FIXED RATIO APPLICATION
Contents
1. 5 5 2 S1 4237 Pellet ON Pellet gt S2 4237 Dipper ON Dipper S2 Z Z Pump ON Pump 82 S2 Time Reward Device for A RewardTime seconds Default value set in S S 1 S1 amp S2 A RewardTime T OFF Pellet Dipper Pump S1 UPDATE DISPLAY 5 6 3 S1 START SHOW 2 Correct Rsp B 1 3 Incor Rsp B 2 4 Reward F S2 92 1 SHOW 2 Correct Rsp B 1 3 Incor Rsp B 2 4 Reward F gt S2 INCREMENT TIME T FOR IRT AND EVENT ARRAY 5 8 4 S1 START IF A SoftCR gt 0 S2 S2 0 01 ADD T SX 4237 End gt S1 I IIIT IO IORI IORI TOIT ITO ITO ITO ITO AO k k ADD A STEP ELEMENT TO ARRAY C FOR EACH CORRECT RESPONSE N F FE A I I IOI IR IRI III IOI ITO ITO ITO ITO I IO dO k k S S 5 S1 START IF A SoftCR gt 0 GActivateSoftCR NoSoftCR ActSoftCR IF A CorrectLev 1 LeftLeverCorrect RightLeverCorrect LeftCorrect gt S2 GRightCorrect 53 GNOSOftCR gt SX S2 Left Lever Correct HBR LeftLever SET C I T 0 10 T 0 ADD I2. S3 NoSoftCR SET C 0 987 987 SX Seal Array S2 Left Lever Incorrect R LeftLever SET C I T 0 60 C I 1 0 50 T 0 I I 2 IF I gt CArraySize True GFalse True gt S1 False SET C I 987 987 gt SX 4237 End S1 S3 Right Lever Incorrect R RightLever SET C I T 0 60 C I 1 0 50 T 0 I T1 2 IF I gt CArraySize True GFalse True gt S1 False SET C I 987 987 gt SX 4237 End gt S1 X SESSION CLOCK 5 6 8 S1 START SHOW 1 Session S 60 S2 S2 1 ADD S SHOW 1 Session S 60 IF S 60 gt A SessionTime EndSession GContinueTiming End IF I CArraySize True False GTrue SET C I T 0 30 I I 1 C I 987 987 22 End gt 3 GFalse Z Z End S3 Cont SX S3 Wait for Screen Update and end with STOPABORTFLUSH for Automatic Data Saving 2 STOPABORTFLUSH CHAPTER 6 Understanding the Raw Data File Selecting Annotated on the file options page during hardware installation produces a raw data file similar to the following Data files are located in C MED PC IV Data unless an alternate path was defined during hardware installation They may be opened with note pad word pad or any word proces
3. 0 000 Not Used P 0 000 Not Used Q 0 000 Not Used R 0 000 Not Used S 300 000 Elapsed Time in Seconds Ts 1203 000 Elapsed Time in 0 01 sec Increments for SoftCR Data U 0 000 Not Used V 0 000 Not Used W 0 000 Not Used X 0 000 Not Used Y 0 000 Not Used Z 0 000 Not Used Arrays The arrays are presented in rows of 5 elements each The first row begins with element 0 and ends with element 4 the second row begins with element 5 and ends with element 9 etc Each row begins with an element marker followed by a colon 0 5 10 15 20 25 30 etc Size of Array C was set to 10000 with the DIM command which means that Array C was defined for 10001 data points Under MED PC Version IV this array may be enlarged up to 1 million elements however 10 000 was felt to be adequate for this application An end of array seal 987 987 will limit the saved file to only those elements used during the running of the procedure Each array has been defined in the comments section at the beginning of the mpc file That information was used to add the following labels to each array The lines were expanded to make room for the labels See MPC2XL for producing labeled data files with all or just some of the information below Array A Raw Data Array A contains the control variable values The values are preset to default values in State Set 1 State 1 They are displayed as named variables and can be chang
4. IF I CArraySize GTrue GFalse True S1 GFalse SET C I 987 987 gt SX 4z z End gt S1 S3 Right Lever Correct R RightLever SET C I T 0 10 T 0 ADD I IF I gt CArraySize True False True gt S1 False SET C I 987 987 gt SX 4237 End gt S1 ADD A PIP ELEMENT TO ARRAY C FOR EACH REWARD 5 8 6 81 START IF A SoftCR gt 0 82 S2 Z Z Pellet 22 Dipper Z Z Pump SET C I T 0 20 T 0 ADD I IF I gt CArraySize True GFalse True gt S1 False SET C I 987 987 gt SX ADD EVENT ELEMENT TO ARRAY C FOR EACH INCORRECT RESPONSE X ADDITIONAL EVENT ELEMENTS MAY BE ADDED AS NEEDED X FOR EXAMPLE TO MARK TIME OUT INTERVALS S S 7 S1 START IF A SoftCR gt 0 ActivateSoftCR NoSoftCR ActSoftCR SET C I 0 50 IT I 1 C I 987 987 IF A CorrectLev 2 GLeftLeverIncorrect GRightLeverIncorrect LeftIncorrect S2 GRightIncorrect
