Download DLP-USB245M User Manual Rev 1.1
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WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W W M M.T .100 W.1 Module M.T .100 OParallel W .CO .TW O W W C . DLP-USB245M-G USB to FIFO Interface Y W C W . 0 Y W W W 0 0 Y W T . 0 W M .T 00 is the W.1 Y OM W.1 version The DLP-USB245M-G of DLPWDesign’s USB adapter. This adds .COdevice OM 2nd generation, lead-free W W.1 Y.C C . W 0 Y W W .TW W 0 0 W T . 1 0 0 W T M . . 1 0 M . O 1 Wa new Y M extra functionality DLP-USB1 predecessor W with a reduced and low O component count W .C price..TW W. to it’s O W 00 WW .100Y.C M.TW 1 WW .100Y.C M.TW M . W O W .CO .TW O W W C . Y W C W . 0 Y W W W DLP-USB245M 0 0 Y W .T AREAS 0APPLICATION W FEATURES W.1 Y.COM W M.T .100 OM W.1 • YRapid O W W C . W C • Send / Receive Data over USB at up to 1 M Bytes / Prototype Development W . W .T W 00 W WW .100Y M.T .100 W.1 Y.COM W M.T O W O W W C sec • USB ISDN and ADSL Modems . W W WW .100Y WW .100Y.C M.TW M.T .100 M.T O W O • 384 byte FIFO Transmit buffer / 128 byte FIFO W C . O W W USB PDA Interface W Y W 0Y.CSpeed WW • .10High .TW 0Y.Cthroughput WWfor high M.T .100 .TW 0data M O receive buffer 1 W M . O W • USB Interface for Digital Cameras C W .CO .TW WW .100Y. .TW WW .100Y.C M.TW WWto CPU M • Simple interface 00orYMCU bus O 1 W M . O for MP3 players W Interface .C O W W W•W USB W W 00Y 0Y.C M.TW Y.C required • No in-depth knowledge as all USB W 1 0 WW .1of T M.T . . 1 00USB . O • High Speed USB Instrumentation W M O W C W .CO .Tthe WW .100Y. • Protocol is handled .TW Wmodule WW .100Y.C M.TW WW automatically M 00Y within O 1 W • USB Smart Card Readers M . W W drivers .CO .TW • FTDI’s Virtual COMWport the CO WW .100Y.C M.TW W need W•W Set.Top 0Y Y.eliminate 0 0 W T . 1 0 Box (S.T.B.) PC-USB interface M 1 M for USB driver development Ocases. WW 00Y.CO .TW W. in most WW 00Y.CO .TW C . W W W Y W W .T 1 00 • USB Modems M W.1 Y.COM • Integrated 3.3v Regulator O W.Hardware OMRegulator W W–.1No External C . W C W . Y W W .T W M.T .100 .TW 100 Modems 00Y Required • W USBW Wireless M . O 1 W M . O C . O W .C .C WW .100Y . WW .1Code .TW 00Y Readers • Integrated Power-On-Reset WW circuit .TW 00Y • USB Bar M OM 1 W M . O W C . O W W C . Y W .C PLL.TW W • Integrated 6MHz – 48Mhz WW .100Y WWclock.1multiplier .100 00Y M.T OM W M O W C . O W W C . Y W C • USB Bulk or Isocronous data transfer modes W . 0 Y W 0 W .T WW .100Y .TW .100 W.1 Y.CO M OM W O W W • 4.4v - 5.25v Single Supply taken directly from the C . W C W Y W W W WW .100Y. .100 M.T .100 O W M.T O USB port W O W W C . Y.C W W .C 0 Y W W W 0 0 Y W T . 1 0 0 W T . . 0 M .1 • UHCI / OHCI / EHCI host controller .compatible WW 00Y.C W 1 Y.COM W WW 00Y.CO .TW W W W W .1 • USB 1.1 and USB 2.0 compatible .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W W W W W • USB VID, PID, Serial NumberW and Product .T .100 W.1 Y M.T .100 OM W O W W C . W C W Y Description W W 00 W WW .100Y. M.T .100 W.1 M.T O W O W W C • Strings stored in on-board EEPROM. . W W WW .100Y WW .100Y.C M.TW .100 M.T W O W • EEPROM programmable on-board via W USB O W .C W WW .100Y.C M.TW WW for .1 .TW 00Y 1 • VIRTUAL COM PORT ( VCP ) DRIVERS M . O W O WW W C . W C W . Y W W W W .T 00 . .T 00Y - Windows 98 and Windows 98 SE W W.1 Y.COM W WW W.1 Y.COM W W W W W .T - Windows 2000 / ME / XP W .100 W M.T .100 OM W O W C . W C W Y WW - Windows CE ** W 0 W T . 0 WW .100Y. T . 1 OM W. OM W - MAC OS-8 and OS-9 WW .100Y.C M.TW WW .100Y.C M.TW O W O W - MAC OS-X WW .100Y.C WW .100Y.C M.TW W O W - Linux 2.40 and greater WW WW .100Y.C M.TW • D2XX ( USB Direct Drivers + DLL S/W Interface )W .CO .TW W Y 0 W 0 - Windows 98 and Windows 98 SE M .1 WW 00Y.CO W - Windows 2000 / ME / XP W.1 W W [ ** = In planning or under development ] Copyright © DLP Design 2002 Page 1 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W DESCRIPTION WW 00Y.CO .TW C GENERAL . W W W Y W W M .1 .T 00 OM W.1 method OM WW 00Y.CO .TW W.1 Y.Cprovides C . W The DLP-USB245M an easy cost-effective W Y W W W W .T 00 W 00 W.1 Y.COM W M.T OM W.1at upYto W W.1 dataY.toCO C . W of transferring / from a peripheral and a host W W W W .T W M.T .100 .TW 100 00 M . O 1 W M . O W C W(1-Megabyte) .C .CO per.Tsecond. 8 Million bits Its simple WW .100Y. .TW W WW FIFO-like .TW 00Y WW M 1 00Y M . O 1 W M . O W O design W makes to any microcontroller WW .100Y.C M.TW WWit easy W Yto.Cinterface WW .1or00Y.C M.TW 0 T . 0 1 OM WW 00Y.CO .TW W.via IO Y WW 00Y.CO .TW C . W microprocessor ports. W W W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W W.1 Y.COM W M.T .100 W.1 Y.COM W O W W W C . W W the 0peripheral To send data to theW host computer .T 00 Y W Wfrom M.T .100 W.1 Y.COM W M.T .1 0 O W O W W C . W W Y W simply write the byte wide0data module when W Y.C into the WTXE# WW M.T .100 M.T .100 O W M.T .10 O W C . O W W .C is low. If the (384W storing the written W byte, the .C buffer .fiTllsWup or is busy Ypreviously W device.1takes 00Y TXE#M.TW WW .T W byte) .transmit 100 00Y M . O 1 W M O W O being written until some W data .C data.T Y.Cto the .TW W of the Wbeen transferred .Cfrom high in order to W stop FIFO has 0USB Y WW over Wfurther W 0 0 Y W 1 0 0 T M . . 0 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W host. W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W . Y Wlet the peripheral W W to the00peripheral When the host sends over low.Tto know Y.C WW will.1take 00YRXF# M Wdata .100that at OM.T .TWUSB, the device 1 W M . O W C . O W more 0data W W .C Y Wdata until W indicating Wno least one byte of dataW is W available. the Y.Cperipheral .Thigh 1 0 is OM.T 00YRXF# goes . .TWthen readsW 1 00The M . 1 W M . O W O W WW .100Y.C M.T available to read. WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO . W WW 00Y.CO .TW C . W W W Y W W M .1 100 M.T W.1 Y.COM W Operipheral WW 00Y.CO W.drivers, W C . W W By using FTDI’s virtual COM Port the looks like a standard COM Port to the application software. W Y W .T 00 W W.1 Y.COM M.T .100 W.1 Y.COM W O W W W C . W Ware ignored Commands to set the baud W rate device data W .Trate regardless of the .100 .TW always transfers 100at its fastest 00Y – theM M . O 1 W . O W W .C W W DLP Design’s .CO of.T Y WW .100Y.C W application’s baud rate setting. The latest versions the drivers are available for download from 0 Y W T . 