System Description
SYSTEM DIAGRAM
| Component | Description |
|---|---|
| ABS actuator and electric unit (control unit) | ABS Actuator and Electric Unit (Control Unit) |
| Steering angle sensor | Steering Angle Sensor |
| Combination meter (FULL TFT METER) | Combination Meter |
| Combination meter (7 INCH INFORMATION DISPLAY) | Combination Meter |
| Front camera unit | Front Camera Unit |
| Head Up Display unit | Head Up Display Unit |
FRONT CAMERA INPUT/OUTPUT SIGNAL ITEM
Input Signal Item
| Transmit unit | Signal name | Description | |
|---|---|---|---|
| ABS actuator and electric unit (control unit) | CAN communication | Vehicle speed signal (ABS) | Receives the wheel speed of the four wheels |
| Combination meter | CAN communication | System selection signal | Receives a selection state of each item selected with the combination meter |
| Steering angle sensor | CAN communication | Steering angle sensor signal | Receives the number of revolutions, turning direction of the steering wheel |
Output Signal Item
| Reception unit | Signal name | Description | |
|---|---|---|---|
| Combination meter | CAN communication | Meter display signal | Transmits a signal to display a state of the system on the information display |
| Buzzer output signal | Transmits a signal to activate buzzer | ||
| Head Up Display unit | CAN communication | Display signal | Transmits 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 limit Reduce speed limit caution (orange) No speed limit information No passing zone Reduce 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 Deg. C (104 Deg. F) ].