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Содержание VT103 LSI-11

Страница 1: ...LSl 11 VIDEO TERMINAL USER S GUIDE...

Страница 2: ...EK VT103 UG 001 VT103 LSl 11 VIDEO TERMINAL USER 1 S GUIDE digital equipment corporation marlboro massachusetts...

Страница 3: ...ithout notice Digital Equipment Corporation assumes no responsibility for any errors which may appear in this manual Printed in U S A This document was set on DIGITAL s DECset 8000 com puterized types...

Страница 4: ...sage 15 Saving the Set Up Features 16 Recalling Set Up Features 16 Resetting the Terminal 16 DEFINITION OF EACH SET UP FEATURE 17 POWER UP SEQUENCE 21 OPERATOR EQUIPMENT CARE 22 SELF TESTING THE VT103...

Страница 5: ...e Slot Assignments Priority and Configuration Considerations 70 Configuring LSl 11 Backplane Systems 70 TYPICAL LSl 11 CONFIGURATIONS 71 TU58 TAPE DRIVE GENERAL INFORMATION 73 Tape Cartridge Storage a...

Страница 6: ...n 66 VT103 Backplane Assembly 67 VT103 With Top and Bottom Covers Removed 68 VT103 Backplane Module Utilization 71 Example 1 Configuring the LSl 11 Bus 72 Example 2 Configuring the LSl 11 Bus 72 VT103...

Страница 7: ...I Mode Auxiliary Keypad Codes 36 Control Characters Received 37 Terminal Report Parameters 46 DIGITAL Private Modes 52 Other ANSI Modes 53 VT52 Mode Control Functions 58 TU58 Controller Module Pin Ass...

Страница 8: ...rage of data and or for program loading Each TU58 cartridge provides 256K bytes of storage for data or programs The VT103 is available in the following models Model VT103 AA VT103 BA Description Video...

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Страница 10: ...tachable keyboard that operates much like a typewriter This chapter defines the operation of the keyboard Chapter 1 is divided into the following sections 1 Introduction 2 Controls and indicators 3 Se...

Страница 11: ...ON OFF switch and a POWER voltage SELECTOR switch The POWER ON OFF switch applies ac power to the terminal as follows Switch Position Up Down AC Power On Off The POWER SELECTOR switch is used to conf...

Страница 12: ...ndard alphanumeric keys Special function keys Set up mode keys The keyboard has keys that transmit codes and other keys which modify the codes transmitted CTRL and SHIFT modify the codes transmitted b...

Страница 13: ...on the keyboard Each of these keys provides a unique operation to the terminal The function of these keys is dependent on the system software and may or may not have meaning to your system When in ke...

Страница 14: ...e RETURN key for rapid data entry on the numeric keypad When in keypad application mode a control function is generated that may have a special meaning to the application program pJ Key This key trans...

Страница 15: ...erminal in set up mode The shaded keys are used to position the cursor while in this mode The paragraph that follows briefly describes the function of each key Refer to Paragraph 1 3 for more details...

Страница 16: ...e details I Key TRANSMIT SPEED Set up B This key steps the terminal through the transmit baud rate settings in ascending order The display indicates the current transmit baud rate T SPEED setting If t...

Страница 17: ...aragraphs that follow 0 N LINE Indicator This indicator lights to show that the terminal is on line and ready to transmit or receive messages LOCAL Indicator This indicator lights to show that the ter...

Страница 18: ...rminal sounds the long tone several times in rapid succession to indicate that the terminal s memory is having difficulty in reading or writing the set up features When this occurs check the set up fe...

Страница 19: ...fea tures must be obtained from the host computer programmer operator or system manager since there are many combinations of settings designed to work with particular computers and special software T...

Страница 20: ...ain keyboard or the appropriate dedicated key Each time the key is pressed the feature will change generally to the opposite state Table 1 2 summarizes the set up features the set up mode you must be...

Страница 21: ...ch tab stop is shown by a T placed above the ruler If the tab stops present are those desired no action is necessary To exit set up A press the SET UP key Setting a Tab Stop To set a tab stop position...

