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DAQ system USB-LT02 User Manual

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Windows, Windows2000, Windows NT and Windows XP are trademarks of Microsoft. We acknowledge that the trademarks or
service names of all other organizations mentioned in this document as their own property.
Information furnished by DAQ system is believed to be accurate and reliable. However, no responsibility is assumed by DAQ
system for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or copyrights of DAQ system.
The information in this document is subject to change without notice and no part of this document may be copied or
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USB-LT02
User's Manual
Copyrights  2005 DAQ system, All rights reserved.
-
1-
USB-LT02 Users Manual (Rev 1.0)
http://www.daqsystem.com

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Summary of Contents for DAQ system USB-LT02

  • Page 1 Information furnished by DAQ system is believed to be accurate and reliable. However, no responsibility is assumed by DAQ system for its use, nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or copyrights of DAQ system.

  • Page 2: Table Of Contents

    USB-LT02 Users Manual (Rev 1.0) -- Contents -- 1. Introduction 2. USB-LT02 Function 3. Installation 3.1 Confirm Product Contents 3.2 Installation Process 4. USB-LT02 Board 4.1 USB-LT02 Description 4.2 Memory Map 4.3 Connector Pin-out 4.4 Sample Program 5. Test 5.1 Input Test 5.2 Output Test...

  • Page 3: Introduction

    Connection with the outside uses a screw terminal and it can easily connect. There is special all-around board which it is prepared a TEST POINT. A simple circuit installs it to own board. You don’t need to use separately power supply for simple test because USB-LT02 uses PC power.

  • Page 4: Usb-Lt02 Function

    USB-LT02 Users Manual (Rev 1.0) 2. USB-LT02 Function The USB-LT02 has simple structure for easy I/O connection as like Figure 1-1. To connection USB and I/O take charge of the 8Bit Micro Controller, the command set equally use the 8051 command set. Each I/O port can set up whether or not there is what a user uses by input or output.
  • Page 5 USB-LT02 Users Manual (Rev 1.0) APPLICATION  Factor y Automation , Home Automation  USB Data acquisition(Temperature/Humidit y/voltage/current  USB I/O Control, Remote Control  Factor y Control Module  Light Illumination Control SPECIFICATION ▣ Interface ▪ USB Powered through USB-B connector MAX 500mA ▪...

  • Page 6: Installation

    USB-LT02 Users Manual (Rev 1.0) 3. Installation You confirm whether or not the packing contents are in good order before installation. 3.1 Confirm Product Contents [Figure 3-1. USB-LT02 Product Contents] Product Contents 1. USB-LT02 Board 2. USB(A-B) Cable 3. CD (Manual/Source etc.)

  • Page 7: Installation Process

    USB-LT02 Users Manual (Rev 1.0) 3.2 Installation Process For USB-LT02 board installation to PC is as follows. There isn’t a Jumper to especially to set up for board installation in case of USB boards as it is Plug & Play devices.
  • Page 8 USB-LT02 Users Manual (Rev 1.0) [Figure 3-2. “System Properties” window] http://www.daqsystem.com...
  • Page 9 USB-LT02 Users Manual (Rev 1.0) [Figure 3-3. Device Manager Window] http://www.daqsystem.com...

  • Page 10: Usb-Lt02 Board

    P41 P40 P4C1 [Figure 4-1. USB-LT02 Out-side View] In case of USB-LT02 as above picture, can easily use I/O, simple circuit is composed it to own all-around USB-LT02 board. Each component explanation is as follows. (1) USB B type Connector The USB-LT02 board connects to the PC through the USB A-B cable.
  • Page 11 USB-LT02 Users Manual (Rev 1.0) (2) LED1 It can confirm whether or not there is a stability of a board. (3) LED2 It confirms supply power to board. (4) MICOM It is 8bit Micro Controller which has the 8051 compatible command set. It takes charge of I/O and USB data communication.
  • Page 12 USB-LT02 Users Manual (Rev 1.0) (7) P14, P15, P16, P17, P1C2 It is a Photo-coupler Input Terminal. The input voltage can use 12V ~ 24V, no power polarity in design. The circuit is same like Figure 4-2. (8) P60, P61, P62, P63, P6C1 It is a Photo-coupler Input Terminal.
  • Page 13 USB-LT02 Users Manual (Rev 1.0) (11) P53, P52, P51, P50, P5C1 It is a Photo Morse (Semiconductor Relay) Output Terminal. The maximum control voltage is 60V, continuously current is 5500mA. The circuit is same like Figure 4-3. (12) P47, P46, P45, P44, P4C2 It is a Photo Morse (Semiconductor Relay) Output Terminal.

  • Page 14: Memory Map

    USB-LT02 Users Manual (Rev 1.0) 4.2 Memory Map The board has a program memory and data memory as like general 8051. The program memory area is OTP type. User can not reprogram it because of the board was programmed to supply in case of shipment.

