产品讯息
伟诠电子推出用于ADAS应用的WT8911智能镜头处理器
2017-09-26
伟诠电子(TAIEX: 2436)今(26)天宣布推出WT8911智慧镜头处理器,它是一款适用于先进驾驶辅助系统(ADAS)的解决方案,此方案具精简及低能耗特性,可整合至车用镜头模块。 | |
WT8911为一高效能先进驾驶辅助系统(ADAS)处理器,内含可运行达200MHz的 32位精简指令集的CPU/DSP,另有完整丰富的视觉处理功能及接口,包含缩放器(scaler)、扭曲校正、影像屏蔽(image mask)、光流侦测等功能。ADAS功能包括车道偏移警示(Lane-Departure Warning, LDW)、移动物侦测(Moving-Object Detection, MOD)及盲点侦测(Blind-Spot Detection, BSD)等等。 | |
WT8911采用小尺寸的BGA封装技术,适合应用于须整合视觉处理器的车用智能镜头。它还可以做为WT8893S 环车影像(AVM)处理器的协处理器、进行ADAS影像侦测工作确保驾驶者的行车安全。WT8911已通过汽车电子委员会(AEC) Q100 (Grade 2)验证规范。 | |
伟诠的WT8911智能镜头处理器主要的功能包含: | |
● | Embedded 32-bit RISC CPU core |
- Support external program memory with serial flash memory via 4-wire interface | |
- DSP instruction set | |
- Internal 32KB DLM | |
- Internal 128KB ILM | |
- AXI to APB bridge | |
● | Memory |
- External serial flash | |
- 10 optimized frame buffers for video data storage and CPU access | |
● | Down sampling scaler with flexible scaling ratio (1 - 6) |
- Bilinear method | |
● | Image mask (5x5 and 1x5) with user-defined coefficients |
● | Grid remap |
● | Perspective |
● | Optical flow |
- Lucas-Kanade (LK) optical flow algorithm | |
● | Features from accelerated segment test (FAST) corner detection |
● | Connected component labeling (CCL) |
● | Histogram 1D/2D calculation with polygon shape (MAX2D) |
● | Optimized OpenVX engine |
● | Sum of absolute differences (SAD) |
● | Video inputs: |
- ITU-601 / ITU-656 / ITU-1120 YUV | |
- Video formats: 720x480, 720x576, 1280x720p, 1920x1080p (30FPS) | |
● | Video outputs: |
- ITU-601 / ITU-656 / ITU-1120 YUV | |
- Video formats: 720x480, 720x576, 1280x720p, 1920x1080p (30FPS) | |
- Analog CVBS output with internal video encoder | |
● | Parking guideline drawing |
● | B/W stretch and histogram |
● | Brightness & contrast adjustment |
● | On screen display |
● | HD to SD resolution conversion |
● | Frame buffer display |
● | Communication interfaces |
- 1 master/slave mode I2C interfaces up to 400KHz | |
- 1 master/slave SPI up to 12MHz | |
- 2 full-duplex UART up to 1.5MHz | |
- 1 CAN bus up to 1MHz | |
- Interface for ISP and ICE | |
● | Timer with 16-bit prescaler |
● | GPIO with configurable input / output direction and pull-up / pull-down resistor |
● | Window Watchdog Timer |
● | 2 PWM (buzzer) |
● | CPU clock source |
- External crystal oscillator 20MHz ~ 27MHz (built-in PLL) | |
● | Operating temperature range: -40℃ ~ +105℃ |
● | Package type: |
- VFBGA 112-ball (8 x 8 mm) | |
- LQFP-128 | |
● | AEC-Q100: |
- This product has been qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 2) | |
关于伟诠电子: | |
伟诠电子股份有限公司成立于1989年,位于“台湾硅谷”新竹科学工业园区,定位为无晶圆厂之集成电路公司 (Fabless IC Company),是台湾知名的IC设计公司之一,专长于集成电路产品的企划、设计、测试、应用与营销。进一步信息,请浏览www.weltrend.com。 |