5. 2 51 38 J ete Peet et eae a 5 Ot Jo POR ae eee 4 PB a 4 9 9 ee Fo 0 00 00 00 0 00 00 15 0 00 00 30 0 00 00 45 0 00 01 00 ALI gt Ready NUM D2
6. Count Elapsed Time in Session Elapsed Time in 0 01 sec Increments for SoftCR Data HMEH oan aa DIM A DIM B 6 2 CArraySize 10000 Change this Variable also when modifying the C array size DIM C 10000 Dimension Array C for 10001 data points Under MED PC Version IV this array may be enlarged up to 1 million elements however 10 000 was felt to be adequate for this application An end of array seal 987 987 will limit the saved file to only those elements used during the running of the procedure aaa aaa Z Pulses Used in this Program Z Pellet 1 Signal Pellet Reinforcement Z Dipper 2 Signal Dipper Reinforcement z Pump 3 Signal Pump Reinforcement Z End 32 Signal End of Session kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk Fixed Ratio Schedule Set Default Values Correct Lever S1 Reward Device Reward Time Time Out Following Reward 1 Pellet 0 05 seconds 0 seconds Session Length 60 minutes Fixed Ratio Value 1 SoftCR Activation 1 Yes 5 6 1 S1 1 A RewardTime 60 A FRVal 1 A Reward 0 A SessionTime 1 S2 SET A CorrectLev SET A TimeOut SET A SOftCR S2 First Statement Wait for START signal associated stimulus ON turn HouseLight and Second Statement Update screen d
7. FI XED RATIO APPLICATION MED STATE NOTATION PROCEDURE SOF 700RA 1 User s Manual DOC 021 Rev 1 2 Copyright O 2008 All rights reserved MED Associates Inc P O Box 319 St Albans Vermont 05478 www med associates com Trademarks MedState Notation MED Associates Inc Registered Trademark MED PC MED Associates Inc Delphi Borland International Inc MED ASSOCIATES INC FIXED RATIO APPLICATION TABLE OF CONTENTS Chapter I Ease ER A 1 MEROGUCHION LEES 1 Chapter M 2 Overview of the Procedure cece en 2 3 Translating FR meme meme memes 3 Chapter 4 tert Tr tre tre rt rere tere rere re eT irre er I 4 R nning ER 4 Viewing Changing Variable aetna 9 creer 10 Chapter 5 Ra ERES aaan ianiai 11 Modifying the MedState Notation 0968 enne 11 MED State Notation Code e i Geis neds en dk RR DRE ERE nese 12 Chapter 6 EET 16 Understanding the Ra
8. baseline where y Event Pen Number 0 9 Set Event Pen To Level 1 Up where y Event Pen Number 0 9 Unused Unused Unused Data in the array being plotted that does not conform to the above rules will be ignored MED ASSOCIATES INC FIXED RATIO APPLICATION Example of SoftCR Pro Figure 16 is an example of what Fixed Ratio will look like in SoftCR Pro after an experiment is run The red line records a Step for every correct response that is made Since this is a Fixed Ratio of 1 schedule the subject was reinforced after one response on the Left Lever A reward is recorded as a Pip or a hash mark on the red line The colored traces at the bottom of the screen are called Event Pens and can be used in a variety of ways for a number of purposes The Event Pens can go up and down creating quick spikes like the ones seen here or long plateaus that represent certain periods of time during an experiment Here the Event Pen 0 records a Spike for every incorrect response that is made Figure 16 Example of a Drug Self Infusion Schedule Shown in SoftCR Pro 7 SoftCR Pro FRTraining Subject1_Group1 Eek 5 File Preferences Plot View Window Help 3X nc P P Start 11 19 08 11 5417 Experiment Experiment 1 Start Date 11 19 08 File C MED PC Subject Subject 1 Start Time 11 54 17 Source Code Training Group Group_1 End Date 11 19 08 Comments FR Training Experiment Box 1 End Time 1
9. command could be added to the macro It was left off here so changes could be verified before starting the procedure CHAPTER 5 Modifying the MedState Notation Code Permanent changes may also be made to the MedState Notation code To make the same change to the stimulus duration as shown above in the Macros section complete the following steps 1 Open Trans IV and select File Open from the main menu to place FR Training mpc into the text editor 2 Scroll down to approximately line 93 note the line counter in the lower right hand corner of the editor to reveal the code shown in Figure 15 Figure 15 FR Training mpc Lines 93 97 0 001 SET A CorrectLev 1 A Reward 1 A RewardTime SET A TimeOut 