Страница 22: ...the current state of this feature The line is not longer in 132 character mode however the characters are more compressed NOTE The screen contents are lost when toggling be tween 80 and 132 characters...

Страница 23: ...EW LINE o OFF l_1 ON INTERLACE 0 OFF 1 ON MR 3524 OPTIONAL FLAGS DISPLAYED WHEN STP MODULE IS INSTALLED SEE REPORT TERMINAL PARAMETERS DECREPTPARM 4 5 f I l I J T SPEED C 1 R SPEEDr J AUTO XON XOFF fo...

Страница 24: ...serial interface To exit set up 8 press the SET UP key 1 3 5 Setting the Answerback Message An answerback message can be typed into the terminal using the following steps 1 Place the terminal in set u...

Страница 25: ...dify these settings 1 3 7 Recalling Set Up Features The temporarily stored set up feature settings may differ from the settings that are stored on a fixed basis To return to the fixed settings perform...

Страница 26: ...affecting the screen or requiring operator action The answerback message may also be transmitted by typing CTRL BREAK this does not occur in local operation See Paragraph 1 3 5 for setting this featu...

Страница 27: ...uipped with the advanced video option In the 132 character per line mode the displayed lines are physically the same width as in the BO character per line mode but the characters are more compact NOTE...

Страница 28: ...rpreted as a carriage return and line feed When the new line feature is disabled the RETURN key generates only the CR code an LF code causes the terminal to perform a line feed only NOTE The applicati...

Страница 29: ...ackground in the reverse screen mode the display contains dark characters on a light background SCREEN BRIGHTNESS Set up A or B The VT103 electronically controls the brightness of characters displayed...

Страница 30: ...erence between the two character sets is one character the or symbol When the standard U S character set is selected the uppercase 3 key on the main keyboard displays the character The character is di...

Страница 31: ...tape cartridge and drive wear and to eliminate read write errors due to oxide buildup Refer to Chapter 4 for TU 58 information 1 7 SELF TESTING THE VT103 A self test program is built into the VT103 to...

Страница 32: ...performed on power up they must be invoked separately with the proper control function ee Chapter 2 for pro gramming information on these tests Table 1 3 shows the possible nonfatal error characters...

Страница 33: ...c power cord is not plugged into the terminal Plug in cord The ac line fuse is blown Turn the terminal off and replace the fuse See Figure 1 2 for location Keyboard cable is not plugged into the monit...

Страница 34: ...g difficulty reading or writing the set up featues in the nonvolatile memory Check the feature settings and perform the save operation Perform the self test operation Incorrectly formatted tape wrong...

Страница 35: ...8 K TUC01 Notes Hardcopy Hardcopy Microfiche Hardcopy Available in hardcopy or microfiche Hardcopy Hardcopy Hardcopy Purchase orders correspondence and invoicing inquiries concerning DIGITAL hardware...

Страница 36: ...dway New York NY 10018 EIA standards RS 170 RS 232 C RS 422 and RS 423 may be obtained by writ ing to Electronic Industry Association EIA Engineering Department 2001 Eye Street N W Washington DC 20006...

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Страница 38: ...on protocol followed by the terminal and the actions and reactions of the terminal to control codes and control functions in both ANSI and VT52 modes of operation 2 2 THE KEYBOARD The VT103 uses a key...

Страница 39: ...y itself alter the terminal configuration The procedures to change the set up features are provid d in Chapter 1 of this manual Those set up features which may be modified by the host are listed in Ta...

Страница 40: ...ercase alphabetic characters The codes required to print these are listed in Table 2 2 The VT103 transmits the lowercase code until either SH IFT key or the CAPS LOCK key is pressed The CAPS LOCK key...

Страница 41: ...SCROLL Key The NO SCROLL key generates a single XOFF code to inhibit scrolling and freezes the screen When pressed again the same key generates XON If the software recognizes XOFF the host stops tran...

Страница 42: ...nd BREAK keys typed together cause the transmission of the answer back message NOTE The BREAK key does not function when the termi nal is in local mode 2 2 9 CTRL Control Key The CTRL key is used with...