0 0 WW 1 0 O W OM W. OM W.1 WW .100Y.C website at http://www.dlpdesign.com. WW .100Y.C M.TW WW .100Y.C M.TW W O W O W WW .100Y.C WW .100Y.C M.TW WW .100Y.C M.TW W O W O W WW .100Y. WW .100Y.C M.TW WW .100Y.C M.TW W O W O W WW .100Y WW .100Y.C M.TW APPLICATION NOTES WW .100Y.C M.TW W O W O W WW .100 WW .100Y.C M.TW WW .100Y.C M.TW O O WW W .Cthe WisW C W . Y W W 0 Y W T USB devices transfer data in packets.W If W data is to0be sent from the PC, a packet built up by application program . 0 0 .1 .T W.1 Y.COM W WW W.1 Y.COM W W W W 0 list of tasks W .T for the USB and is sent via the device driver to the USB puts a request onto0the W scheduler. . .T 00 This scheduler W.1 Y.COM W WW W.1 Y.COM W W W W W host controller to perform. This will typically up the new W take at.1least 00 1 millisecond M.T .1it00will notOpick W M.T to execute because W O W C . W C W Y WW W 0 Y.millisecond). W T . request until the next ‘ USB Frame’ (the frame is 1 0 0 WWperiod T . 1 0 OM W. OM W.1 WW .100Y.C M.TW WW .100Y.C M.TW O W W .CO throughput) Y.C the data from W 0 Yrequired WW with 0 0 There is therefore a sizeable overhead (depending associated moving WW on .your T . 1 0 . 1 OM WW WWat a0time’ W Y.Cby an application, W 0 W‘byte T the application to the USB device. If data is sent this will severely limit the overall M. .1 O W C . W WW .100Y throughput of the system as a whole. M.T O W WW .100Y.C W WW It must be stressed that in order to achieve maximum throughput, application programs should send or receive data using buffers and not individual characters. Copyright © DLP Design 2002 Page 2 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W M .1 .T 00 DRIVER SOFTWARE W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W .T W W .TW 00Y WW .100Y. .100that they Mroyalty-free .1are OM W M.Tdriver executableW O FTDI’s VCP W (Virtual COMOPort) files provided on the condition are only W C . W C . W .TW 00Y W .TW 1 00Y WW .100Y.C M.TW M . 1 M . O W O used with designs and DLP-USB245M). The latest version of the WFT245BM O an FTDI device (ieWthe W incorporating W Y.C WW .100Y.C M.TW 0 W T . 0 WW .100Y.C M.TW 1 O W OM drivers can be downloaded from W. O dlpdesign.com or ftdichip.com. W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .T 00 M Windows ME and W .1WindowsO‘98, W.1 2000/XP. W The VCP driver download isOaM combined set of drivers for Windows .CO .TW W.1 file C . Y W C W . 0 Y W W W 0 W .T 00 0Y W .T OM W.1 diskYor.Cfolder M .10floppy OM W.1drivers Unzip the file to a blank disk or folder on your PC.WThe can co-exist on the sameW floppy O W C W . C W . 0 Y W W .T 00 WW .100Y M.T .10 .TW 1 M . O W M O W C since the INF files determine which each operating system version. Once the Oset of drivers to load for W Y. VCP .TW WWloaded, WW .100Y.C M.TW 100 WW .100Y.C M.TW M . W O with the DLP-USB245M Wto communicate drivers allow your application software, PC, as though .CO it .TW O running on the hostW W W C . Y C W . 0 Y W W W 0 Y W .T W .100 100 W.1 Y.COM W M.T .(RS-232) OM W were connected to a COM port. O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W Y W WW .100Y. .TW WW .100Y.C M.TW M.T .100 M O W O W C . In addition to VCP drivers, FTDI’s “D2XXODirect Drivers” for Windows offer an alternative solution toW theWVCP drivers W Y .TW WW .100Y.C M.TW 100 WW .100Y.C M.TW M . O W O W using a DLL instead of a Virtual Com O with the FT245BM device that allows application software The W to interface Y.C WW Port. WW .100Y.C M.TW 100 WW .100Y.C M.TW M.T . O W O W C . O W consists of a Windows WDM driver architecture of the D2XX drivers with the FT245BM viaY Y.C WWdevice . WWthat .communicates .TW WW .100Y.C M.TW .100 100 M OM W O W C . O W C the Windows USB Stack andW aW DLL that interfaces the Application Software (written in VC++, C++ Builder, Delphi, . Y W .C W WW .100Y W .100 .TW 00Y M.T OM 1 W M . O W C . O W W C VB etc...) to the WDM driver. An INF installation file, uninstaller program and D2XX programmers guide complete the . Y W C W . 0 Y W W 0 W .T WW .100Y .100 W.1 Y.CO M.T OM W O W W C package . W C W Y W W W WW .100Y. .100 M.T .100 O W M.T O W O W W C Y.C W 0 W 0 WW .100Y. T . 1 WW .100Y.C M.TW M W. O access and controlWofWmultipleYFT245BM W The D2XX Direct Drivers add support for simultaneous The WW .CO .Tdevices. C W . 0Y.C W W 0 0 Y W 1 0 0 W T . . 1 0 W .1 OM W. Product OM to be opened either W Extended Open function (FT_OpenEx ) allows the device W or by Serial Y.C Description WW .100Y. 0 WW by it’s T . 0 WW .100Y.C M.TW M .1 W O The List Devices function W to beYunique. .CO .TW Number, both of which can be programmed allows the WW Y WW (FT-ListDevices) C . Y W W 0 W 100 0 0 W T . . 1 0 M . 1 W M . O W O W W application software to determine whichW devices are currently available for use, Y.C description W 0product Y.C WWagain.1by TW or by W . 0 0 W T .100 . 0 M 1 W M . O W O W W serial number. W WW .100Y.C M.TW WW .100Y.C M.TW .1 O W O WW W C . W C W . Y W W W Y W .T 00 W .T 100 W. OM the W.1 Y OM W W.to C . W C Several new features have been recently added the Y D2XX drivers. Functions are provided to program W . W W W W W M.T .100 W M.T .100 O W O W C . W C EEPROM (FT_EE_Program), and read the EEPROM EEPROM is called W the Y WW WUnused space 0 W in the T . 0 0Y. WW .10(FT_EE_Read). T . 1 M W. OM FT_EE_UASize W W CO .FT_EE_UAWrite User Area (EEUA), and functions are providedW the gets its size, .CEEUA. Y W 0 Y W .TW 0 0 W to access T . 1 0 M . 1 M . O W W writes data into it, and FT_EE_UARead is used W contents. .CO .TW WW .100Y.C W to read.1its 00Y M W O W WW WW .100Y.C M.TW O W Download FTDI Application Notes AN232-03, AN232-05, for detailed instructions on how to W Y.C and.AN232-07 0 WW AN232-06, 0 MT .1 O W install and remove the drivers. WW .100Y.C W WW Copyright © DLP Design 2002 Page 3 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W .T W.1 Y.COM W .100 UTILITY W.1 Y.COM W EEPROMW WRITE OM W W C . W W W .T W M.T .100 .TW 100 00Y M . O 1 W M . O W C O W WW .100Y. .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O information that is written W O option to accept manufacturer-specific The DLP-USB245M has the the.C 93C46 TW W WW into . 00Y WW .100Y.C M.TW 1 WW .100Y.C M.TW . OMproduct W O the PID identifiers, W W C . O EEPROM. W Parameters that can be programmed include the VID and the manufacturer’s W C . Y W C . W .TW W .TW 100 00Y W M . .TW 1 00Y M . O 1 W M . O W O string and a W serial W number. WW .100Y.C M.TW W Y.C WW .100Y.C M.TW 0 W T . 