at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 9

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

Multimedia Card
Interface
USB Device Port
1790A–ATARM–11/03
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Each Channel is User-configurable and Contains:
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Internal Interrupt Signal
Two Global Registers that Act on All Three TC Channels
Compatibility with MultiMedia Card Specification Version 2.2
Compatibility with SD Memory Card Specification Version 1.0
Cards clock rate up to Master Clock divided by 2
Embedded power management to slow down clock rate when not used
Supports up to sixteen multiplexed slots (product-dependent)
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Support for stream, block and multi-block data read and write
Supports connection to Peripheral Data Controller
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USB V2.0 Full-speed Compliant, 12 Mbits per second
Embedded USB V2.0 Full-speed Transceiver
Embedded Dual-port RAM for Endpoints
Suspend/Resume Logic
Ping-pong Mode (2 Memory Banks) for Isochronous and Bulk Endpoints
Pulse Width Modulation
Up/down Capabilities
Three External Clock Inputs
Five Internal Clock Inputs
Two Multi-purpose Input/Output Signals
One slot for one MultiMediaCard bus (up to 30 cards) or one SD Memory
Card
Minimizes processor intervention for large buffer transfers
AT91RM3400
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