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AT91SAM7X256 Datasheet(PDF) 2 Page - ATMEL Corporation |
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AT91SAM7X256 Datasheet(HTML) 2 Page - ATMEL Corporation |
2 / 664 page 2 6120D–ATARM–02-Feb-06 AT91SAM7X256/128 Preliminary • Thirteen Peripheral DMA Controller (PDC) Channels • One USB 2.0 Full Speed (12 Mbits per second) Device Port – On-chip Transceiver, 1352-byte Configurable Integrated FIFOs • One 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 Transmit and Receive • One Part 2.0A and Part 2.0B Compliant CAN Controller – Eight Fully-programmable Message Object Mailboxes, 16-bit Time Stamp Counter • One Synchronous Serial Controller (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 • Two Universal Synchronous/Asynchronous Receiver Transmitters (USART) – Individual Baud Rate Generator, IrDA Infrared Modulation/Demodulation – Support for ISO7816 T0/T1 Smart Card, Hardware Handshaking, RS485 Support – Full Modem Line Support on USART1 • Two Master/Slave Serial Peripheral Interfaces (SPI) – 8- to 16-bit Programmable Data Length, Four External Peripheral Chip Selects • One Three-channel 16-bit Timer/Counter (TC) – Three External Clock Inputs, Two Multi-purpose I/O Pins per Channel – Double PWM Generation, Capture/Waveform Mode, Up/Down Capability • One Four-channel 16-bit Power Width Modulation Controller (PWMC) • One Two-wire Interface (TWI) – Master Mode Support Only, All Two-wire Atmel EEPROMs Supported • One 8-channel 10-bit Analog-to-Digital Converter, Four Channels Multiplexed with Digital I/Os • SAM-BA™ Boot Assistance – Default Boot program – Interface with SAM-BA Graphic User Interface • IEEE® 1149.1 JTAG Boundary Scan on All Digital Pins • 5V-tolerant I/Os, Including Four High-current Drive I/O lines, Up to 16 mA Each • Power Supplies – Embedded 1.8V Regulator, Drawing up to 100 mA for the Core and External Components – 3.3V VDDIO I/O Lines Power Supply, Independent 3.3V VDDFLASH Flash Power Supply – 1.8V VDDCORE Core Power Supply with Brownout Detector • Fully Static Operation: Up to 55 MHz at 1.65V and 85 ° C Worst Case Conditions • Available in a 100-lead LQFP Green Package |
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