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PRELIMINARY
S3C6400X RISC MICROPROCESSOR
USB2.0 HS OTG
26-1
26
USB2.0 HS OTG
OVERVIEW
Samsung USB On-The-Go (OTG) is a Dual-Role Device (DRD) controller, which supports both device and host
functions. It is fully compliant with the On-The-Go Supplement to the USB 2.0 Specification, Revision 1.0a. It
supports high-speed (HS, 480-Mbps), full-speed (FS, 12-Mbps), and low-speed (LS, 1.5-Mbps) transfers. HS
OTG can be configured as a Host-only or Device-only controller.
FEATURE
The USB2.0 HS OTG features include the following:
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Complies with the On-The-Go Supplement to the USB 2.0 Specification (Revision 1.0a)
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Operates in High-Speed (480 Mbps), Full-Speed (12 Mbps) and Low-Speed (1.5 Mbps, Host only)
modes
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Supports UTMI+ Level 3 interface (Revision 1.0)
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Supports SRP (Session Request Protocol) and HNP (Host Negotiation Protocol)
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Supports only 32-bit data on the AHB
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1 Control Endpoint 0 for control transfer
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15 Device Mode programmable Endpoints
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Programmable endpoint type: Bulk, Isochronous, or Interrupt
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Programmable IN/OUT direction
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16 Host channels supportable
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Supports packet-based, dynamic FIFO memory allocation of 6,144 depth (35 bit width)