WHST STA77-5 High Resolution Long-Range Radar User Manual
- June 5, 2024
- WHST
Table of Contents
STA77-5 Automotive radar
PRODUCT MANUAL
WHST CO., LTD.
FACTORY 1, WANCHUN HIGH-TECH INNOVATION PARK, EAST DISTRICT OF ECONOMIC &
TECHNOLOGICAL DEVELOPMENT ZONE, WUHU, ANHUI, CHINA
Revision record
| date | version | description | author |
|---|---|---|---|
| 11/4/2021 | V1.0 | initial version | Zhang shaolong |
product description
STA77-5 high-resolution long-range radar is a radar product based on 77GHz
millimeter wave technology developed by WHST. It has the characteristics of
small size, lightweight, and high performance. STA77-5 can accurately measure
the distance, speed, and angle of the target vehicle within 210m ahead, and
can provide safe, accurate, and real-time road condition information on the
road ahead. It is suitable for forwarding emergency braking of vehicles (AEB:
Autonomous Emergency Braking) Or forward collision warning (FCW: Forward
Collision Warning) and other functions.
STA77-5 Main product features of vehicle
radar：
- Highly stable radar based on 77GHz MMIC technology
- The farthest detection range is 220 meters;
- Advanced pulse Doppler system, small size, and lightweight;
- Using continuous wave radar technology, it can accurately detect
- target distance, speed, and angle information;
- Not affected by weather conditions, fully guarantee driving safety
Interface description
The radar equipment terminal connector and wiring harness terminal connector are shown in Figure 4, and the wiring definition is shown in
Table 2
| Device side | Wire side |
|---|---|
Figure 2 Schematic diagram of wiring
Table 2 Definition of external plug-in pins
| NO | Pin definition | Signal function | Note |
|---|---|---|---|
| 1 | CAN-H | Body CAN bus | |
| 2 | CAN-L | Body CAN hus | |
| 3 | CANFD-L | CANFD bus | The wire diameter is recommended to be ? 0.35mm, 3/4 |
pins are made into twisted pair
4| CANFD-H| CANFD bus
5| NC| |
6| NC|
7| NC| |
8| NC| |
9| POWER| Power supply positive| 9-16V DC
10| GND| Power supply negative
Radar installation method and size
As shown in the radar size diagram in Figure 7, the product size is
106×97.8×27.3mm, and it is directly installed on the car body using reserved
three-leg holes to ensure the installation strength. It is recommended to use
3 M5*16 combination screws to fix the radar to the car body mounting
hole.
It is recommended that equipment should be installed and operated with a
minimum distance of 20cm between the radiator and your body.
Important: Changes or modifications to this unit not expressly approved by the
party responsible for compliance could void the user’s authority to operate
the equipment.
Maximum Permissive Exposure Statement These products comply with FCC radiation
exposure limits set forth for an uncontrolled environment.
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