0 1 OM WW 00Y.CO .TW W. WW 00Y.CO .TW C . W W W Y W W .1 .T OM .100EEPROM OM W.1 for the .Cbased OMserializer and testingWutility WWthe 0VCP W C FTD2XXST is the latest FT245BM device. It replaces . Y C W . 0 Y W W .TW W W .T 1 00 W M . .T 1 00Y M . O 1 W M . O on Win ‘98, Win ME W .C O on the new D2XX drivers W 232Prog utility. FTD2XXST is based will 2000/ W .Cwork WWand .Win 00Y WW .and .TW 1 00Y WW .100Y.C M.TW M.T 1 M O W O W C W installYthe XP platforms. YouW must D2XX in.Corder to run this application. to Y.the W drivers .COlatest.Trelease WW Refer .TW W of theW .TW 100 00Y W M . 1 00 M . O 1 W M . O file for details on how W .C O Wis included SER200.PDF guideW that EEPROM Write Utility’s the W WW to .use W 00Y 0Y.C zip Y.C in the.T WW .1download TW . 1 0 0 W M.T 0 M O 1 W M . O W C O W serializer. WW .100Y. .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW W .CO .TW O WW these W onYthe .CO process Y If you have VCP drivers W installed PC that W is to performW the write you must W uninstall WEEPROM C W . 0 Y 0 0 T W .T 00 M. .10 W.1 Y.COM OD2XX W OM with the driver files) W W.1 Y C . W drivers using the uninstaller program (included and install the drivers prior to running the C W . Y W W W .T W M.T .100 .TW 100 00 M . O 1 W M . O W C . O W serializer utility. WW .100Y . WW .100Y.C M.TW WW .100Y.C M.TW OM W O W C . O W W C . Y W W WW .100Y WW .100Y.C M.TW .100 M.T OM W O W C . O W W C . Y W C QUICK START GUIDE W . 0 Y W W 0 W .T WW .100Y .100 W.1 Y.CO M.T OM W O W W C . W C W Y W W WW .100Y. .100 .TW M.T .100 O W M O W O W W C This guide requires the use of a Windows 98/2000 PC that is equipped with a USB port. Y.C W 0 W 0 WW .100Y. T . 1 WW .100Y.C M.TW . M O WW 00Y.C W WW 00Y.CO .TW C . W W W Y W W 00 W.1 Y. M.Teither dlpdesign.com OM Unzip the drivers onto Wor.1ftdichip.com. 1. Download the DLL version of the device Ofrom W W.1 drivers C . W C W . Y W W W W 0Y W .100 M.T .100 W M.T .10hard O W a blank floppy disk or into a folder onWthe drive. O WW .100Y WW .100Y.C M.TW WW .100Y.C M.TW W O W WW .100 WW 00Y.CO .TW WW .100Y.C M.TW W 2. Download the serializer program from either Unzip place it in a WW W the package OM or ftdichip.com.W W.1 dlpdesign.com .CO and C W . Y W W W 0 Y W T . W .1 M .10 folder on the hard drive. M.T .100 O W O WW W C . W C W . Y W W W W .T 00 W . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W sure .T W 3. Select a power source for the DLP-USB245M RESET# pin .10to0 pull the 100 viaOpins W M.T10, 11, and 12. Be .module OM W W C . W C W . Y WW W W 0 Y W T . 0 0 W T . 1 0 high (pin 3). OM W. OM W.1 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO WW 00Y.CO .TW W W 4. Connect the DLP-USB245M board to the PC via a.1 6-foot action M USB cable. ThisW W.1 initiates the loading O W standard, C . W W 0Y theM Wthe folder .TW of the USB drivers. When prompted, select DLL version of the device drivers were stored .10where O W C . W WW .100Y M.T O W WW .100Y.C W WW Copyright © DLP Design 2002 Page 4 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W 1 W in step.1one. installation of the device drivers for the M board. The .DLP-USB245M .Twill then complete the 00 Windows W.1 Y.COM W OM WW 00Y.CO .TW W W C . W W W 00the host PC.T 0YDLP-USB245M Wnext time module W is attached, will immediately loadW the M without any .1 correct drivers .T 0the W.1 Y.COM W .CO .TW W W.1 Y.COM W Y W 0 W W 0 .T 0 W prompting. the to do so..100 .T if promptedW W.1 Y.COM W MPC .10Reboot OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W W .C 0Y W of your W serializer 0Y.(6001),Ma.Tdescription WW 5. Run (0403),10 PID string and Wthe TWwrite the VID M.T .10choosing .and 00Yprogram . O 1 W M . O W C . O W W Y Y.Cwas downloaded .TW Y.Cinstructed WW manual manufacturers in the instruction withW the serializer .TW 100 software. 00that WW .1ID M . .TW 1 00as M . O W M O W O W W Y.C 10 seconds .TW W 00Wait 0Y.C Mboard Y.C program WWthe DLP-USB245M TW from theW Terminate and disconnect USB cable. . 1 0 0 WWthe serializer T M . . 1 0 . O 1 W O W OM W. W so. Y.C WW .100Y.C M.TW W Y.C WWthe PC Tdo and reconnect DLP-USB245M board. Reboot if0instructed to . 0 0 WW the T . 1 0 M . O W O W OM W.1 WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW .CO .TW WWa default Y W WW 00Y.C W 0 W NOTE 1 - TheW DLP-USB245M comes pre-programmed with VID and PID. Step 5 is optional M M .10 W.1and only M.T .1 O W .CO .TW O W W C . Y W C W . 0 Y W W W 0 0 Y W .T required if different 0 W VID/PID M .1 .T 00codes are required. W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W NOTE 2 – The “Test” the.TDLP-USB232M module.1(and W button M 100use with .for M.T program is intended .10on0 the serializer OM W O WW 00Y.CO .TW W C . W C W . Y W W W 0 Y W T . 0 if used with FT232BM device) TheM “Read” function will work and W and will M .1 will .T the DLP-USB245MWmodule. 0fail .10 O WW 00Y.CO .TW W.1 Y.COM W C . W W Y W W 0 description W number .T 0 W of the present the contents as.T well as the serial M .1 .10and WEEPROM. M .10EEPROM OM strings stored inWthe W .CO .TW O W C . Y W C W . 0 Y W W W 0 0 Y W T . 0 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .T W.1 Y.COM W W W W W 00 0 for use. W At this point the DLP-USB245M ifW data .1 sent OM M.T non-responsive M.TNote that the DLP-USB245M .is10ready Oappear W.1 Y.will .C O W W C W C W . W . W by an attached 00Y 0 Y W T . 1 0 0 WWfrom .the T . from the host PC is not read FT245BM device microcontroller/microprocessor/DSP/FPGA/ . 1 0 M . OM 1 W M O W C . O W W C . Y W W WW .100Y WW .100Y.C M.TW .100 etc… M.T OM W O W C . O W W C . Y W C W . 0 Y W W 0 W .T WW .100Y .100 W.1 Y.CO M.T OM W O W W C . W C W Y W W W WW .100Y. .100 M.T .100 O W M.T O W O W W C Y.C W 0 W 0 WW .100Y. T . 1 WW .100Y.C M.TW . M O WW 00Y.C W WW 00Y.CO .TW C . W W W Y W W .1 .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W W W W W .T W .100 W.1 Y M.T .100 OM W O W W C . W C W Y W W 00 W WW .100Y. M.T .100 W.1 M.T O W O W W C . W WW .100Y .TW WW .100Y.C M.TW .100 M W O W O W W W WW .100Y.C M.TW WW .100Y.C M.TW .1 O W O WW W C . W C W . Y W W W W .T 00 W . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W .T W .100 W M.T .100 OM W O W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 OM W. OM W WW .100Y.C M.TW WW .100Y.C M.TW O W O W WW .100Y.C WW .100Y.C M.TW W O W WW WW .100Y.C M.TW O W WW .100Y.C M.TW O W WW .100Y.C W WW Copyright © DLP Design 2002 Page 5 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW Table W 1 - DLP-USB245M PINOUT DESCRIPTION O WW 00Y.CO .TW WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W Y W WW .100Y. .TW WW .100Y.C M.TW M.T .100 M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W W.1 Y.COM W M.T .100 W.1 Y.COM W O W W W C . W .T W .T WW .100Y .100 .TW 100 M . OM W M O W C . O W W C . Y W W .TW W .TW 100 00Y WW .100Y.C M.TW M . 1 M . O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .T W.1 Y.COM W W W W W .T 00 W W.1 Y.COM M.T .100 W.1 Y.COM W O W W W C . W . W 00 W WW .100Y M.T .100 W.1 Y.COM M.T O W O W W C . W W WW .100Y WW .100Y.C M.TW .100 M.T OM W O W C . O W W C . Y W Pin# Description C W . 0 Y W W .T 10 00 WW .100Y .TW .1DLP-USB232M. O M OM High for DLP- WW. W O 1 BOARD ID (Out) Identifies the board as either a DLP-USB245M or W C . W C W . 0Y.C Y W W W 0 0 Y W T . 1 0 0 W T . . 1 M . O W M .10 USB232M and low for DLP-USB245M. WW 00Y.CO .TW WW .100Y.C WW 00Y.CO .TW W W M .1 2 Ground W W.1 Y.COM W WW 00Y.CO .TW WW .100Y.C W W W by an.1external T 3 RESET# (In) Can be used device to reset the FT245BM. If not required this pin must . 1 00 M . M WW 00Y. W WW 00Y.CO .TW .CO .TW W W Y W 0 W be tied to VCC. .1 W.1 Y M .10 OM W O W W C . W C W Y W Winternal W Stays high 00 Y. Generator. W impedance 4 RESETO# (Out) Output ofWthe Reset M.Tafter .100 for ~O2ms W.1 M.T .100 W O W W C . W 3.3v00output W Y of the.Tinternal W W starts Y.Cthen clamps VCC > 3.5v and the internalWclock .100 .TW it’s outputWto theW 1 00up, M . 1 W M . O O W W W .C W WW 0Y.C Mis.TNOT regulator. Taking RESET# low also1force to go high W impedance. Wwill .1 .TW 10RSTOUT# 00Y RSTOUT# . M . O W O WW W C . W C W . Y W W W Y W .T affected by a USB Bus Reset.W 00 .T W. .100 W.1 Y.COM W OM W W W C . W W 5 Ground W Y W W M.T .100 W M.T .100 O W O W C . W C 6 3V3OUT (Out) Output from the integrated It’s primary purpose is to0provide the.TW Y WW W Y. regulator. W 0 0 WW .L.D.O. T . 1 0 . OM OMRSTOUT# pin. A small W 1 and WW internal 3.3v supply to the USB transceiver amount of.C current .TW .Cthe Y W 0 Y W 0 0 WW .cell T 0 M .1 M. O3.3v W 1 external WW 00Y.CO C . (<= 5mA ) can be drawn from this pin to power logic if required. W W Y W W .T 00 W.1 W.1 Y.COM W 7 Ground W W W W M.T then high during USB suspend. .100 viaOUSB, 8 SLEEP (Out) Goes Low after the device is configured W C . W WW .100Y M.T Logic Level Can be used to control power to external logicW using a P-Channel O WW .100Y.C MOSFET switch. W WW 1 24 12 13 Copyright © DLP Design 2002 Page 6 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W in USB O (In) If the DLP-USB245M W on this00pin 9 W SND/WUP a positive W edge (WAKEUP) .C suspend, Y.C .TW WW is .TW 1 00Y WW .100Y.C M.TW M . 1 M . O W W .C W initiates aOremote wakeup sequence. device (not in suspend) W .CO is active WW a .positive .Tthis 00Y edgeMon WW If.the .TW 1 00Y WW .100Y.C M.TW 1 M O W O W C . Wpin (SEND)Ocauses the data in theWwrite buffer theWnext USB request .toCbe sent.TtoWthe PC onW YData-In .TW W 100 00Y WW .100Y.C M.TW M . 1 M . O W W buffer.Y.CO Ohow many bytes are inWthe W regardless of WW .100Y.C M.TW W .TW 00 WW .100Y.C M.TW 1 M . W 18..25. O Wthe UART interface 10 VCC-IO (In) 3.0 to pins 10..12, 14..16 .CO .TW O volt to +5.25 volt VCC W WW and 00Y WW .100Y.C M.TW 1 WW .100Y.C M.TW . OM W external O to the 3.3v supply of W When connect Y VCC-IO the .Clogic, O with 3.3v external logic W W interfacing C W . Y W C W . 0 W W W .T W M.T .10 .TW 100 00Y M . O 1 W M . O W C . otherwise connect O to VCC to drive out atW5v CMOSYlevel. W .C This.Tpin Wmust be connected 0Y fromM.TW WW .1to0VCC W 00 WW .100Y.C M.TW 1 M . O W O W O or EXTVCC. the target W electronics WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 1 5.25 Volts) 00 OMto the module. Connect 11 EXTVCC for applying main powerW (4.4 W.to OM WWto 00Y.CO .TW W–.1(In) Use C . C W . Y W W W .T W .T powered byW 100 (typical 00Y is to PORTVCC the USB configuration) W.1 Y.COM W Mbe .if1module OM W.port O W W C . W C W . 0 Y W .T W .T is to be powered 00 WW - .(Out) .10the .TW 12 PORTVCC from USB port. Connect to ifM module by 1EXTVCC 00YPower M . OM 1 W O W C . O W W C . Y W W adapterW W(typical0configuration). .TW W current USB W port 500mA maximum available to and target .TUSB 100 00Y 0Y.C M.TW M . 1 M . O 1 W . O W device WW 00Y.CO .TW WW .100Y.C M.TW electronics W for highWpower. Y.C is configured 0 WWif USB T . 1 0 M . O M .1 O W FIFO’s WW W 13 RXF# - (Out) When low, atO least 1 byte is present in the 128-byte receive and is ready W bufferW 0Y.C M.TW Y.C 0 0 WW T . 1 0 WW .100Y.C M.TW . 1 . O W OM W WWbuffer to be read with RD#. RXF# O goes high when the W receive is.C empty. W Y WW .100Y.C M.TW 0 T . 0 WW .100Y.C M.TW M .1 O 385 byte transmit buffer 14 WW 00Y.CO .TW W the FIFO’s TXE# - WhenW high, is full, orYbusy the last byte written. .CO storing WW C W . W W 0 Y W T . 0 0 W .T W.1 Y.COM Mtransmit .10data OM W.1 is high. O W C Do not attempt W to W write to the buffer when TXE# . W C W . Y W W W .T W M.T .100 1800data lines 00aYhigh toMa.T M . O 1 W . O W C 15 WR (In) When taken from low state, WR reads the and writes the byte into . O W WW .100Y . WW .100Y.C M.TW WW .100Y.C M.TW OM W O W C the FIFO’s transmit buffer. Data.Cwritten to the transmit buffer is sent to the host PC within the TX . O W W C . Y W W WW .100Y .TW WW .100Y .100 Mby OM W M.Tplaced in the RS-232 O W C buffer timeout value ( default 16mS ) and buffer opened the application . O W W C . Y W C W . 0 Y W W 0 W .T WW .100Y .1to00be reprogrammed W.1 Y.CO M.T OM W program. Note : The FT245BM allows the TX buffer timeout value to a value O W W C . W C Y W W .TW WW .100Y. .100 .TW M .100the SND O W Mapplicaton O W between 1 and 255mSW depending on the requirement, also pin can be used to O W W C . Y.C W W .C 0 Y W W 0 0 Y W T . 1 0 0 W T . M .1 M. .10TX bufferOregardless send any remaining dataW inW the of the timeout WW 00Y.C .CO .TW WWvalue. C . Y W W 0 Y W 0 W .T 00 W.1 Y. 16 RD# (In) When pulled low, RD# data lines from a highWimpedance OMto the current W.1 Y.state O8M W W.1takesYthe C C W . W W .T W buffer..1Taking .100 .TWreturns theW 1to00a high O 00 M . byte in the FIFO’s receive RD#Mhigh data pins impedance state W W O W .C W .C FIFO WW .100Y WW and prepares the next byte (if available) .TWto be read.W W.100Y OM.TW 00Y in theM 1 W . O W WW .100 WBit W WW .100Y.C M.TW 17 D7 I/O Bi-directional DataW Bus # 700Y.C T . WW W#.16 Y.COM W WW 00Y.CO .TW W W 18 D6 I/O Bi-directional Data Bus Bit W W .1 .T .100 W.1 Y.COM W OM WW W 19 D5 I/O Bi-directional Data Bus Bit #5 W C . W W W W .T 00 W .T 00Y W. W.1 Y.COM W OM 20 D4 I/O Bi-directional Data Bus BitW #W 4 .1 W W C . W W W .T 0Y W .100 W M.T 21 D3 I/O Bi-directional Data Bus Bit # 3W.10 OM W O C . W C W . Y WW W W 0 Y W T . 