0 A SessionTime A FRVal SET A SoftCR 1 gt 52 3 Change A SessionTime 60 to A SessionTime 120 and save the changes with the same or a new file name such as FR Training 120min mpc Remember if a new mpc file name is created and a macro is being used to load boxes the file name in the macro also must be changed 4 Translate and compile the new or changed file as described previously and run MED PCIV Use the Change Variables screen to view confirm the new values MED State Notation Code The Med State Notation code for the FR Training program is shown below for reference purposes Copyright C 2008 MED Associates All rights reserved FR Training mpc Fixed Ratio Source Prog
10. dure to Load FR TRAINING The Box Procedure Selected Screen will display next as shown in Figure 5 The purpose of this screen is to allow annotations to be added to the data file that is produced by MED PC IV These annotations will help identify the Subject Experiment and Experiment Group upon which data was collected Comments can be added here as well and the data file can be given a customized file name to help identify it from other data files Enter the information desired and click Next Figure 5 Box Procedure Selected Subject Pee Experiment Experiment_1 Group Group_1 Comments FR Training Experiment Optional Custom Filename FR_Subj1_Groupt MED ASSOCIATES INC FIXED RATIO APPLICATION The next screen to appear is the Review Choices screen as seen in Figure 6 This is a method of confirming that the information entered is correct If it is not correct select Previous and edit the information If it is correct select Next to continue Figure 6 Review Choices Screen Review the data below Box 1 Procedure FR TRAINING Subject Subject_1 Experiment Experiment_1 Group Group_1 Comment FR Training Experiment Filename FR Subjl Groupl Click Next to finish loading the box or Previous to correct errors The Alter Session Parameters Screen shown in Figure 7 is the next screen to appear and is an important screen for the researcher The Alter Session Parameters screen allows
11. e first response has occurred in real time after program has started cs 0 0 500 759 100 0 200 656 100 0 200 5 1581 600 0 500 735 600 0 500 753 100 10 0 200 1021 100 0 200 669 600 0 500 Array C with Labels 0 C 1 C 2 3 4 SoftCR is Correct Reinforcement Correct Reinforcement Row Response Activated Response P Marker 0 0 500 759 100 0 200 656 100 0 200 5 6 C 7 8 9 Row Incorrect Set Event Pen Incorrect Set Event Pen Correct Marker Response to Level 0 Response to Level 0 Response 1581 600 0 500 735 600 753 100 C 10 C 11 C 12 C 13 C 14 Row Correct Incorrect Set Event Pen Marker Reinforcement Response Reinforcement Response to Level 0 10 0 200 1021 100 0 200 669 600 0 500 CHAPTER 7 Using SoftCR Pro The Fixed Ratio procedure stores IRT data in array C that may be used by the SoftCR Pro Cumulative Recorder program to generate a graphical record on screen or to print a Cumulative Record after the data has been collected Each element in this Cumulative Record data array consists of two components The integer value or value to the left of the decimal point is the time component The decimal value or value to the right of the decimal point is a SoftCR Pro code component Refer to the SoftCR Pro User s Manual for further information Time Components Time components may be Relative or Absolute Ina Relative file the time component of a given data element is equal t
12. e keyboard functions will be recorded Once the commands are recorded as a macro a number of macros can be created with the macro editor The following example illustrates loading Box 1 and changing Session Time to 120 minutes Begin by opening MED PC IV and then go directly to the run time screen Close the Load Wizard if present Before loading or opening the procedure click Macro on the main menu and select Turn On Macro Recorder or click the 8th tool bar item cassette tape icon A note on the bottom of the display indicates that the recorder is running Proceed to load FR Training mpc To do this click Files Open Session or click the 2nd tool bar item open book icon Change the variables using any of the methods