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USB5841 Data Acquisition

If a new count is written during counting, the current counting sequence will not be affected. If a trigger occurs after the

new count is written but before the current count expires, the Counter will be loaded with the new count on the next

CLK pulse and counting will continue from there.

Figure 5.6 Mode 5

BUY ONLINE at art-control.com/englishs or CALL +86-10-51289836(CN)

Содержание USB5841

Страница 1: ...USB5841 User s Manual Beijing ART Technology Development Co Ltd ...

Страница 2: ... 2 3 Physical ID of DIP Switch 5 2 2 4 Indicator Status 6 Chapter 3 Signal Connectors 7 3 1 The Definition of Signal Input and Output Connectors 7 Chapter 4 Connection Ways for Each Signal 9 4 1 Digital Input Connection 9 4 2 Digital Output Connection 9 4 3 Timer Counter Connection 9 Chapter 5 Methods of Using Timer Counter 10 5 1 The working mode 10 Chapter 6 Notes Calibration and Warranty Policy...

Страница 3: ...ales for a replacement Retain the shipping carton and packing material for inspection by the dealer Check for the following items in the package If there are any missing items contact your local dealer or sales USB5841 Data Acquisition Board ART Disk a user s manual pdf b drive c catalog Warranty Card FEATURES Digital Input Output Channel No 48 channel each 8 channels can be configured to DI or DO...

Страница 4: ...ut Connectors CN1 DIO0 DIO13 digital signal input output connector CN2 DIO46 DIO7 digital signal input output interrupt signal and Timer Counter connector CN3 DIO14 DIO26 digital signal input output connector CN4 DIO32 DIO45 digital signal input output connector CN5 DIO27 DIO31 digital signal input output and interrupt signal connector BUY ONLINE at art control com englishs or CALL 86 10 51289836 ...

Страница 5: ...pany often uses the logic ID management equipments and at this moment the physical ID DIP switch is invalid If you want to use more than one kind of the equipments in one and the same system at the same time please use the physical ID as much as possible ON 1 ID0 ID1 ID2 ID3 2 3 4 ON DID1 The above chart shows 1111 so it means that the physical ID is 15 ON 1 ID0 ID1 ID2 ID3 2 3 4 ON DID1 The above...

Страница 6: ...control com englishs or CALL 86 10 51289836 CN 6 ON 1 OFF 0 ON 1 ON 1 B 11 ON 1 ON 1 OFF 0 OFF 0 C 12 ON 1 ON 1 OFF 0 ON 1 D 13 ON 1 ON 1 ON 1 OFF 0 E 14 ON 1 ON 1 ON 1 ON 1 F 15 2 2 4 Indicator Status LED3 3V 3 3V power indicator on for normal ...

Страница 7: ...3 DIO14 DIO15 DGND DIO16 DIO17 DIO18 DIO19 DIO20 DIO21 DIO22 CN3 DIO23 DIO24 DIO25 DIO26 DIO27 DIO28 DIO29 DIO30 DIO31 DGND CN5 DIO45 DIO44 DIO43 DIO42 DIO41 DIO40 DIO39 DIO38 DIO37 DIO36 CN4 DIO35 DIO34 DIO33 DIO32 CLK2M OUT2 CLK2 GATE2 OUT1 CLK1 GATE1 OUT0 CLK0 GATE0 CN2 INT DGND DIO47 DIO46 Pin definition about CN1 CN3 CN4 and CN5 BUY ONLINE at art control com englishs or CALL 86 10 51289836 CN...

Страница 8: ...ND Ground Pin definition about CN2 Timer Counter Pin Name Feature Function Definition CLK2M Output On board 2MHz clock oscillator pulse output Output cycle 0 5 microseconds CLK0 CLK2 Input Clock pulse input pins GATE0 GATE2 Input Gate input pins OUT0 OUT2 Output Output pins DGND GND Digital ground when use counter timer we best choose it as reference ground INT Input Interrupt signal input ...

Страница 9: ...ta Acquisition Chapter 4 Connection Ways for Each Signal 4 1 Digital Input Connection 4 2 Digital Output Connection 4 3 Timer Counter Connection BUY ONLINE at art control com englishs or CALL 86 10 51289836 CN 9 ...

Страница 10: ...s not go high until N 1 CLK pulses after the initial count is written If a new count is written to the Counter it will be loaded on the next CLK pulse and counting will continue from the new count If a two byte count is written the following happens 1 Writing the first byte disables counting OUT is set low immediately no clock pulse required 2 Writing the second byte allows the new count to be loa...

Страница 11: ...CW 10 means a control word of 10 HEX is written to the counter 4 LSB stands for Least Significant Byte of count 5 Numbers below diagrams are count values The lower number is the least significant byte The upper number is the most significant byte Since the counter is programmed to read writer LSB only the most significant byte cannot be read N stands for an undefined count Vertical lines show tran...

Страница 12: ...lse thus starting the one shot pulse An initial count of N will result in a one shot pulse N CLK cycles in duration The one shout is retriggerable hence OUT will remain low for N CLK pulses after any trigger The one shot pulse can be repeated without rewriting the same count into the counter GATE has no effect on OUT If a new count is written to the Counter during a one shot pulse the current one ...

Страница 13: ...oes low N CLK pulses after the trigger Thus the GATE input can be used to synchronize the Counter After writing a Control Word and initial count the Counter will be loaded on the next CLK pulse OUT goes low N CLK Pulses after the initial count is written This allows the Counter to be synchronized by software also Writing a new count while counting does not affect the current counting sequence If a...

Страница 14: ... before the end of the current half cycle of the square wave the Counter will be loaded with the new count on the next CLK pulse and counting will continue from the new count Otherwise the new counter will be loaded at the end of the current half cycle Mode 3 is implemented as follows Even counts OUT is initially high The initial count is loaded on one CLK pulse and then is decremented by two on s...

Страница 15: ...g a Control Word and initial count the Counter will be loaded on the next CLK pulse This CLK pulse does not decrement the count so for an initial count of N OUT does not strobe low until N 1 CLK pulses after the initial count is written If a new count is written during counting if will be loaded on the next CLK pulse and counting will continue from the new count If a two byte count is written the ...

Страница 16: ...hen go high again After writing the Control Word and initial count the counter will not be loaded until the CLK pulse after a trigger This CLK pulse does not decrement the count so for an initial count of N OUT does not strobe low until N 1 pulse after a trigger A trigger results in the Counter being loaded with the initial count on the next CLK pulse The counting sequence is retriggerable OUT wil...

Страница 17: ...ill not be affected If a trigger occurs after the new count is written but before the current count expires the Counter will be loaded with the new count on the next CLK pulse and counting will continue from there Figure 5 6 Mode 5 BUY ONLINE at art control com englishs or CALL 86 10 51289836 CN 17 ...

Страница 18: ... product is shipped from ART s factory For products containing storage devices hard drives flash cards etc please back up your data before sending them for repair ART is not responsible for any loss of data Please ensure the use of properly licensed software with our systems ART does not condone the use of pirated software and will not service systems using such software ART will not be held legal...

Страница 19: ...t there should be installation information of the installed device in the Device Manager when the device does not work you can check this item Open Start Programs ART Demonstration Monitoring and Control System Corresponding Board Advanced Testing Presentation System the program is a standard testing procedure Based on the specification of Pin definition connect the signal acquisition data and tes...

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