S3C2440X Ver la hoja de datos (PDF) - Samsung

Número de pieza

componentes Descripción

Fabricante

S3C2440X

32-bit RISC microprocessor.

Samsung 

S3C2440X

2003.10.15

PRODUCT OVERVIEW

FEATURES (Continued)

Interrupt Controller

• 59 Interrupt sources

(One Watch dog timer, 5 timers, 9 UARTs, 24

external interrupts, 4 DMA, 2 RTC, 2 ADC, 1 IIC,

2 SPI, 1 SDI, 2 USB, 1 LCD, 1 Battery Fault, 1

NAND and 2 Camera)

• Level/Edge mode on external interrupt source

• Programmable polarity of edge and level

• Supports Fast Interrupt request (FIQ) for very

urgent interrupt request

Timer with Pulse Width Modulation (PWM)

• 4-ch 16-bit Timer with PWM / 1-ch 16-bit internal

timer with DMA-based or interrupt-based

operation

• Programmable duty cycle, frequency, and polarity

• Dead-zone generation

• Supports external clock sources

RTC (Real Time Clock)

• Full clock feature: msec, second, minute, hour,

date, day, month, and year

• 32.768 KHz operation

• Alarm interrupt

• Time tick interrupt

General Purpose Input/Output Ports

• 24 external interrupt ports

• Multiplexed input/output ports

UART

• 3-channel UART with DMA-based or interrupt-

based operation

• Supports 5-bit, 6-bit, 7-bit, or 8-bit serial data

transmit/receive (Tx/Rx)

• Supports external clocks for the UART operation

(UARTCLK)

• Programmable baud rate

• Supports IrDA 1.0

• Loopback mode for testing

• Each channel has internal 64-byte Tx FIFO and

64-byte Rx FIFO.

DMA Controller

• 4-ch DMA controller

• Supports memory to memory, IO to memory,

memory to IO, and IO to IO transfers

• Burst transfer mode to enhance the transfer rate

A/D Converter & Touch Screen Interface

• 8-ch multiplexed ADC

• Max. 500KSPS and 10-bit Resolution

• Internal FET for direct Touch screen interface

LCD Controller STN LCD Displays Feature

• Supports 3 types of STN LCD panels: 4-bit dual

scan, 4-bit single scan, 8-bit single scan display

type

• Supports monochrome mode, 4 gray levels, 16

gray levels, 256 colors and 4096 colors for STN

LCD

• Supports multiple screen size

– Maximum screen size: 2048x1024

– Recommended screen size: max 800x600

– Maximum virtual screen size is 4 Mbytes.

– Maximum virtual screen size in 256 color mode:

4096x1024, 2048x2048, 1024x4096 and others

TFT(Thin Film Transistor) Color Displays Feature

• Supports 1, 2, 4 or 8 bpp (bit-per-pixel) palette

color displays for color TFT

• Supports 16 bpp non-palette true-color displays

for color TFT

• Supports maximum 16M color TFT at 24 bpp

mode

• Supports multiple screen size

– Maximum screen size: 2048x1024

– Recommended screen size: max 800x600

– Maximum virtual screen size is 4Mbytes.

– Maximum virtual screen size in 64K color mode:

2048x1024, and others

1-3

Preliminary product information describes products that are in development,

for which full characterization data and associated errata are not yet available

Specifications and information herein are subject to change without notice.

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