described above When all settings have been made turn the recorder off again by using the main menu or tool bar Save the macro with a distinctive easily recognizable name The example in Figure 14 is named FR Training120min mac since it changes the session time to 120 minutes Figure 14 FR Training120min mac BOX 1 SUBJ 0 EXPT 0 GROUP 0 PROGRAM FR Training Session Time Min VALUE 120 000 MAINBOX 1 BOXES 1 Once this macro is built use the macro editor to make simple changes such as replacing reward or correct lever values Review the Help file on screen or the MED PC IV Programmers Manual for more information on macros and the features offered A START command or message box followed by a START
13. ed by any of the methods described previously Once a session is started these values should not be changed to insure the integrity of the experiment 1 000 1 000 5 000 0 000 60 000 1 000 1 000 uo Array A with Labels A 0 A 1 A 2 A 3 A 4 Correct Lever Reward Reward Time Time Out Session Time Row Marker in MED Ticks 0 1 1 5 0 60 A 5 A 6 Fixed Ratio SoftCR Data Row Marker Value Array 5 1 1 Array B Raw Data Array B is used for the working variables that may change as the session runs Elements for Correct Responses Incorrect Response and Total Responses will be incremented according to animal s responses as session runs 0 35 000 25 000 10 000 Array B with Labels B 0 B 1 B 2 Row Marker Total Responses Correct Responses Incorrect Reponses 0 35 25 10 Array C SoftCR Pro Data Array C contains summary information for SoftCR Pro The value of every variable conforms to the Data Element Format described Please refer to the SoftCR Pro User s Manual for more information If the fixed ratio is left at 1 default value then reinforcement takes place every time a response on the correct lever occurs Response time values are represented in SoftCR ticks To calculate when a response has occurred in real time multiply the number by 0 01 sec since SoftCR s resolution is 10ms 0 01 sec For example value in C 1 is 759 ticks 759 multiplied by 0 01 sec yields 7 59 seconds This is when th
14. is used to assign the inputs and outputs in the interface cabinet to each logical box that will be run Data file structure file saving format and other related options are also determined by this utility Refer to the MED PC IV Programmer s Manual if unfamiliar with the process of translating and compiling an application Trans IV must be run on the file FR Training mpc or any mpc files supplied for SOF 700RA 1 before MED PC can be launched for the first time Please contact MED Associates if any of these materials are needed Before proceeding with this manual print a copy of the mpc file FR Training mpc Those lines beginning with a backslash V indicate comments that help identify key elements of the code and explain the function of each program step CHAPTER 2 Overview of the Procedure The test animal is required to respond on the specified lever on a fixed ratio schedule The ratio may be user specified The subject is rewarded when the ratio is met A time out following the reward may be implemented The session ends based on time Correct and incorrect lever presses are counted and the percent correct and incorrect are calculated at the end of the session The correct lever value should be set to 1 for left or 2 for right The default is set to left lever The reward value should be set to 1 for a pellet 2 for a dipper presentation or 3 for a drug infusion The default is set to pellet The re
15. isplay with default values for Control Variables This will show any changes made via the Configure Change Variables Window prior to START CLEAR 1 60 SET A RewardTime A RewardTime 1 SET A TimeOut A TimeOut 1 ON HouseLight LeftLight RightLight 83 1 SHOW 1 Lever Code A CorrectLev 2 Reward Type A Reward Time A RewardTime SHOW 4 Time Out A TimeOut Value A FRVal SHOW 7 SoftCR Code A SoftCR aaa aaa START 3 Reward 5 Session Length A SessionTime 6 FR gt SX Test for Correct Lever ADD L B 0 B 1 IF L gt A FRVal S3 RA CorrectLev GFR Value Met False GFR Met ADD F SET L 0 ZA Reward 54 GFalse SX R LeftLever ADD B 0 B 2 gt SX R RightLever ADD B 0 B 2 gt SX 4237 End S5 84 Time Out Interval Following Reward A TimeOut HT gt S3 4237 End S5 S5 End of Session Turn Lights Off Calculate Correct and Incorrect 0 01 OFF HouseLight LeftLight RightLight g g g g IF B 0 0 eNoCalc Calculate NoCalc S6 GCalculate SET D B 1 B 0 100 SET E B 2 B 0 100 SHOW 7 Correct D 8 Incorrect E S6 S6 Holding State at End of Session Lt gt SX REWARD CONTROL TIMER
