combination meterCAN communicationSystem selection signalReceives a selection state of each item selected with the combination meter
Steering angle sensorCAN communicationSteering angle sensor signalReceives the number of revolutions, turning direction of the steering wheel
 
 
Output Signal Item
Reception unitSignal nameDescription
Combination meterCAN communicationMeter display signalTransmits a signal to display a state of the system on the information display
Buzzer output signalTransmits a signal to activate buzzer
Head Up Display unitCAN communicationDisplay signalTransmits a signal to display a state of the system on the Head Up Display unit
 
 
FUNCTION DESCRIPTION
  • Displays the road conditions as identified by the front camera unit on the information display, and alerts the driver. Identifies the road sign information.
  • The front camera unit detects road signs as described below and displays them on the information display.
    Latest detected speed limitReduce speed limit caution (orange)No speed limit information
    No passing zoneReduce speed limit caution (with no speed limit information) (orange)
 
 
EXAMPLE
 
 
OPERATION DESCRIPTION
  • The TSR system is controlled by the front camera unit.
  • The front camera unit turns on the TSR system when the turned ON by combination meter.
  • The front camera unit detects the road sign.
  • The front camera unit transmits the meter display signal to the combination meter, when detecting the road sign.
  • The front camera unit adjusts the detection range of road signs according to a steering angle sensor signal received from the steering angle sensor.
 
 
OPERATION CONDITION
Front camera unit performs the control when the following conditions are satisfied.
  • TSR system: ON
note
  • TSR system ON/OFF can be set on the combination meter
  • The TSR system may not function properly, depending on the situation.
 
 
CANCEL CONDITION
The front camera unit cancels the operation when the system is under any conditions of the operation cancellation condition.
  • When the system malfunction occurs.
  • When the front camera unit becomes high temperature [over approximately 40 °C (104 °F)].