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Change Detect DC Input Module (CD332)

5. Programming

5.2 Interrupt operation

The enable/disable of the interrupt program is changed as follows.

n+1

n

2

1

Interrupt

PLC mode

HALT

RUN

HOLD

RUN

Disable

(Hold)

Time

Disable

Enable

Enable

Disable

HALT

Scan

In the RUN mode, interrupt operation is disabled at the first scan, and enabled from the
second scan.
In the HALT mode, interrupt operation is disabled.
In the HOLD mode, interrupt operation is disabled but the interrupt requests occurred
during HOLD mode is held.

During interrupt program execution, other interrupts are disabled, and the interrupt
request is held as follows.

Execution

n+2

n+1

n

n

2

1

Interrupt

PLC mode

HALT

RUN

Disable

(Hold)

Time

Disable

Enable

Enable

Disable

HALT

Interrupt program

Scan

Note) The held interrupt requests are accepted when interrupt status is changed to

enable, according to the priority as follows.

(Timer

interrupt

→

I/O#1

→

I/O#2

→

…

→

I/O#8, in default)

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Содержание CD332

Страница 1: ...UM TS03 E024 PROGRAMMABLE CONTROLLER PROSEC T3 CHANGE DETECT DC INPUT MODULE CD332 USER S MANUAL TOSHIBA CORPORATION ...

Страница 2: ......

Страница 3: ...nt or examples of application in this publication Toshiba Corporation reserves the right to make changes and improvements to this publication and or related products at any time without notice No obligation shall be incurred other than as noted in this publication This publication is copyrighted and contains proprietary material No part of this book may be reproduced stored in a retrieval system o...

Страница 4: ......

Страница 5: ...lert against unsafe practices Safety Precautions Turn off power to the T3 and to the CD332 before removing or mounting the CD332 Failure to do so can cause electrical shock or damage to this product Read the Safety Precautions described in the T3 User s Manual before using the T3 and the CD332 Follow the instructions described in this manual and in the T3 User s Manual when installing and wiring t...

Страница 6: ... This section provides the hardware and functional specifications of the CD332 The information for external wire connections is also provided in this section Section 3 Mode Setting The input delay time and the interrupt generation timings are user selectable This section explains the switch settings for this purpose Section 4 I O Allocation This section provides the information to design T3 progra...

Страница 7: ...T series Computer Link Function This manual provides the information for a computer to communicate with T3 through the T series Programmable Controller s Computer Link function T PDS Ver 1 4 Basic Operation manual This manual explains how to install the T series program development system T PDS into your computer and provides basic programming operations T PDS Ver 1 4 Command Reference Manual This...

Страница 8: ...pecifications 9 2 1 General specifications 10 2 2 Functional specifications 10 2 3 Input circuit 11 2 4 Input signal connections 11 3 Mode Setting 13 3 1 Input delay setting 14 3 2 Interrupt generation timing setting 15 4 I O Allocation 17 4 1 I O allocation and I O register 18 4 2 Interrupt assignment 20 5 Programming 21 5 1 T3 sample program 22 5 2 Interrupt operation 24 ...

Страница 9: ...User s Manual 5 Section 1 CD332 Overview 1 1 Introduction 6 1 2 External features 7 ...

Страница 10: ... interrupt generation timing of the CD332 can be selected as follows for each input point This selection is made by the DIP switches provided on the front of the CD332 1 Rising edge from OFF to ON 2 Falling edge from ON to OFF 3 Both edges both OFF to ON and ON to OFF This CD332 has 8 input points By using one CD332 up to 8 interrupt factors can be processed On the other hand up to 8 I O interrupt...

Страница 11: ...GE DETECT 0 1 2 3 4 5 6 7 CD332 0 1 2 3 4 5 6 7 1 3 2 11 10 9 8 7 6 5 4 IN4 IN5 IN6 IN7 COM IN0 IN1 IN2 IN3 NC NC IN0 1 2 3 4 5 6 7 IN0 1 2 3 4 5 6 7 UP DOWN ON ON NOTE Status LEDs Interrupt timing setting DIP switches Input terminals Do not connect any wires to the NC terminals ...

Страница 12: ...which is the interrupt factor returned to OFF by resetting the interrupt flag Interrupt timing setting DIP switches Total 16 switches are provided These switches are used to set the interrupt generation timing for each input point Rising falling or both edges Refer to section 3 2 Input terminals Used to connect the external input signals Refer to section 2 4 Jumper plugs CD332 rear view NOTE Do no...

Страница 13: ...User s Manual 9 Section 2 Specifications 2 1 General specifications 10 2 2 Functional specifications 10 2 3 Input circuit 11 2 4 Input signal connections 11 ...

Страница 14: ... 8 points 8 points common Rated input voltage 12 24 Vdc Input voltage range 10 30 Vdc Rated input current 10 mA at 24 Vdc Minimum ON voltage 9 6 Vdc Maximum OFF voltage 3 5 Vdc ON delay time 30 ms or less normal mode 3 0 ms or less high speed mode Note 1 OFF delay time 35 ms or less normal mode 3 5 ms or less high speed mode Note 1 LED display DATA 0 7 Input status display for all points lit at ON...

