N3290X Datasheet, PDF(6/47 Page) List of Unclassifed Manufacturers

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N3290X Datasheet, PDF (6/47 Pages) List of Unclassifed Manufacturers – ARM926-based Media Processor

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N3290X DATASHEET

2. FEATURES

ï¬ CPU

ï® ARM926EJ-S 32-bit RISC CPU with 8KB I-Cache & 8KB D-Cache

ï® Frequency up to 200MHz@1.8V core power operation voltage

ï® JTAG interface supported for development and debugging

ï¬ Internal SRAM & ROM

ï® 8KB internal SRAM and 16KB IBR internal booting ROM supported

ï® IBR booting messages displayed by UART console for debugging supported

ï® Different system booting modes supported:

ïµ Memory card

ï¬ SD card

ï¬ SD-to-NAND flash bridge

ïµ Raw NAND Flash

ïµ SPI Flash

ïµ USB

ï¬ EDMA (Enhanced DMA)

ï® Totally 5 DMA channels supported

ïµ 4 peripheral DMA channels for transfer between memory and on-chip peripherals,

such as ADC, UART and SPI

ïµ One dedicated channel for memory-to-memory transfer

ï® Byte, half-word and word data width types supported

ï® Single and burst transfer modes supported

ï® Block transfer supported in memory-to-memory transfer channel

ï® Color format transformation supported in memory-to-memory transfer channel

ïµ Source color format could be RGB555, RGB565 and YCbCr422

ïµ Destination color format could be RGB555, RGB565 and YCbCr422

ï® Auto reload supported for continuous data transfer

ï® Interrupt generation supported in the half-of-transfer or end-of-transfer

ï¬ Capture (CMOS Sensor I/F)

ï® CCIR601 & CCIR656 interfaces supported for connection to CMOS image sensor

ï® Resolution up to 2M pixel for Still Image Capture, 640x480 (VGA) resolution for MJPEG

Video Streaming

ï® YUV422 and RGB565 color format supported for data-in from CMOS sensor

ï® YUV422, RGB565, RGB555 and Y-only color format supported for data storing to system

memory

ï® Planar and packet data formats supported for data storing to system memory

ï® Image cropping supported with the cropping window up to 4096x2048

ï® Image scaling-down supported

ïµ Vertical and horizontal scaling-down for preview mode supported

ï¬ The scaling factor is N/M

ï¬ Two pairs of configurable 8-bit N and 8-bit M for vertical and horizontal scaling-

down

ï¬ The value of N has to equal to or less than M

ïµ Frame rate control supported

ï® Combines two interlace fields to a single frame supported for data in from TV-decoder

ï¬ JPEG Codec

ï® Baseline Sequential mode JPEG codec function compliant with ISO/IEC 10918-1

Nuvoton Technology Corp.

http://www.nuvoton.com/

Release Date: May. 2013

Rev. A5.1

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