DESCRIPTION

The LH79525 is a low cost microcontroller that utilizes the ARM720T core integrated with a wide variety of functions including the capability to control STN, color STN, TFT, HR-TFT, and AD-TFT displays with up to 4,096 colors.

FEATURES

• ARM720T™ Core

– High Performance (77.4 MHz)

– 8KB cache

– MMU

• 16KB On-chip SRAM

• 10/100 BaseT Ethernet MAC

• USB 2.0 Full Speed Device

• Clock and Power Management

– Low Power Modes – Active, Standby, Sleep, Stop1, Stop2

• Color LCD Controller

– 12-bit (4,096) Direct Mode Color

– Up to VGA (800 × 600)

– 8-bit (256) Direct or Palletized Color

– Up to XGA (1,024 × 768)

– 12-bit Video Bus

– Supports STN, TFT, HR-TFT, AD-TFT

• Ten Input, 10-bit A/D Converter with Integrated Touch Screen Controller

• Four DMA Channels

• SDRAM Controller

• NAND Flash Support

• Serial Interfaces

– Three 16C550 UARTs, with 9-bit capability

– Classic IrDA (115 Kbit/s)

– SSP

– I2C

– I2S Codec Interface

• External Bus Interface

– Six Chip Selects Providing Glueless Interface to Off-Chip

Memories and Peripherals

– 24 Address Bits

– 16 Data Bits

• Real Time Clock (RTC)

– Operates from 32 kHz XTAL

• 72 GPIO, 8 GPI, 6 GPO

• Three 16-bit Counter/Timers with Capture/Compare/PWM Capability

• Watchdog Timer

• Low Voltage Detector

• JTAG Debug Interface and Boundary Scan

• 3.3 V Operating Voltage

• 5 V Tolerant I/O

• On-chip 3.3 V to 1.8 V Linear Regulator

• -40°C to +85°C Operating Temperature

• 176-pin LQFP Package

APPLICATIONS:

PDA • GPS • POS

Networking

Medical

Test & Measurement

Security