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USB-LT02 Users Manual (Rev 1.0)

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http://www.daqsystem.com

[Figure 3-3. Device Manager Window]

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Summary of Contents for USB-LT02

Page 1: ...ystem 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...

Page 2: ...nstallation 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 Tes...

Page 3: ...y for simple test because USB LT02 uses PC power Specially an automation system and the input output circuit which can operate are composed Just usable to the automation control module that it don t d...

Page 4: ...put I O Port4 I O Port5 I O Port6 I O Port7 16Byte USB FIFO Two 16Bit Timer Counter ROM OTP 16KByte RAM 256Byte 8Bit CPU 8051 Compatible Program Instruction Isolated Photo coupler Input Isolated Solid...

Page 5: ...state Relay Output Functions Micro Controller Two 16bit Timer Counter User configuration I O Schmitt trigger input Schmitt trigger input with pull up N Ch open drain output N Ch open drain output wit...

Page 6: ...tem com 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 LT...

Page 7: ...of HID Human Interface Device connection in case of USB LT02 1 First open the box and connect to PC through USB cable 2 The opposite side of USB cable connects to USB LT02 board 3 If cable connection...

Page 8: ...USB LT02 Users Manual Rev 1 0 8 http www daqsystem com Figure 3 2 System Properties window...

Page 9: ...USB LT02 Users Manual Rev 1 0 9 http www daqsystem com Figure 3 3 Device Manager Window...

Page 10: ...4 P5C2 P53 P52 P51 P50 P5C1 P47 P46 P45 P44 P4C2 P43 P42 P41 P40 P4C1 P70 P71 P12 P13 P1C1 P14 P15 P16 P17 P1C2 P60 P61 P62 P63 P6C1 P64 P65 P66 P67 P6C2 DAQ system USB LT02 www daqsystem com LED1 LED...

Page 11: ...r which has the 8051 compatible command set It takes charge of I O and USB data communication 5 SW1 Board reset button 6 P70 P71 P12 P13 P1C1 It is a Photo coupler Input Terminal The input voltage can...

Page 12: ...larity in design The circuit is same like Figure 4 2 9 P64 P65 P66 P67 P6C2 It is a Photo coupler Input Terminal The input voltage can use 12V 24V no power polarity in design The circuit is same like...

Page 13: ...44 P4C2 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 13 P43 P42 P41 P40 P4C1 It is a Ph...

Page 14: ...ke 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 So if you want special program You need more speedy resp...

Page 15: ...or 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 USB B type Connect...

Page 16: ...ystem com Figure 4 6 PIN OUT of Screw Terminal Type Table 2 Screw Terminal PIN OUT Name Description Remark P70 Port 7 0 Photo Coupler Input Refer to Figure 4 2 P71 Port 7 1 Photo Coupler Input Refer t...

Page 17: ...Relay Output Refer to Figure 4 3 P52 Port 5 2 Photo Morse Semiconductor Relay Output Refer to Figure 4 3 P51 Port 5 1 Photo Morse Semiconductor Relay Output Refer to Figure 4 3 P50 Port 5 0 Photo Mors...

Page 18: ...10 P42 Bit 2 of Port 4 11 P41 Bit 1 of Port 4 12 P40 Bit 0 of Port 4 13 P66 Bit 6 of Port 6 2 14 GND Power Ground Supply power to external board 15 P65 Bit 5 of Port 6 16 P17 Bit 7 of Port 1 3 17 P16...

Page 19: ...light on there is no need to limit special current resistor to external 3 The port1 has same specification of port1 of standard 8051 In other words it can set up weak pull up only 4 4 Sample Program A...

Page 20: ...PI 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 You can find them in t...

Page 21: ...USB LT02 Users Manual Rev 1 0 21 http www daqsystem com Figure 4 9 When All Output Click...

Page 22: ...file and source file of sample1 and sample2 is in App and App0 folder of CDROM The execution file use a test a user modifies a necessary a sample source file that provided it usable Figure 5 1 Sample1...

Page 23: ...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 co...

Page 24: ...ows For more detailed measurements ask the person in charge Top View 83 8 USB B type Connector P57 P56 P55 P54 P5C2 P53 P52 P51 P50 P5C1 P47 P46 P45 P44 P4C2 P43 P42 P41 P40 P4C1 P70 P71 P12 P13 P1C1...

Page 25: ...USB LT02 Users Manual Rev 1 0 25 http www daqsystem com A 2 USB LT02 Schematic USB LT02 is making our USB LT with basis use same circuit...

Page 26: ...etween programs because of using common source Also control Input output is possible as provide 31 I O If it exchange an input and output between different equipment like factory automations etc it us...

Page 27: ...ww daqsystem com 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 US...

Page 28: ...USB LT02 Users Manual Rev 1 0 28 http www daqsystem com Figure A4 3 The connection with LT02 B and USB LT...

Page 29: ...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 bui...

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