0 0 W T . 1 0 M . 22 D2 I/O Bi-directional Data Bus Bit # 2 W.1 Y.COM W WW 00Y.CO .TW W W 0 W T . 23 D1 I/O Bi-directional Data Bus Bit # 1 0 W.1 Y.COM W.1 Y.COM W W W W 24 D0 I/O Bi-directional Data Bus Bit #W0 .100 M.T .100 W O W WW WW .100Y.C M.TW O W WW .100Y.C M.TW O W WW .100Y.C W WW Copyright © DLP Design 2002 Page 7 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W Y. W .TW DLP-USB245M Manual 0Y.C M.TWExamplesW WW M.T .100 User Device 100 0Configuration M . O 1 W . O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TWMicrocontroller WW .100Y.C M.TW O DLP-USB245MWW WW 00Y.CO .TW W .CO .TW C . Y W W W 0 Y W 0 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 8 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W W .T W 0Y W WW .100Y. .100 M.T .10data OM W M.T O W C . O W W C W Y W WW .100Y. .TW WW .100Y.C M.TW M.T .100 M O W O WR W C . O W WW .100Y .TW Y.C WW .100Y.C M.TW WW USB M .TW 00'B' O 1 W M . O W O W Connector WW .100Y.C M.TW W Y.C WWRD#.100Y.C M.TW 0 WW T . 0 1 OM WW 00Y.CO .TW W. WW 00Y.CO .TW C . TXE# W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W RXF# W .T 00 W W.1 Y.COM W M.T .100 W.1 Y.COM W O W W W C . W .T W .T WW .100Y .100 .TW 100 M . OM W M O W C . O W W C . Y W W .TW W .TW 100 00aY Microcontroller WW .100Y.C M . .TW 1 M . Basic Connection to O W M O W O W WW .100Y.C M.TW W Y.C WW .100Y.C M.TW WW .100USB T . O W Bus Powered Configuration O W OMPowered and Self W W W Y.C WW .100Y.C M.TW 0 W T . 0 WW .100Y.C M.TW 1 M . O W O W W W .CO Y.C WW USB W 0 Y W 1 illustrates W a typical bus powered configuration. A USB.1Bus W 0 0 T . 0 WW .100Y.C Figure T M.T . 1 M . O W M O W C . W USB Bus W .C Y .CO .TW Wfor device getsW itsW power from .TW TWBasic rules 24 .bus. 1 WW 100 00Ythe USB M . 1 00Y Powered M . O 1 W M . O W O W WW .100Y.C M.T Figure 1 power devices W are as follows WW – .100Y.C M.TW WW .100Y.C T . OM WW 00Y.CO . W .CO than WWdraw0no C W . Y W W a) On plug-in, the device must more 100mA W 0 Y W T . W M .1 00 3 M.T W.1 Y.COM W OUSB WW 00Y.CO W.1 b) W C . W W On Suspend the device must draw no more than 500uA. W Y W .T 00 W 10 W.1 Y.COM M.T .100 W.1 Y.COM W O W W W C 11 . W W A Bus Powered ) .100 W Device .T more than 100mAW .TW High Power 10( 0one thatOdraws 0c)0Y M . 12 13W O 1 M . W O W W the 0current W on plug-in .Cuse Y.C below.T100mA WWand .100Y.C W the SLEEP# pin to keep 0 Y W 0 WW .1should T . 1 0 M . M WW 00Y.CO WW 00Y.CO .TW COUSB suspend. .on W WW 500uA W Y W 0 W T Basic Bus-Powered .10 .1 W.1 Y.C M. OM W O W W C . W C W Y moreWthan 100mA be.T plugged into aW USB .100 5V System WW d).1A0device 0Y. thatMconsumes .TW M .100 can not W O W O W C W W .C Hub.TW Y. WW .100Y. 0 Y W T . 0 0 WW Bus.1Powered 0 M .1 W e) No device can draw more that 500mAW from the USB Bus. OM WW 00Y.CO .TW C . WW .100Y W W Y W 0 W T . 1 0 W OM W. f) The power descriptor in the EEPROM should to a value of zero. OM W.1 be programmed WW .100 WW .100Y.C M.TW WW .100Y.C M.TW O W WW Figure 2 illustrates a typical USB self W powered WW 00Y.CO .TW WW .100Y.C M.TW 5.0V W .1 O W OM WW W.1its power C . W C W . Y W configuration. A USB Self Powered device gets W W Y W .T 00 W .T W. MFigure .100 W.1 Y.COM W O W W 2 W C . W W from its own Power Supply and does notW draw current0Y W W .T .100 W M.T .10 OM W O W C 8 . W C W Y WW from the USB bus. W 0 W T . 0 WW .100Y. T . 1 M . W – Y.COM W WW 00Y.CO .TW Basic rules for USB Self power devices are W asW follows W 0 T . 1 M .data .10 OM W .CO WW WR C . 5.0V Y W a) A Self-Powered device should not force current down W 0 Y W W .10 M.T .100 WRD# O W W C 3 . W the USB bus when the USB Host or Hub Controller W W W is .100Y TXE# M.T 10 O W C . powered down. W RXF# WW .100Y T . 11 OM 12 W C . W b) A Self Powered Device can take as much current W as it .100Y WW likes during normal operation and USB suspend asW it has Self-Powered its own Power Supply. 5V System c) A Self Powered Device can be used with any USB Host and both Bus and Self Powered USB Hubs. Copyright © DLP Design 2002 Page 8 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW3.3V C . W W W Y W W Figure M .1 .T 003 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T W .8100 W.1 Y.COM W M.T .100 OM W O W W C . W C Microcontroller W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C data . O W W C W Y W WW WR.100Y. .TW WW .100Y.C 3.3V M.T .100 .TW M O W M O W C . O W WW .100Y .TW WWRD# .100Y.C M.TW WW .100Y.C M.T 3W M O W O W O W TXE# WW .100Y.C M.TW 0Y.C M.TW WW 0 WW .100Y.C M10.TW 1 . RXF# W O 11 WW 00Y.CO .TW W .CO .TW W C . Y W W W 0 Y W 12 .T 0 W M .1 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W W.1 Y.COM W M.T .100 W.15V Y.COM W O W W W C Bus-Powered . W .T W .T WW .100Y .100 .TW 100 M . OM W M O W C . O W W System with 3.3 Volt C . Y W W .TW W .TW 100 00Y WW .100Y.C M.TWLogic Interface M . 1 M . O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W WW the W .COlogic .device. Y.C W In this W .CODLP-USB245M Figure 3 shows how to configure to interface aY 3.3v example, 0target .TW W 0 0 Ythe WW with T 1 0 0 WW T M . . 1 0 M . O 1 W M . O W volts via W .COcause.Tthe Y.C WW in turn W FIFO interface electronics providesW the WW IO pins W3.3 Wline (pin 10) 00to 0Ywill Y.Cthe VCCIO Wwhich 1 0 0 T M.T . . 1 0 M . O 1 W M . O W C . .CO .TW WW .100Y drive out at 3.3v level.WWW .TW WW .100Y.C M.TW M 00Y O 1 W M . O W O W WW .100Y.C M.T W Y.C WW .100Y.C M.TW 0 WWPower T . 0 1 Bus Powered Circuit with Control Figure OM WW 00Y.CO . W. WW 4 00Y.COP-Channel C W . W W W Y W T . Power MOSFET Wneed to.1be M .1 00 USB Bus powered circuits toOpower M.T down W.1 Y.COSM DW WW 00Y.CO W able W C . W W W Y W .T 00 W W.1 Y.COM in USB suspend mode in order toW meet M.T total .100the <=O500uA W.1 Y.COM W W W C . W W .GT 0Y WW .10external .100 .TW 100 M . W M suspend current requirement (including logic). O W .CO O W W W 00Y WW .100Y.C M.TW Microcontroller 1 WW .100Y.C M.TW . O W O W WW .100Y.C WW 00Y.CO .TW WW .100Y.C M.TW W W .1 Figure 4 shows how to use a discreteW P-Channel Logic O W OM Level WW .100Y.C W W Y.C WW .100Y.C M.TW 0 W T . 