Features
Incorporates the ARM920T ARM Thumb Processor
– 200 MIPS at 180 MHz, Memory Management Unit
– 16-KByte Data Cache, 16-KByte Instruction Cache, Write Buffer
– In-circuit Emulator including Debug Communication Channel
– Mid-level Implementation Embedded Trace Macrocell (256-ball BGA Package
only)
Low Power: On VDDCORE 24.4 mA in Normal Mode, 520 A in Standby Mode
Additional Embedded Memories
– 16K Bytes of SRAM and 128K Bytes of ROM
External Bus Interface (EBI)
– Supports SDRAM, Static Memory, Burst Flash, Glueless Connection to
CompactFlash and NAND Flash/SmartMedia
System Peripherals for Enhanced Performance:
– Enhanced Clock Generator and Power Management Controller
– Two On-chip Oscillators with Two PLLs
– Very Slow Clock Operating Mode and Software Power Optimization Capabilities
– Four Programmable External Clock Signals
– System Timer Including Periodic Interrupt, Watchdog and Second Counter
– Real-time Clock with Alarm Interrupt
– Debug Unit, Two-wire UART and Support for Debug Communication Channel
– Advanced Interrupt Controller with 8-level Priority, Individually Maskable Vectored
Interrupt Sources, Spurious Interrupt Protected
– Seven External Interrupt Sources and One Fast Interrupt Source
– Four 32-bit PIO Controllers with Up to 122 Programmable I/O Lines, Input Change
Interrupt and Open-drain Capability on Each Line
– 20-channel Peripheral DMA Controller (PDC)
Ethernet MAC 10/100 Base-T
– Media Independent Interface (MII) or Reduced Media Independent Interface (RMII)
– Integrated 28-byte FIFOs and Dedicated DMA Channels for Receive and Transmit
USB 2.0 Full Speed (12 Mbits per second) Host Double Port
– Dual On-chip Transceivers (Single Port Only on 208-lead PQFP Package)
– Integrated FIFOs and Dedicated DMA Channels
USB 2.0 Full Speed (12 Mbits per second) Device Port
– On-chip Transceiver, 2-Kbyte Configurable Integrated FIFOs
Multimedia Card Interface (MCI)
– Automatic Protocol Control and Fast Automatic Data Transfers
– MMC and SD Memory Card-compliant, Supports Up to Two SD Memory Cards
Three Synchronous Serial Controllers (SSC)
– Independent Clock and Frame Sync Signals for Each Receiver and Transmitter
–I2S Analog Interface Support, Time Division Multiplex Support
– High-speed Continuous Data Stream Capabilities with 32-bit Data Transfer
Four Universal Synchronous/Asynchronous Receiver/Transmitters (USART)
– Support for ISO7816 T0/T1 Smart Card
– Hardware Handshaking
– RS485 Support, IrDA Up To 115 Kbps
– Full Modem Control Lines on USART1
Master/Slave Serial Peripheral Interface (SPI)
– 8- to 16-bit Programmable Data Length, 4 External Peripheral Chip Selects
ARM920T-based
Microcontroller
AT91RM9200
1768MS–ATARM–09-Jul-09