  • Page 15: Connector Pin-Out

    USB-LT02 Users Manual (Rev 1.0) 4.3 Connector Pin-out The board has two connectors. There are the USB-B connector for USB communication, the PIN-OUT of DIP IC type connector for external I/O and power. And there is several test points. USB-B type is a connector for High speed USB connection. Figure 4-5 and Table 1 shows the connector and its pin description.
  • Page 16 USB-LT02 Users Manual (Rev 1.0) USB-LT02 Board P13 P1C1 P14 P17 P1C2 P63 P6C1 P64 P67 P6C2 USB-LT02 DAQ system Www.daqsystem.com 27 26 25 24 23 19 18 17 16 15 USB B type MICOM Connector 10 11 12 13 14...
  • Page 17 USB-LT02 Users Manual (Rev 1.0) Refer to Figure 4-2. P1C2 P14, P15, P16, P17 Common Input Port 6.0 Photo Coupler Input Refer to Figure 4-2. Port 6.1 Photo Coupler Input Refer to Figure 4-2. Port 6.2 Photo Coupler Input Refer to Figure 4-2.
  • Page 18 USB-LT02 Users Manual (Rev 1.0) [Table 3. DIP IC PIN-OUT] Pin No. Name Description Remark Bit 3 of Port 5 Bit 2 of Port 5 Bit 1 of Port 5 Bit 0 of Port 5 Bit 7 of Port 4...

  • Page 19: Sample Program

    USB-LT02 Users Manual (Rev 1.0) [Table 4. Test Point PIN-OUT] Name Description Remark Bit 0 of Port 6 Bit 1 of Port 6 Bit 2 of Port 6 Bit 3 of Port 6 Bit 4 of Port 6 (Remark) 1. A bit 7 of Port6 is connected to LED2, this bit is set up to output. If output is “Low” and “ 0V”, LED2 light on.
  • Page 20 USB-LT02 Users Manual (Rev 1.0) [Figure 4-8. Sample Program 2, When “All Input” Click] To run the sample application program, you need to use API (Application Programming Interface), which is a form of client DLL. To compile the sample source to make its executable file, you have to use Import Library files and Header files.
  • Page 21 USB-LT02 Users Manual (Rev 1.0) [Figure 4-9. When “All Output” Click] http://www.daqsystem.com...

  • Page 22: Test

    This chapter is for test to learn how to operate a board and check the abnormality of a board. The test performs it at the PC which a USB-LT02 board was installed as it use a program of “sample1.exe” in an EXE folder of CDROM.

  • Page 23: Output Test

    USB-LT02 Users Manual (Rev 1.0) 5.2 Output Test (1) You can test of output function through LED is on/off in a board at below pictures. [Figure 5-2. LED On/Off Display] In the top LED is off, in the bottom LED is on. If an output of bit7 of port6 is “0’, LED is on, on the contrary to this, LED is off.

  • Page 24: Appendix

    USB-LT02 Users Manual (Rev 1.0) Appendix A.1 Dimension The approximate external dimensions of the board are as follows. For more detailed measurements, ask the person in charge. 115.6 107.9 P13 P1C1 P14 P17 P1C2 P63 P6C1 P64 P67 P6C2 34.3...

  • Page 25: Schematic

    USB-LT02 Users Manual (Rev 1.0) A.2 USB-LT02 Schematic USB-LT02 is making our USB-LT with basis, use same circuit. http://www.daqsystem.com...

  • Page 26: Application Circuit(Isolation I/O)

    USB-LT02 Users Manual (Rev 1.0) A.3 Application Circuit (Isolation Input/Output) It is used in the automations that used PC in case of USB-LT02 in order to simply input/output that it used the established serial (RS232), parallel (printer) ports. The advantage of USB-LT02 has no program confliction because of using exclusive USB source, on the other hand, RS232 and printer ports have a confliction between programs because of using common source.

  • Page 27: Usb-Lt02(B)

    USB-LT02 Users Manual (Rev 1.0) A.4 USB-LT02(B) We are selling the board which composed an interface section only USB-LT02(B) Type for USB-LT user. It control input in case of USB-LT02(B) as it use USB-LT. [Figure A4-1. USB-LT02(B) Board] [Figure A4-2. USB-LT Board]...
  • Page 28 USB-LT02 Users Manual (Rev 1.0) [Figure A4-3. The connection with LT02(B) and USB-LT] http://www.daqsystem.com...
  • Page 29 USB-LT02 Users Manual (Rev 1.0) References 1. USB 2.0 System Architecture -- Don Anderson, USB SIG(www.usb.org) 2. Universal Serial Bus Specification -- Compaq/Intel/Microsoft/NEC, MindShare Inc. (Addison Wesley) 3. USB-LT User’s manual -- DAQ system 4. AN201 How to build application using APIs -- DAQ system 5.

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