lm9701 National Semiconductor Corporation, lm9701 Datasheet

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lm9701

Manufacturer Part Number
lm9701
Description
Digital Image Processor W/ Integrated Pre-processor
Manufacturer
National Semiconductor Corporation
Datasheet
LM9701 Digital Image Processor w/ Integrated Pre-processor
General Description
The LM9701 is a cost effective, digital image processor based
around the ARM7
designed to operate with National’s family of advanced CMOS
image sensors allowing a complete camera solution for imaging
applications.
Features







System Block Diagram
ARM, ARM7 and ARM7TDMI are registered trademarks of ARM Limited

- 16K bytes of internal SRAM
- 8K bytes of instruction Cache
- 4 channel DMA
- 64 M-byte address space for SRAM and Flash
- 64 M-bit address space for SDRAM
- Two full duplex UARTs
-
- Versitile timer
- ARM timer
- Interrupt controller
- 16 general purpose IOs
- Real time clock
- 10 bit data, vsync, hsync and pclk
- Fast I
- Defective pixel correction (up to 1024)
- Linearization table
- 4 channel digital gain and offset adjustment
- Raw data statistics
- Internal Clock generation from 12MHz Crystal
- Power management
- Reset generation
- JTAG based serial on-chip debug interface
2002 National Semiconductor Corporation
Embedded 32 bit ARM7
External memory bus supporting:
Processor Peripherals
Glueless CMOS image sensor interface
Image Pre-processor
Integrated USB v1.1 for connection to PC
System management
wire/SPI serial port
2
C compatible serial Interface
Flash
TM
32 bit RISC processor. The chip has been
CMOS Image
TM
SRAM
Sensor
TDNI RISC processor system
SDRAM
LM9701
Applications





Key Specifications
Input Format
Input Pixel Rate
Digital Image Pre-Processor
External Memory
Serial Interfaces
32 bit ARM7 Processor
Clock Inputs
Power Supply
Power Dissipation
Package
Operating temperature
- Memory Type
- Address Space
- Speed
- I
-
- UART
- MIPS
- Internal Memory
- Instruction Cache
- System
- Real Time Clock
- Core
- IO
Clip On Camera
Digital Still Camera
Industrial Camera
Automotive Camera
Security Camera
2
wire/SPI
C compatible master
ADVANCE INFORMATION
WIRE/SP
UART
USB
Color Bayer Pattern
Monochrome
12 Meg-pixels/s
10 bit
SRAM, Flash, SDRAM
24 bit
up to 75MHz
up to 400KHz
up to 6.0 MHz
up to 921.6 K bits/s
up to 75
16K-bytes
8K-bytes
12 Mhz Cystal
32 KHz Crystal
1.8 Volt
3.3 Volt
144 LQFP
-40
< 100mW
o
C to +85
www.national.com
o
C
October 2002

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lm9701 Summary of contents

Page 1

... LM9701 Digital Image Processor w/ Integrated Pre-processor General Description The LM9701 is a cost effective, digital image processor based TM around the ARM7 32 bit RISC processor. The chip has been designed to operate with National’s family of advanced CMOS image sensors allowing a complete camera solution for imaging applications ...

Page 2

Overall Chip Block Diagram sen Config & Raw Statistics Measurement Engine i2cm Compatible Master mwire wire/SPI Master usart USART0 usart USART1 gpio GPIO 16 Pin timer Versitile Timer int Interrupt Controller rtc Real Time Clock usb USB ...

Page 3

Connection Diagram gpio15_sys_int 1 mem_xd0_sdram_d0 2 vdd_io1 3 mem_xd1_sdram_d1 4 mem_xd2_sdram_d2 5 mem_xd3_sdram_d3 6 mem_xd4_sdram_d4 7 vss_io1 8 mem_xd5_sdram_d5 9 mem_xd6_sdram_d6 10 vdd_core2 11 vss_core2 12 mem_xd7_sdram_d7 13 mem_xd8_sdram_d8 14 vdd_io2 15 mem_xd9_sdram_d9 16 mem_xd10_sdram_d10 17 18 mem_xd11_sdram_d11 mem_xd12_sdram_d12 19 ...

Page 4

... INTERFACE USART0 GPIO GPIO USART1 EXTERNAL MEMORY MICROWIRE GPIO TIMER GPIO INTERUPT SOFTWARE DEBUG INTERFACE REAL TIME CLOCK SYSTEM INTERFACE LM9701 Figure 2. Signal Grouping Diagram 4 usb_dn usb_dp gpio8_usart0_ctsn gpio7_usart0_rtsn gpio6_usart0_rdx gpio5_usart0_tdx gpio0_usart1_rdx gpio1_usart1_tdx dma_ack_usart1_rtsn_d16 dma_req_usart1_ctsn mem_cs3_mem_xa23 mem_xa[22:18] 7 mem_xa[17]/sdram_ras mem_xa[16]/sdram_cas ...

Page 5

... NATIONAL'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or ...

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