16. o the elapsed time since the previous element In an Absolute file it is equal to the elapsed time since the beginning of the Record The elements used in Fixed Ratio are all Relative with a resolution of 0 01 seconds 10 milliseconds Control Code Components The control code component indicates whether the element is a Response Step Reinforcement Pip Pen Reset Event Pen Up or Event Pen Down element Up to 10 Event Pens 0 9 and 10 Trace Pens 0 9 may be specified in MED PC In addition Resets may be made with the Pen Up no vertical tracing or Down Additional coded information may be possible in the future Data Element Format Each data element must conform to the following format nnnnn Xyz Where nnnnn Time Component xyz Control Code Component x Datum Type y Datum Index z Don t Care Digit NOTE f there are more than three numbers past the decimal point then the array will be considered invalid and will be ignored by SoftCR Pro Allowed datum types and indices are nnnnn 1lyz nnnnn 2yz nnnnn 3yz nnnnn 4yz nnnnn 5yz nnnnn 6yz nnnnn 7yz nnnnn 8yz nnnnn 9yz Response or Step y Index 0 9 for Multi Trace Files NULL for Single Trace Files Reinforcement or Pip y Index 0 9 for Multi Trace Files NULL for Single Trace Files Rest Pen yzPen Mode where OzPen Up During Reset 1 Pen Down During Reset Unused Set Event Pen To Level 0 Down or at
17. problems are encountered during this process refer to the on screen Help menu the MED PC Programmer s Manual or contact MED Associates Inc for assistance Figure 1 Trans IV Control Panel for Translating and Compiling MedState Notation Code ng Specify Files to Translate FR Training mpc No Trans Exclude v OK X Cancel MED ASSOCIATES INC FIXED RATIO APPLICATION CHAPTER 4 Running FR Training mpc First time users may choose to use the load wizard while experienced users may prefer to go directly to the run time screen to load the FR Training application Clicking either the MED PC IV icon from the Start Programs list or the desktop shortcut brings up the MED PC Experiment Loading Wizard Welcome screen shown in Figure 2 If it is not necessary to run Load Wizard then deselect the box labeled Run this expert automatically when starting MED PC Close this screen by clicking the Close button Closing this screen immediately reveals the MED PC Run Screen shown in Figure 10 Click Next to proceed with the wizard The display shown in Figure 3 will appear Figure 2 Loading Wizard Welcome Screen Select the boxes to load and click Next Figure 3 Box Selection MED ASSOCIATES INC FIXED RATIO APPLICATION This is where the procedure to be run is selected The screen displays a list of all the currently compiled procedures Select the procedure to be run and then click Next Figure 4 Select a Proce
18. ram UM FRE CR 118191 LeverCode 1 00 Reward Type 1 00 FR Value 1 00 SoftCR Code 1 00 Reward Time 0 05 SHOWS 11 15 SHOWS 16 20 4 11 13 2008 1 08 52 PM File A Wizard for Loading Boxes If all settings are correct a Start command may be issued in one of two ways One is to select Configure Signals and the other is to click the 5th tool bar item that resembles a keyboard to reveal the window shown in Figure 11 To make additional changes to the variable values proceed to the next section Figure 11 Send Start Signals to Boxes Send Signals to Boxes Command to Issue ssue START Command Issue C Issue K Pulse Synchronize Occurence Close Hel C Simulate Response 54 o Heb Boxes Iv E Select All Deselect All Click a single box multiple boxes or Select All followed by the Issue button to start the procedure Click Close to remove the window from the screen There is no reason to select Synchronize Occurrence MED ASSOCIATES INC FIXED RATIO APPLICATION Viewing Changing Variable Values To change variables prior to issuing the Start command select Configure Change Variables or click the 4th tool bar item A X to reveal the window shown in Figure 12 If a blank table is first presented click the box number that is being used in the Display Data from Box area of the screen By clicking additional boxes in