0 W .1logic circuits.MA MOSFET to control the power to external O W WW .100Y. WW 00Y.CO .TW 0Y.C M.TW WW .10SLEEP# W W M suitable device could be a Fairchild NDT456P equivalent. W.1 or Y WW 00Y.CO .TW .CO .TW WW .100Y W W 0 W 1 0 3 W M .1 OM This configuration is suitable for poweringW external logic W. Owhere WW .100 WW .100Y.C M.TW 10 WW .100Y.C M.TW 11 the normal supply current is <= 100mA andW the logic toCbe O WW WW 00Y.CO .TW . W W 12 W Y W W .1 .100 surgeOM.T W.1 Y.COM W controlled does not generate an appreciable W current WW W C . W W W Y W .T W 100 W. .100takes OM.T Power by OM W.Controlled at power-up. For power switching external logic W Wthat C . W C W . Y W W W Y W .T SLEEP# W .100 W .100we OM.T OM W over 100mA or generates a current surge on powerup W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 . OM power OM is used instead ofWaW recommend that a dedicated power switch i.c with MOSFET. Winbuilt “soft-start” Y.ACsuitable 0 W .TW 0 WW .100Y.C M.TW 1 M . O W O switch i.c. for such an application would be a Micrel MIC2025-2BM or equivalent. W(www.micrel.com) WW .100Y.C WW .100Y.C M.TW W O designs – W controlled Please note the following points in connection with power WW WW .100Y.C M.TW O it will automatically reset itself when power is reW a) The logic to be controlled must have it’s own reset circuitry so that WW .100Y.C M.TW O W applied on coming out of suspend. WW .100Y.C W b) Set the soft pull-down option bit in the FT232BM EEPROM. WW c) For 3.3v power controlled circuits VCCIO must not be powered down with the external circuitry (PWREN# gets it’s VCC supply from VCCIO). Copyright © DLP Design 2002 Page 9 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O .C W READ DIAGRAM –W FIFO CYCLE WW .100Y WW 00Y.C TIMING .TW .TW 00Y WDLP-USB245M M .TW 1 M . O 1 W M . O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW T6 C . W W W Y W W M .1 .T 00 W.1T5 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W .T 100 W.1 Y.COM W W.1 Y.COM W OM W W.RXF# W C . W W W .T W M.T .100 .TW 100 00Y M . O 1 W M . O W C O W WW .100Y. .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W W WW .100Y.C M.TW T1 WW .100Y.C M.TT2 WW .100Y.C M.TW RD# O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W W.1 Y.COM W M.T .100 W.1 Y.COM W O W W W C . W .T 00 W T4 M.T WW .100YT3 M.TW .100 W.1 Y.COM W O W O W W C . W W WW .100Y 0Y.C M.TW Valid data WW M.T .100 M.T O W D D[7..0] W.10 O W C . O W W Y W Y.CUnit .TW WW .100Y.C M.TW Description WW Min M.T .100 00Max O 1 W M . O W C O W WW .100Y. .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W W O W .CO WW .100Y.C M.TW WW Max 00YUnit M.TW WW .100Y.C M.TW 1 Time Description Min . O W W O .CO .TW WW .100Y.C M.TW WW Width W Y.C WW .100Y 0 WPulse T T1 RD Active 50 ns . 0 M .1 OM WW 00Y.CO .TW .CO .TW WW 0ns Y W WW 00Time W 0 Y.C W T2 RD to RDW Pre-Charge 50 T .1 W.1 Y.COM W M. .1 OM W O W W C . W C W W W Data00Y. .T W T3 RD Active to 00 W 30 .1ns 00Y WValid M.T W.1 Y.COM M.T .1 O W O W W C . W .C Y W T4 Valid Data Hold Time from0Y .TW WW M.T .100 .TW 10 W W.ns 100 0 RD Inactive M O 1 W M . O C . O W T5 RD Inactive to RXF# 25 W ns 0Y.C WW .100Y . W .TW WW .100Y.C M.TW 5 10 M . OM W O W C . O W C T6 RXF inactive after W RDWcycle 80 ns . Y W W W Y.C WW .100Y W .100 M.T OM W M.T .100 O W C . O W W C . Y W C W . 0 Y W W 0 W .T 0Y CYCLE WW– FIFO DLP-USB1 TIMING DIAGRAM .100 W.1 Y.CO M.T .10WRITE OM W O W W C . W C W W W W T12.100Y WW .100Y. .100 M.T O W M.T O W O W W C . Y.C W T11 W W 0 Y W 0 0 W T . 1 0 WW .100Y.C M T . . M .1 O WW 00Y.C W WW 00Y.CO .TW C . W W W Y W W .1 .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W TXE# W W W W .T W .100 W.1 Y M.T .100 OM W O W W C . W C W . Y W W 00 W T8 WW .100YT7 M.T .100 W.1 M.T O W O W W C . W WW .100Y .TW WW .100Y.C M.TW .100 M W O W O W W W WW .100Y.C M.TW WW .100Y.C M.TW .1 WR O W O WW W C . W C W . Y W W W W .T T10 00 WT9 . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W .T W .100 W M.T .100 ValidOdata D[7..0] OM W W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 OM W. OM W WW .100Y.C M.TW WW .100Y.C M.TW O W W .CO W WW .100Y.C WW .1Min 00Y MaxM.TUnit Time Description W O W Y.C WW T7 WR Active Pulse Width nsW 0 WW 50 T . 0 1 OM W. T8 WR to WR Pre-Charge Time WW 50.100Y.C Mns .TW O W T9 Data Setup Time before WR inactive WW 20.C ns Y .100 W T10 Data Hold Time from WR inactive ns WW10 T11 WR Inactive to TXE# 5 T12 TXE inactive after RD cycle 80 Copyright © DLP Design 2002 25 ns Ns Page 10 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 Mechanical W.1 Y.COM W OM (PRELIMINARY) WW 00Y.CO .TW W.1 Drawings W C . W W W .T W M .1 .T otherwiseWnotedW.100 Inches(millimeters) unless 00Y OM WW 00Y.CO .TW W.1 Y.COM W C . W W Y W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W Y W WW .100Y. .TW WW .100Y.C M.TW M.T .100 M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W W.1 Y.COM W M.T .100 W.1 Y.COM W O W W W C . W W .T W .T .100 .TW 100 00Y M . 1.5 typ W OM 1 W M . O W C . O W W C . Y W .C W .TW W .TW (38.1 typ) WW 100 00Y M . .TW 1 00Y M . O 1 W M . O W O W WW .100Y.C M.TW typ WW .100Y.C .10 .TW WW .100Y.C M.TW M O W O typ) W O (2.54 W WW .100Y.C M.TW WW .100Y.C M.TW WWtyp .100Y.C M.TW .235 O W O W WW .100Y.C M.TW WW 00Y.CO .TW (6.0Wtyp) WW .100Y.C M.TW WW 00Y.CO .TW W.1 Y.COM W WW 00Y.CO .TW W W W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .T W.1 Y.COM W W W W W .T 00 W W.1 Y.COM M.T .100 W.1 Y.COM W O W W W C . W . W 00 W WW .100Y M.T .100 .65 typ W.1 Y.COM M.T O W O W W C . W 0Y typ)M.TW WW .10(16.5 WW .100Y.C M.TW .100 OM W O W C . O W W C . Y W C W . 0 Y W W 0 W .T WW .100Y .100 W.1 Y.CO M.T OM W O W W C . W C W Y W W W WW .100Y. .100 M.T .100 O W M.T O W O W W C . Y.C W W .C 0 Y W W W 0 0 Y W T . 1 0 0 W T . . 0 M .1 .50 typ WW 00Y.C W.1 Y.COM W WW 00Y.CO .TW W W W W (12.7 typ) .1 .T 00 .1 OM W WW 00Y. W.1 Y.COM W C . .32 typ W W Y W W W .T W 100 .typ) W.1 Y M.T .100 (8.0 OM W O W W C . W C W Y W W 00 W WW .100Y. M.T .100 W.1 M.T O W O W W C . W WW .100Y .TW WW .100Y.C M.TW .100 M W O W O W W W WW .100Y.C M.TW WW .100Y.C M.TW .1 O W O WW W C . W C W . Y W W W W .T 00 W . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W .T typ dia W W.100 M.T W M.52 .100 O O W C . W C (13.2 W Y WW Wtyp) 0 W T . 