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SL811HS Embedded USB Host/Slave Controller
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● First USB Host/Slave controller for embedded systems in the market with a standard microprocessor bus interface
● Supports both full speed (12 Mbps) and low speed (1.5 Mbps) USB transfer in both master and slave modes
● Conforms to USB Specification 1.1 for full- and low speed
● Operates as a single USB host or slave under software control
● Automatic detection of either low- or full speed devices
● 8-bit bidirectional data, portlO (DMA supported in slave mode)
● On-chip SIE asnd USB transceivers
● On-chip single root HUB support
● 256-byte internal SRAM buffer
● Ping-pong buffers for improved performance
● Operates from 12 or 48 MHz crystal or oscillator (built-in DPLL)
● 5 V-tolerant interface
● Suspend/resume, wake up, and low-power modes are supported
● Auto-generation of SOF and CRC5/16
● Auto-address increment mode, saves memory READ/WRITE cycles
● Development kit including source code drivers is available
● 3.3 V power source,0.35 micron CMOS technology
● Available in 48-pin TQFP package
The SL811HS is an Embedded USB Host/Slave Controller capable of communicating in either full speed or low speed.TheSL811HS interfaces to devices such as microprocessors, micro-controllers, DSPs, or directly to a variety of buses such as ISA, PCMCIA, and others. The SL811HS USB Host Controller conforms to USB Specification 1.1.
The SL811HS incorporates USB Serial Interface functionality along with internal full or low speed transceivers. The SL811HS supports and operates in USB full speed mode at 12 Mbps, or in low speed mode at 1.5 Mbps. When in host mode, the SL811HSis the master and controls the USB bus and the devices that are connected to it.In peripheral mode, otherwise known as a slave device, the SL811Hs operates as a variety of full- or low speed devices.
The SL811HS data port and microprocessor interface provide an 8-bit data path l/O or DMA bidirectional, with interrupt support to allow easy interface to standard microprocessors or microcon-trollers such as Motorola or Intel CPUs and many others.TheSL811HS has 256-bytes of internal RAM which is used for control registers and data buffer.
The available lead-free package is a 48-pin (SL811HST-AXC) package. All packages operate at 3.3 VDC.The l/O interface logic is 5 V-tolerant.
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Returns are normally accepted when completed within 60 days from the date of the parcel delivered.
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All UTSOURCE purchases have a 60 days money back return policy, plus a 90 days UTSOURCE warranty against any manufacturing defects.This warranty shall not apply to any item where defects have been caused by improper customer assembly, failure by customer to follow instructions, product modification, negligent or improper operation.
SL811HST-AXC has several brands around the world that may have alternate names for SL811HST-AXC due to regional differences or acquisition. SL811HST-AXC may also be known as the following names:
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