19. ram for MED PC Version IV Constants Used in this Program Compare the configurations below with the wiring chart supplied with all system orders Edit Input and Output s if different for your system or contact MED Associates for assistance Inputs LeftLever RightLever gt NER gt Outputs Pellet Dipper WwW If both Pellet and Dipper are ordered It will be necessary to change one of these LeftLight RightLight HouseLight Pump Il o gt gt A Control Variables with Assigned Aliases as Defined Var Alias Correct Lever Left 1 Right 2 A 0 Default Left Lever Var Alias Reward Pellet 1 Dipper 2 Drug 3 Default Pellet Var Alias Reward Time sec Default 0 05 seconds Var Alias Time Out Following Reward sec Default 0 seconds Var Alias Session Length min Default 60 minutes Var Alias Fixed Ratio Value Default 1 Var Alias SoftCR Data Array Yes 1 No 0 Default Yes aaa aaa CorrectLev Reward RewardTime TimeOut SessionTime FRVal SoftCR Il DoF WNFO ist Data Variables Here B Response Counts B 0 Total Responses B 1 B 2 E Total Correct Response Count Total Incorrect Response Count 0 IRT Array and Event Pen Code for Soft Cum Recorder Correct Incorrect Total Rewards a a ann t aa a a p Il oe oe List Working Variables Here Subscript for the IRT Array C Ratio
20. sor however make sure they are always saved unformatted in case a data extraction utility such as MPC2XL is ever used The header information should be self explanatory Data File Formats are explained in detail in the MED PC IV User s Manual Sample Data File File C MED PC IV DATA FRTraining Subjecti Groupli Start Date 11 19 08 End Date 11 19 08 Subject Subject_1 Experiment Experiment_1 Group Group_1 Box 1 Start Time 11 54 17 End Time 11 55 17 MSN FR Training D 71 429 28 571 25 000 0 000 0 000 2 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 0 000 300 000 1203 000 0 000 0 000 0 000 0 000 0 000 0 000 DNHxXzdddumUlouoZgzstmuauanumuogmst rt 0 1 000 5 1 000 000 5 000 0 000 60 000 000 BRR 0 35 000 25 000 10 000 Or 0 500 759 100 0 200 656 100 0 200 5s 1581 600 0 500 735 600 0 500 753 100 105 0 200 1021 100 0 200 669 600 0 500 D RA O APPLICA ON AllU At by ION Breakdown of Sample File Working Variables The following simple variables are shown immediately following the header information D 71 429 Percent Correct Lever Presses E 28 571 Percent Incorrect Lever Presses F 25 000 Total Rewards G 0 000 Not Used H 0 000 Not Used nl 72 000 Subscript for the IRT Array C indicates number of elements in C array J 0 000 Not Used K 0 000 Not Used dis 0 000 Ratio Count M 0 000 Not Used N 0 000 Not Used O
21. the Additional Boxes to Update section changes made to a single box are automatically loaded on all of the boxes selected Figure 12 Change Variables Screen Displaying Variables from Box 1 A Array C Array DS E XO i Named Vars F H E J Mars 0 000 0 000 0 000 0 000 6 000 000 0 000 Heiresn 000 000 Issue 0 000 oco 000 Close Wm Help Display Data from Box Additional Boxes to Update D from Box 1 0 000 Select All Deselect All The value of any simple variable or data element may be viewed from this screen Click an array on the table and each element in that array can be viewed To change a value simply highlight and replace the value in the lower right hand box or use the up down arrows to increment by 1 For the change to take effect click Issue Click Named Variables to produce the display shown in Figure 13 Edit these variables to best suit the experiment Figure 13 Named Variables Display Displaying Named Variables from Box 1 Correct Lever Left 1 Right 2 Reward Pelletz1 Dipper 2 Drug 3 1 000 Reward Time sec 0 050 Yars Time Out Following Reward sec 0 000 Refresh Session Length min 60 000 Fixed Ratio Value 1 000 SoftCR Data Array Yes 1 No 0 1 000 Close Help Display Data from Box Additional Boxes to Update c NN Select All Deselect All Macros To create a macro commands will be entered manually and then th