0 WW .100Y. T . 1 OM W. OM W WW .100Y.C M.TW WW .100Y.C M.TW O W O W WW .100Y.C WW .100Y.C M.TW W WW 00Y.CO .TW WW .19 typW dia 1 OM W. (.46 typ) WW .100Y.C M.TW W .CO .6 typ WW 00Y 1 . .16 typ .36 typ dia (15.2 typ) WWW (4.2 typ) .7 typ (17.8 typ) Copyright © DLP Design 2002 (9.2 typ) Page 11 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O WW .100Y WW 00Y.C .TW WW .100Y.C M.TW WAbsolute M .TW Maximum Ratings O 1 W M . O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW W O WW 00Y.CO .TW W .COdevice Wthe C W . Y W W W 0 Y W T These are the absolute maximum ratings for FT245BM in accordance with the Absolute Maximum Rating . W M .10 W.1 Y.COM W M.T .100 O W O W W C . W Wto the device. .C Exceeding Y System damage W .T W these may Wcause permanent WW (IEC.160134). .100 00Y M.T .100 OM W M.T O W C . O W W C W Y W WW .100Y. .TW o WW .100Y.C M.TW M.T .100 M O oW O W C • Storage Temperature ……………………………………………………. –65 C to + 150 C O W W Y. W .TW Y.C WW .100Y.C M.TW o 100 WW Temperature M . .TWApplied )……………………………….. o O W • AmbientW ( Power 0 C to + 70 C M .100 O W .CO .TW WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y ……………………………………………….…….. • VCC Supply.1Voltage -0.5v to +6.00v W OM WW 00Y.CO .TW W .CO .TW W C . Y W W W 0 Y W • DC Input -0.5v to VCC + 0.5v .1 0 W Voltage M 00- Inputs ……………………………………………….. W M.T W.1 Y.COM W .CO .TW O W W.1 - High Y W C . 0 W W • DC Input Voltage Impedance Bidirectionals …………………… -0.5v to VCC + 0.5v 0 W .T 00 W .TW 00Y W.1 Y.COM W W.1 Y.COM 24mA OM…………………………………………… W W.1 – Y W C • DC OutputW Current Outputs W . W .T W 00 W .T W 00 M24mA .100 W.1 Y.COM W M.T BidirectionalsW…………………. O W O • DC Output W Current Impedance W W.1 – Low C . Y W W .TW 0Y.C M.TW W M.T .100 M .100 O W .1( 0VCC • Power Dissipation = 5.25v ) .……………………………………… 500mW O W C . O W W W Y W W ) ……………………………… Y.C ( I .<T1uA WW .100Y.C +/TW .2000v WW M.T .100 00Voltage M • Electrostatic Discharge O 1 W M . O W C W .CO .TW WW .100Y. .TW WW .100Y.C 100mA .TW WW ( Vi.1<000Y M M • Latch Up Current or Vi >OVcc ) ………………………………….. O W M O W W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W WW 00Y.CO .TW WW .100Y.C M.TW WW 00Y.CO .TW W W M .1 DC Characteristics ( Ambient OM = 0 .. 70oC ) WW 00Y.CO .TW W.1 Temperature WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .T W.1 Y.COM W W W W W .T 00 W W.1 Y.COM M.T .100 Operating Voltage and Current W.1 Y.COM W O W W W C . 0 W . W W WW .100Y 100 M.T Conditions WW.10 OM Parameter Description Typ W.Max Units M.T Min O C . O W C . Y W Y W W Y.C WW 5.25 WWSupply .100 Vcc1 VCC Operating 5.0 V M.T .100 OM W .100VoltageOM.T 4.4 O W C . W W C . Y W C W . 0 Y W W 0 Y WW Supply Vcc2 VCCIO Operating -W 5.25 V M.T .100 W.1 Y.CO M.T 3.0 .100Voltage O W O W W C . W C W W Y. TW Operation Icc1 Operating Supply 25 W - .100Y mA M.Normal WWCurrent .100 O W M.T.100 O W O W W C . Y.C W400 00YuA W 0 W W 0 W T Icc2 Operating Supply Current 00Y.C 350 USB Suspend . 1 WW T . . M .1 WW 00Y.C W.1 Y.COM W WW 00Y.CO .TW W W W W .1 .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W W W W W .T FIFO IO Pin Characteristics ( VCCIO W = 5.0v .100 W.1 Y M.T .100) OM W O W W C . W C W Y Conditions W WTyp 00 W Parameter Description Max Units WW .100Y. Min M.T .100 W.1 M.T O W O W W C . .C W Voh Output Voltage High WW 4.9 WW .V100Y I source .T=W2mA .100 00Y 4.4 M.TWM 1 W . O W O W W Vol Output Voltage Low 0.1 0.7WW V 0Y.IC sink = 4.T mA W W WW .100Y.C .1 .TW 10 M . M O W O WW C Vin Input Switching Threshold WW 1.1 1.5 1.9 V Note 1 . W C W . Y W W W .T 00 W .T 00Y W. W.1 Y.COM W OM 200 VHys Input Switching Hysteresis WW.1 mV W W C . W W Y W .T W .100 W M.T .100 OM W O W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 M . M FIFO IO Pin Characteristics ( VCCIO = 3.3v W ) W WW 00Y.CO .TW .CO .TW Y W 0 W 0 M .1 M Parameter Description Typ Max Units W.1Min Y.CO .CO WW Conditions Y W W 0 W W .T 3.2 10 100 Voh Output Voltage High -M V WW I .source = 2mA O W.2.7 C . W Y W W TW .100 Vol Output Voltage Low 0.1 - OM. 0.7 V I sink = 4 mA W C . W W Y 0 W T . 0 Vin Input Switching Threshold 1.0.1 1.4 OM 1.8 V Note 1 W .C W Y 0 W VHys Input Switching Hysteresis mV 0 200 W.1 W W Copyright © DLP Design 2002 Page 12 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W WW .100Y.C M.TW WW 00Y.CO .TW WW .100Y.C M.TW W 1 RESET# Pin Characteristics OM WW 00Y.CO .TW W. WW 00Y.CO .TW C . W W W Y W W M .1 Conditions .T 00 Description Parameter Max Units OMTyp W.1 Min WW 00Y.CO .TW W.1 Y.COM W C . W W Y W W .T Vin 1.5 1.9 V .1 Note 1 M W .T Threshold W W.1001.1 OM 00Input Switching WW 00Y.CO .TW W.1 Y.COM W C . W W Y W W VHys Input Switching Hysteresis W 200.T mV W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W . Y .C W W have W pull-up resistor WW to.1VCCIO. .TW 00Y Note 1 W – Inputs M.T .100 .T200k 00Yan internal M O 1 W M . O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W WW .100Y.C M.TW WW 00Y.CO .TW WW .100Y.C M.TW RSTOUT W Pin Characteristics 1 W OM WW 00Y.CO .TW W. .CO Max W C W . Y W W 0 Y W T ParameterWW Description Min Typ Units Conditions . M .10 W.1 Y.COM W M.T .100 O W O W W C . W C W . 0 Y W W Voh Output Voltage High 3.0 3.6 V I source W Y W W M.T .1=02mA M.T .100 O W M.T .100 O W C . O W W W Y .C Tri-State Iol Leakage Current W W W-W .10-0Y.C 5M.TW uA W M.T .100 .TW 00Y O 1 W M . O W C O W WW .100Y. .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W O W WW .100Y.C M.TW USB IO Pin Characteristics WW .100Y.C M.TW WW .100Y.C M.TW O W W O W .CO Units W Conditions WW .100Y.C M.TW Parameter Description Min WWTyp 00Y Max T . WW .100Y.C M.TW M .1 O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W M .1( D+ ) 00 ( High) .T UVoh IO PinsWStatic Output 2.8 RI = 1k5 to 3V3Out OMV W.1 3.6v WW 00Y.CO .T W.1 Y.COM W C . W W Y W W W .T RI = 15k to GND W ( D00 W .1 ) OM M.T .100 W.1 Y.COM W C . O W W Y W C . W . UVol IO Pins Static ( Low V .T RI = 1k5 to 3V3Out ( D+ W 0 00) Y ) W 00 WWOutput M .10.3 W.1 Y.COM M.T .100 O W O W W C . RI W= 15k to GND W ( D- ).100 WW .100Y WW .100Y.C M.TW M.T OM W O W C . O W W UVse Single Ended Rx Threshold 0.8 2.0 V C . Y W C W . 0 Y W 0 W WW .100Y .TW .100 V OM.T W.1 Y.CO W UCom Differential Common Mode .COM 0.8 2.5 W W C . W W Y W W W WW .100Y .100 .100 V OM.T O W M.T0.2 UVDif Differential Input Sensitivity W O W W C . Y.C W W .C 0 Y W W W 0 0 Y W T . 1 0 0 W T . . 