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USB2229_06 Datasheet, PDF (1/27 Pages) SMSC Corporation – 5th Generation Hi-Speed USB Flash Media and IrDA Controller with Integrated Card Power FETs | |||
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USB2229/USB2230
PRODUCT FEATURES
IrDA Controller
 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
 Complete System Solution for interfacing
SmartMediaTM (SM) or xD Picture CardTM (xD)1,
Memory StickTM (MS), High Speed Memory Stick
(HSMS), Memory Stick PRO (MSPRO), MS DuoTM,
Secure Digital (SD), High Speed SD, Mini-Secure
Digital (Mini-SD), TransFlash (SD),
MultiMediaCardTM (MMC), Reduced Size
MultiMediaCard (RS-MMC), NAND Flash, Compact
FlashTM (CF) and CF UltraTM I & II, and CF form-
factor ATA hard drives to Hi-Speed USB
â Supports USB Bulk Only Mass Storage Compliant
Bootable BIOS
 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
â Includes Hi-Speed USB Transceiver
â A Bi-directional Control and two Bi-directional Bulk
Endpoints are provided.
 8051 8 bit microprocessor
â Provides low speed control functions
â 30 Mhz execution speed at 1 clock per instruction cycle
average
â 12K Bytes of internal SRAM for general purpose
scratchpad
5th Generation Hi-Speed
USB Flash Media and IrDA
Controller with Integrated
Card Power FETs
Datasheet
â 768 Bytes of internal SRAM for general purpose
scratchpad or program execution while re-flashing
external ROM
â Two, Double Buffered Bulk Endpoints
â Two, Bi-directional 512 Byte Buffers for Bulk Endpoints
â 64 Byte RX Control Endpoint Buffer
â 64 Byte TX Control Endpoint Buffer
 Internal or External Program Memory Interface
â 76K Byte Internal Code Space or Optional 128K Byte
External Code Space using Flash, SRAM or EPROM
memory.
 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 âboot
blockâ Flash program memory is used
 12 GPIOs for special function use: LED indicators,
button inputs, power control to memory devices, etc.
â Inputs capable of generating interrupts with either edge
sensitivity
 Attribute bit controlled features:
â Activity LED polarity/operation/blink rate
â Full or Partial Card compliance checking
â Bus or Self Powered
â LUN configuration and assignment
â Write Protect Polarity
â SmartDetachTM - Detach from USB when no Card
Inserted for Notebook apps
â Cover Switch operation for xD compliance
â Inquiry Command operation
â SD Write Protect operation
â Older CF card support
â Force USB 1.1 reporting
â Internal or External Power FET operation
 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
1.xD Picture Card not applicable to USB2229.
SMSC USB2229/USB2230
DATASHEET
Revision 1.3 (02-13-06)
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