22. the researcher to alter the parameters by which a procedure executes Any of the variables may be changed on this form Simply highlight the value to change and then enter the desired value The Send Start Command Screen appears next Figure 7 Alter Session Parameters Screen Correct Lever Left 1 Right 2 Reward Pellet 1 Dipper 2 Drug 3 Reward Time sec Time Out Following Reward sec Session Length min Fixed Ratio Value SoftCR Data Array Yes 1 No 0 MED ASSOCIATES INC FIXED RATIO APPLICATION In this example only 1 box is described in the Hardware Configuration so Figure 8 will appear next If more than 1 box is in the Hardware Configuration then Figure 9 will appear In both cases the screens are where the researcher decides to either load more boxes send a start signal to boxes that are already loaded or enter the MED PC IV run time environment without sending a start signal by selecting am finished with the wizard This option results in the screen shown in Figure 10 Figure 8 Send Start Command Screen for Single Box Configuration Figure 9 Send Start Command Screen for Multiple Box Configuration MED ASSOCIATES INC FIXED RATIO APPLICATION Figure 10 MED PC IV Runtime Screen MED PC IV x Fie Configure View Macros Help alee ax i amp amp J col Bi i e Subiect Load Experiment Group Prog
23. w Data File ssssssssssem mmm 16 Sample Data Flle aed rette ete ente dae ea E eas rales 16 Breakdown of Sample File ii covets Rr eate der reni RpR E ERR a E RRED ose 17 au ER aa 20 USING a do 20 Time Components 12 erre daa eiae der ka beled tales 20 Control Code Components i et ed sep ER E RUE ERR eh ves ORA 20 Data Element Format conuat Tua tuna bti xe tup KR xx RR ode Ded Dua dE 20 Example of SOTECR PF eet eene rte enhn neret nn i ik nts kae Bg ei e ud 22 MED ASSOCIATES INC FIXED RATIO APPLICATION CHAPTER 1 Introduction The latest version of MED PC IV and applications such as the Fixed Ratio Application make it easier than ever to run recognized experiment protocols without first developing a MedState Notation program Of course this approach does not preclude modifying the supplied code to meet changes in the research requirements This manual covers running the standard protocol then provides some examples of editing and modifying of the code and finally it identifies in detail the elements in the raw data file produced by this application In addition to this manual please refer to the MED PC IV User s Manual for the installation of the MED Associates interface drivers the MED PC IV Software and the Delphi Compiler and for instructions on hardware configuration Hardware Configuration is a software utility that comes with MED PC and
24. ward time specifies how long in seconds to activate the reward Pellet dispensers only need a 0 05 second pulse to activate A dipper presentation or drug infusion may be set to longer times as required If desired a time out in seconds following the reward may be implemented If it is not wanted set the time to zero seconds Lever presses made during the time out are not counted The default session time is 60 minutes This value is set in minutes By default the lever presses and rewards are recorded in the C array for later viewing in Med Associates Soft Cumulative Recorder SoftCR Pro Correct lever presses are recorded as steps rewards as pips and incorrect lever presses as event pens Modifications to the program will be discussed in greater detail later in this manual MED ASSOCIATES INC FIXED RATIO APPLICATION CHAPTER 3 Translating FR Training mpc Translating MedState Notation procedures is covered in detail in the MED PC IV Programmers Manual Be sure that a copy of the file FR Training mpc or whichever file is going to be translated is present in the directory C MED PC IV MPC Open Trans IV and then select Translation Translate and Compile to produce the screen shown in Figure 1 Click OK to start the translator It should automatically parse the MedState Notation and then drop to a DOS screen to compile the Pascal code Depending on the speed of the computer each of these steps may not be visible If any
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