SONIX公司的SN9C102技术文档资源-CSDN文库

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Preliminary SN9C102

1 ver. 0.9 Jan,2002

PC Camera Controller

1. General Description

The SN9C102 is a single-chip backend processor to pair with the resolution of VGA or CIF CMOS image sensor.

It reads the 9 or 8 bits input raw image data (RGB Bayer pattern) from an image capturing device and outputs

through a USB port into the PC. This chip includes three individual digital color gains setting (named R, G, B gains),

an image compression engine, an offset compensation, a hardware windowing with random image size selection,

panning and scaling functions. Its multi-powerful functions and special architecture make this chip suitable for extra

low cost USB PC camera application.

2. Features

- 9-Bit CMOS image raw data input

- Up to 30fps @ CIF, 12fps @VGA for PC mode video

- Provide individual R/G/B digital color gains control

- Provide snapshoot function

- Support pixel offset compensation

- Support IC-media, ElecVision, TASC, Hynix, Pixart …etc

- Embedded two modes of AE calculation and report

- Provide hardware windowing, 1/2, 1/4 scaling function and panning function

- Support operation mode in image quality/frame rate selection

- USB 1.1 compliance and support suspend mode

- USB 4 endpoints: control, isochronous read, bulk read, and bulk write endpoints

- Support video data transfer either in USB isochronous or bulk modes

- Up to 9 alternated setting for USB isochronous transfer

- Up to 64 various P_ID in default mode and Random setting the P_ID, V_ID streaming

- 12MHz crystal and 3.3Volt only

- 48 pins LQFP package for normal function

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清风龙剑

2013-05-09

确实有点用，通过反分析，有一些I2C接口的通信资料，如果有USB的就更好了

liyuzheng2010

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