Страница 15: ...cations 2 3 Input circuit 2 4 Input signal connections Input terminal block 12 24 Vdc COM IN2 IN0 IN1 IN3 IN4 IN5 IN6 IN7 11 10 9 8 7 6 5 4 3 2 1 IN0 470 Ω 1 5 µF 2 4 kΩ IN7 IN1 Interrupt COM LED display Do not connect any wire ...

Страница 16: ...12 Change Detect DC Input Module CD332 ...

Страница 17: ...User s Manual 13 Section 3 Mode Setting 3 1 Input delay setting 14 3 2 Interrupt generation timing setting 15 ...

Страница 18: ...by the jumper plugs provided on the CD332 s printed circuit board This setting is applied for all 8 input points as a block CD332 left side Set these jumper plugs as follows Mode J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 Normal mode ON short OFF B side High speed mode OFF open OFF A side B A J9 J11 J10 J6 J4 J3 J2 J1 J5 J7 J8 B A NOTE 1 The factory setting is the normal mode 2 Use a pair of tweezers to s...

Страница 19: ...FF Interrupt Input Both edges OFF to ON and ON to OFF ON OFF OFF Interrupt Input This setting is made by the DIP switches provided on the front of the CD332 Mode UP DOWN Rising edge ON OFF Falling edge OFF ON Both edges ON ON CHANGE DETECT IN0 1 2 3 4 5 6 7 IN0 1 2 3 4 5 6 7 UP DOWN ON ON NOTE 1 This setting is available for each input point individually 2 The factory setting is all ON Both edges ...

Страница 20: ...16 Change Detect DC Input Module CD332 ...

Страница 21: ...User s Manual 17 Section 4 I O Allocation 4 1 I O allocation and I O register 18 4 2 Interrupt assignment 20 ...

Страница 22: ...ated in the T3 T PDS screen example in the case that CD332 is mounted on Slot 0 of Unit 0 Then one input register XW n is assigned to the CD332 In the above example XW000 is assigned Note that the I O type has i designation It means that the CD332 has interrupt generation function for the T3 also the T3 will not update the assigned input register in the batch I O processing To read data through th...

Страница 23: ...itto IN6 XW n 7 IN7 Ditto IN7 8 IN0 Comes ON when interrupt is generated by IN0 changing 9 IN1 Ditto IN1 changing A IN2 Ditto IN2 changing B Status IN3 Ditto IN3 changing C IN4 Ditto IN4 changing D IN5 Ditto IN5 changing E IN6 Ditto IN6 changing F IN7 Ditto IN7 changing The data of the CD332 can be read into the XW n register by using the Direct I O instruction FUN235 By executing the Direct I O i...

Страница 24: ...332s are used the I O 1 I O 2 and I O 3 are assigned sequentially as follows T3 basic unit Expansion unit 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 10 P S I F C P U C D 3 3 2 C D 3 3 2 P S I F C D 3 3 2 As for the interrupt priority the interrupt generation module which is allocated closest to the T3 CPU has highest priority and followed by this order NOTE General I O General I O General I O I O 1 I...

Страница 25: ...User s Manual 21 Section 5 Programming 5 1 T3 sample program 22 5 2 Interrupt operation 24 ...

Страница 26: ...ample it is assumed that XW000 is assigned to the CD332 Main Program User program Main program I O Interrupt Program 1 I O 1 Processing for IN7 interrupt Processing for IN6 interrupt Processing for IN5 interrupt Processing for IN4 interrupt Processing for IN3 interrupt Processing for IN2 interrupt Processing for IN1 interrupt Processing for IN0 interrupt d c f g e ...

Страница 27: ...nfirms the interrupt factor Important f Processing program for each interrupt factor Subroutine call can also be used g End of the interrupt program NOTE When the Direct I O instruction for the CD332 is executed the internal interrupt flag of the CD332 is reset Therefore do not use the Direct I O instruction for the CD332 on the main program except c above ...

Страница 28: ...T mode interrupt operation is disabled In the HOLD mode interrupt operation is disabled but the interrupt requests occurred during HOLD mode is held During interrupt program execution other interrupts are disabled and the interrupt request is held as follows Execution n 2 n 1 n n 2 1 Interrupt PLC mode HALT RUN Disable Hold Time Disable Enable Enable Disable HALT Interrupt program Scan Note The he...

Страница 29: ...in a pair in the sequence of DI first and followed by EI Main program A DI Interrupt is disabled interrupt signal is held A EI EI and DI instructions should not be used in interrupt program Also these instructions should not be executed in the first scan When using the interrupt function the following general precautions should be considered The high frequency of the interrupt generation will caus...

Страница 30: ...26 Change Detect DC Input Module CD332 ...

Страница 31: ......

Страница 32: ...RNATIONAL CORPORATION Industrial Division 13131 West Little York Road Houston TX 77041 U S A Tel 713 466 0277 Fax 713 466 8773 TOSHIBA INTERNATIONAL CORPORATION PTY LTD Unit 1 9 Orion Road Lane Cove N S W 2066 AUSTRALIA Tel 02 428 2077 TOSHIBA CORPORATION Industrial Equipment Department 1 1 Shibaura 1 chome Minato ku Tokyo 105 JAPAN Tel 03 3457 4900 ...

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