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S3C2440A SAMSUNG
32-BIT RISC
MICROPROCESSOR
USER'S MANUAL
(Preliminary)
Revision 0.13

FEATURES (Continued)
Interrupt Controller
--60 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), 1 AC97
--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
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
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
– Typical actual screen size: 640x480, 320x240,
160x160, and others.
– Maximum frame buffer 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, 24 bpp non-palette true-color
displays for color TFT
--Supports maximum 16M color TFT at 24 bpp
mode
--LPC3600 Timing controller embedded for
LTS350Q1-PD1/2(SAMSUNG 3.5” Portrait /
256K-color/ Reflective a-Si TFT LCD)
--LCC3600 Timing controller embedded for
LTS350Q1-PE1/2(SAMSUNG 3.5” Portrait /
256K-color/ Transflective a-Si TFT LCD)
--Supports multiple screen size
– Typical actual screen size: 640x480, 320x240,
160x160, and others.
– Maximum frame buffer size is 4Mbytes.
– Maximum virtual screen size in 64K color mode :
2048x1024, and others
UART
--3-channel UART with DMA-based or interruptbased
operation
--Supports 5-bit, 6-bit, 7-bit, or 8-bit serial data
transmit/receive (Tx/Rx)
--Supports external clocks for the UART operation
(UEXTCLK)
--Programmable baud rate
--Supports IrDA 1.0
--Loopback mode for testing
--Each channel has internal 64-byte Tx FIFO and
64-byte Rx FIFO.

A/D Converter & Touch Screen Interface
--8-ch multiplexed ADC
--Max. 500KSPS and 10-bit Resolution
--Internal FET for direct Touch screen interface
Watchdog Timer
--16-bit Watchdog Timer
--Interrupt request or system reset at time-out
IIC-Bus Interface
--1-ch Multi-Master IIC-Bus
--Serial, 8-bit oriented and bi-directional data
transfers can be made at up to 100 Kbit/s in
Standard mode or up to 400 Kbit/s in Fast mode.
IIS-Bus Interface
--1-ch IIS-bus for audio interface with DMA-based
operation
--Serial, 8-/16-bit per channel data transfers
--128 Bytes (64-Byte + 64-Byte) FIFO for Tx/Rx
--Supports IIS format and MSB-justified data format
AC97 Audio-CODEC Interface
--Support 16-bit samples
--1-ch stereo PCM inputs/ 1-ch stereo PCM outputs
1-ch MIC input
USB Host
--2-port USB Host
--Complies with OHCI Rev. 1.0
--Compatible with USB Specification version 1.1
USB Device
--1-port USB Device
--5 Endpoints for USB Device
--Compatible with USB Specification version 1.1
SD Host Interface
--Normal, Interrupt and DMA data transfer
mode(byte, halfword, word transfer)
--DMA burst4 access support(only word transfer)
--Compatible with SD Memory Card Protocol
version 1.0
--Compatible with SDIO Card Protocol version 1.0
--64 Bytes FIFO for Tx/Rx
--Compatible with Multimedia Card Protocol version
2.11
SPI Interface
--Compatible with 2-ch Serial Peripheral Interface
Protocol version 2.11
--2x8 bits Shift register for Tx/Rx
--DMA-based or interrupt-based operation
Camera Interface
--ITU-R BT 601/656 8-bit mode support
--DZI (Digital Zoom In) capability
--Programmable polarity of video sync signals
--Max. 4096 x 4096 pixels input support ( 2048 x
2048 pixel input support for scaling)
--Image mirror and rotation (X-axis mirror, Y-axis
mirror, and 180° rotation)
--Camera output format (RGB 16/24-bit and YCbCr
4:2:0/4:2:2 format)
Operating Voltage Range
--Core : 1.20V for 300MHz
1.30V for 400MHz
1.35V for 533MHz
--Memory:1.8V/ 2.5V/3.0V/3.3V
--I/O : 3.3V
Operating Frequency
--Fclk Up to 533MHz
--Hclk Up to 136MHz
--Pclk Up to 68MHz
Package
--289-FBGA

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