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USB2229 Datasheet

  • USB2229

  • 5TH GENERATION HI-SPEED USB FLASH MEDIA & IrDA CONTROLLER WI...

  • 27頁(yè)

  • SMSC   SMSC

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USB2229/USB2230
5th Generation Hi-Speed
USB Flash Media & IrDA
Controller with
Integrated Card Power
FETs
PRODUCT FEATURES
IrDA Controller
鈻?/div>
IrDA v1.1 FIR and SIR Compliant Controller, with
9.6K, 19.2K, 38.4K, 57.6K, 115.2K, 0.576Mbps,
1.152Mpbs and 4Mbps data rate support.
Flash Media Controller
鈻?/div>
Complete System Solution for interfacing
SmartMedia
TM
(SM) or xD Picture Card
TM
(xD)
1
,
Memory Stick
TM
(MS), High Speed Memory Stick
(HSMS), Memory Stick PRO (MSPRO), MS Duo
TM
,
Secure Digital (SD), High Speed SD, Mini-Secure
Digital (Mini-SD), TransFlash (SD),
MultiMediaCard
TM
(MMC), Reduced Size
MultiMediaCard (RS-MMC), NAND Flash, Compact
Flash
TM
(CF) and CF Ultra
TM
I & II, and CF form-
factor ATA hard drives to Hi-Speed USB
鈥?Supports USB Bulk Only Mass Storage Compliant
Bootable BIOS
鈻?/div>
Datasheet
鈥?12K Bytes of internal SRAM for general purpose
scratchpad
鈥?768 Bytes of internal SRAM for general purpose
scratchpad or program execution while re-flashing
external ROM
鈥?Two, Double Buffered Bulk Endpoints
鈥?Two, Bi-directional 512 Byte Buffers for Bulk Endpoints
鈥?64 Byte RX Control Endpoint Buffer
鈥?64 Byte TX Control Endpoint Buffer
鈻?/div>
Internal or External Program Memory Interface
鈥?76K Byte Internal Code Space or Optional 128K Byte
External Code Space using Flash, SRAM or EPROM
memory.
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Support for simultaneous operation of all above
devices. (only one at a time of each of the following
groups supported: CF or ATA drive, SM or XD or
NAND, SD or MMC)
On-Chip 4-Bit High Speed Memory Stick and MS
PRO Hardware Circuitry
On-Chip firmware reads and writes High Speed
Memory Stick and MS PRO
1-bit ECC correction performed in hardware for
maximum efficiency
Hardware support for SD Security Command
Extensions
On-chip power FETs with short circuit protection for
supplying flash media card power
USB Bus Power Certified
3.3 Volt I/O with 5V input tolerance on VBUS/GPIO3
Complete USB Specification 2.0 Compatibility for Bus
Powered Operation
鈥?Includes Hi-Speed USB Transceiver
鈥?A Bi-directional Control and two Bi-directional Bulk
Endpoints are provided.
On Board 24Mhz Crystal Driver Circuit
Can be clocked by 48MHz external source
On-Chip 1.8V Regulator for Low Power Core
Operation
Internal PLL for 480Mhz Hi-Speed USB Sampling,
Configurable MCU clock
Supports firmware upgrade via USB bus if 鈥渂oot
block鈥?Flash program memory is used
12 GPIOs for special function use: LED indicators,
button inputs, power control to memory devices, etc.
鈥?Inputs capable of generating interrupts with either edge
sensitivity
鈻?/div>
Attribute bit controlled features:
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Activity LED polarity/operation/blink rate
Full or Partial Card compliance checking
Bus or Self Powered
LUN configuration and assignment
Write Protect Polarity
SmartDetach
TM
- Detach from USB when no Card
Inserted for Notebook apps
Cover Switch operation for xD compliance
Inquiry Command operation
SD Write Protect operation
Older CF card support
Force USB 1.1 reporting
Internal or External Power FET operation
鈻?/div>
8051 8 bit microprocessor
鈥?Provides low speed control functions
鈥?30 Mhz execution speed at 1 clock per instruction cycle
average
鈻?/div>
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鈻?/div>
1.xD Picture Card not applicable to USB2229.
Compatible with Microsoft WinXP, WinME, Win2K
SP3, Apple OS10, Softconnex, and Linux Multi-LUN
Mass Storage Class Drivers
Win2K, Win98/98SE and Apple OS8.6 and OS9
Multi-LUN Mass Storage Class Drivers available from
SMSC
128 Pin TQFP Package (1.0mm height, 14mmx14mm
footprint); green, lead-free package also available.
Revision 1.2 (05-09-05)
SMSC USB2229/USB2230
DATASHEET

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