0 M 2 UDrvZ Driver Output Impedance 44W.1 ohmCONote WW 00Y.C W.1 Y.COM 29 W . W W Y W W 0 W T . 0 W .1 .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W W W W W W .T series resistors 00 externalM27R M.T pins. .100 andOUSBDM W.1 Y .1the Note 2 – Driver Output Impedance includes onW USBDP O W W C . W C W Y W W 00 W WW .100Y. M.T .100 W.1 M.T O W O W W C . W WW .100Y .TW WW .100Y.C M.TW .100 M W O W O W W W WW .100Y.C M.TW WW .100Y.C M.TW .1 O W O WW W C . W C W . Y W W W W .T 00 W . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W .T W .100 W M.T .100 OM W O W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 OM W. OM W WW .100Y.C M.TW WW .100Y.C M.TW O W O W WW .100Y.C WW .100Y.C M.TW W O W WW WW .100Y.C M.TW O W WW .100Y.C M.TW O W WW .100Y.C W WW Copyright © DLP Design 2002 Page 13 of 15 WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 Disclaimer OM W M.T O W C . O W W C W Y .C Y. W W W WW .TW described 100 0Yany M.Tbe .datasheet, .Tthe 100in, or the 0nor M . NeitherW the whole part of information contained product in this may O 1 W M . O W C . .C W WW .100Y WW 00Y.CO .TW .TW WWform.without .Twritten 00Y the prior M 1 M adapted W or reproduced in any material or electronic consent of the copyright holder. O 1 W M . O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W Wand its documentation .T supplied on an asW 00 Mwarranty as to theirW OM This product is.1basis andO no suitability any W.1 for .C W.1 Y.COM are W C . Y W W 0 Y W W .TW W T .claim 10 arising 00accept any W is either M . .T 1 00 made orMimplied. M . O 1 particular purpose DLP Design will not for damages howsoever as W . O W WW .100Y.C M.TW WW 00Y.CO .TW WW .100Y.C M.TW W O W a result of use or failure are not affected. O W OM Your statutory rights W.1of this product. WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W WW .100Y.C M.TW WW 00Y.CO .TW WW .100Y.C M.TW W W theYfailure M .1of it is not intended This product or any variant for use in any medical O device or system inWwhich W appliance, .CO .TW W WW 00Y.CO .TW 00 WW .100Y.C M.TW 1 W M . W of the product might reasonably Winjury. Y.CO .CO .TW OM to result in personal W W.1 beYexpected Y W C W . 0 W W W 0 W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W . W .T W 00 W 00Y WW .100Yinformation M.Tnotice. W.1 Y.COM M.Tthat may be subject This document provides preliminary to.1change.Cwithout O W O W W W WW .100Y .TW WW .100Y.C M.TW M.T .100 M O W O W C . O W WW .100Y . WW .100Y.C M.TW WW .100Y.C M.TW OM W O W C . O W W C . Y W W WW .100Y WW .100Y.C M.TW .100 M.T OM W O W C . O W W C . Y W C W . 0 Y W W 0 W .T WW .100Y .100 W.1 Y.CO M.T OM W O W W C . W C W Y W W W WW .100Y. .100 M.T .100 O W M.T O W O W W C Y.C W 0 W 0 WW .100Y. T . 1 WW .100Y.C M.TW . M O WW 00Y.C W WW 00Y.CO .TW C . W W W Y W W .1 .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W W W W W .T W .100 W.1 Y M.T .100 OM W O W W C . W C W Y W W 00 W WW .100Y. M.T .100 W.1 M.T O W O W W C . W WW .100Y .TW WW .100Y.C M.TW .100 M W O W O W W W WW .100Y.C M.TW WW .100Y.C M.TW .1 O W O WW W C . W C W . Y W W W W .T 00 W . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W .T W .100 W M.T .100 OM W O W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 OM W. OM W WW .100Y.C M.TW WW .100Y.C M.TW O W O W WW .100Y.C WW .100Y.C M.TW W O W WW WW .100Y.C M.TW O W WW .100Y.C M.TW O W WW .100Y.C W WW Copyright © DLP Design 2002 Page 14 of 15 A B USBVCC 1 SLEEP RD# WR TXE# RXF# SND/WUP VCC NC NC 8 6 7 POWREN# RD# WR TXE# RXF# SND/WUP 10 16 15 14 12 11 R8 C9 27pF 2 3 Populate for DLP-USB245M Board ID C8 27pF R6 100K R5 100K USBVCC Populate for DLP-USB232M RESET# RESETO# R7 10K U2 93C46 1 2 3 4 CS CLK DI DO FT245BM 31 TEST EESK EEDATA EECS 1 2 32 XTOUT RESET# 4 28 RESETO# XTIN 27 USBDP 7 5 1.5K R4 27R R3 2.2K 25 24 23 22 21 20 19 18 D0 D1 D2 D3 D4 D5 D6 D7 USBDM 3V3OUT 3V3OUT 6 U1 .033 C7 8 R9 470 USBVCC D0 D1 D2 D3 D4 D5 D6 D7 RD# WR TXE# RXF# Copyright © DLP Design 2002 J2 5 A B Board ID GND RESET# RESETO# GND 3V3OUT GND SLEEP SND/WUP VCC-IO EXTVCC PORTVCC 1 2 3 4 USB Conn. C D 5 CN1 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 Y1 6MHz DLP-USB245M GND PORTVCC EXTVCC 2 . 4 4 . . 1 3 C5 .01 USBVCC C6 10/10 Tant FB1 240-1018-1 27R 30 2 R2 .1 C3 .1 .1 .1 C1 C2 VCC_IO C4 3 VCC AVCC 1 AGND 29 26 VCC 2 GND 9 13 VCC-IO 3 GND 17 GND 5 1 D0 D1 D2 D3 D4 D5 D6 D7 D C WW .100Y.C M.TW WW .100Y.C M.TW WW 00Y.CO .TW WW 00Y.CO .TW W W W T .1 W.1 Y.COM W M. OM W O W C . W C W Y W .T W Y. W .100 M.T .100 OM W M.T .100 O W C . O W W C W Y W WW .100Y. .TW DLP-USB245M Manual WW .100Y.C M.TW M.T .100 User M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O WW .100Y.C M.TW WW 00A W Y.–C DLP .USB245M WW .100Y.C M.TW W T Appendix Schematic 1 OM WW 00Y.CO .TW W. WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T W .100 W.1 Y.COM W M.T .100 OM W O W W C . W C W Y W .T W W WW .100Y. .100 M.T .100 OM W M.T O W C . O W W C W Y W WW .100Y. .TW WW .100Y.C M.TW M.T .100 M O W O W C . O W WW .100Y .TW WW .100Y.C M.TW WW .100Y.C M.TW M O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .TW W.1 Y.COM W W W W W .T 00 W W.1 Y.COM W M.T .100 W.1 Y.COM W O W W W C . W .T W .T WW .100Y .100 .TW 100 M . OM W M O W C . O W W C . Y W W .TW W .TW 100 00Y WW .100Y.C M.TW M . 1 M . O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O W O W O W WW .100Y.C M.TW WW .100Y.C M.TW WW .100Y.C M.TW O WW 00Y.CO .TW W WW 00Y.CO .TW C . W W W Y W W M .1 .T 00 W.1 Y.COM W WW 00Y.CO .T W.1 Y.COM W W W W W .T 00 W W.1 Y.COM M.T .100 W.1 Y.COM W O W W W C . W . W 00 W WW .100Y M.T .100 W.1 Y.COM M.T O W O W W C . W W WW .100Y WW .100Y.C M.TW .100 M.T OM W O W C . O W W C . Y W C W . 0 Y W W 0 W .T WW .100Y .100 W.1 Y.CO M.T OM W O W W C . W C W Y W W W WW .100Y. .100 M.T .100 O W M.T O W O W W C Y.C W 0 W 0 WW .100Y. T . 1 WW .100Y.C M.TW . M O WW 00Y.C W WW 00Y.CO .TW C . W W W Y W W .1 .T 00 W.1 Y.COM W WW 00Y. W.1 Y.COM W W W W W .T W .100 W.1 Y M.T .100 OM W O W W C . W C W Y W W 00 W WW .100Y. M.T .100 W.1 M.T O W O W W C . W WW .100Y .TW WW .100Y.C M.TW .100 M W O W O W W W WW .100Y.C M.TW WW .100Y.C M.TW .1 O W O WW W C . W C W . Y W W W W .T 00 W . .T 00Y W.1 Y.COM W WW W.1 Y.COM W W W W W .T W .100 W M.T .100 OM W O W C . W C W Y WW W 0 W T . 0 WW .100Y. T . 1 OM W. OM W WW .100Y.C M.TW WW .100Y.C M.TW O W O W WW .100Y.C WW .100Y.C M.TW W O W WW WW .100Y.C M.TW O W WW .100Y.C M.TW O W WW .100Y.C W WW Page 15 of 15