Страница 43: ...crease the screen brightness Cursor Control Key Codes VT52 ANSI Mode and Cursor ANSI Mode and Cursor Mode Key Mode Reset Key Mode Set ESCA ESC A ESCO A ESC B ESC B ESCO B ESCC ESC C ESCOC ESC D ESC D...

Страница 44: ...T v 1 Bottom T w T Top T x I Vertical bar y Less than or equal to z Greater than or equal to 7r Pi Not equal to UK pound sign Centered dot bullet Codes 1529 1 569 1619 and 1649 1709 are used to draw...

Страница 45: ...e not affected by pressing the SHI FT CAPS LOCK or CONTROL keys NOTE In ANSI mode if the codes are echoed back to the terminal or if the terminal is in local mode the last character of the sequence is...

Страница 46: ...shown in Table 2 10 All other control codes cause no action to be taken Table 2 10 Control Characters Received Control Character NUL INIT ENO BEL BS HT LF VP FF CR so SI Octal Code 000 004 005 007 010...

Страница 47: ...ne begins 2 If the character CAN 030a or the character SUB 032a occurs the current control function stops The ability to imbed control characters within sequences allows the synchro nization character...

Страница 48: ...ng of characters that affects the recording processing transmission or representation of data Control func tions in the VT103 are classified in three ways as follows 1 Control character A control char...

Страница 49: ...Sequence 033 133 077 063 150 All of the following control functions are transmitted from the host computer to the terminal unless otherwise noted All of the control functions are a subset of those sp...

Страница 50: ...sor stops at the bottom margin Editor Function CU F Cursor Forward Host to Terminal and Terminal to Host ESC Pn C default value 1 The CU F control sequence moves the active position to the right The d...

Страница 51: ...ontrol sequence with numeric parameters as follows 0 ption Present No options Processor option STP Advanced video option AVO AVO and STP Graphic option GPO GPO and STP GPO and AVO GPO STP and AVO DECA...

Страница 52: ...d application functions DECCOLM Column Mode This parameter is applicable to set mode SM and reset mode RM control se quences The reset state causes a maximum of 80 columns on the screen The set state...

Страница 53: ...copy option is installed DECIO Identify Terminal ESC Z This function causes the same response as the ANSI device attributes DA com mand The DA function is preferred over the DECIO function for new so...

Страница 54: ...ide the margins with a cursor position CUP command or a horizontal and vertical position HVP command The set state causes the origin to be at the upper left character position within the margins Line...

Страница 55: ...y only re port in response to a request This message is a report DECREPTPARM This message is a report and the terminal is only re porting on request No parity set Parity is set and odd Parity is set a...

Страница 56: ...x lines per second DECSCNM Screen Mode This parameter is applicable to set mode SM and reset mode RM control se quences The reset state causes the screen to be black with white characters The set stat...

Страница 57: ...tor required 8 default value 0 This control sequence requests and reports the general status of the terminal ac cording to the following parameter s Parameter 0 3 5 6 Parameter Meaning Response from t...

Страница 58: ...e active position Format Effector HVP Horizontal and Vertical Position ESC Pn Pn f default value 1 Move the active position as specified by the parameters This control sequence has two parameter value...

Страница 59: ...es the active position to move to the first position on the next line downward If the active position is at the bottom margin a scroll up is performed Format Effector RI Reverse Index ESC M Move the a...

Страница 60: ...graphics means that the graphic characters for the codes 137a to 176a are replaced with other characters The specified character set is used until another SCS is received SGR Select Graphic Rendition...

Страница 61: ...es that may be changed with set mode SM and reset mode RM control sequences 2 4 2 1 ANSI Specified Modes Parameter 0 20 Mode Mnemonic LNM Mode Function Error ignored Line feed new line mode 2 4 2 2 DI...

Страница 62: ...unit Reset SATM Selected area transfer NA SRTM Status reporting transfer Reset TSM Tabulation stop Reset TTM Transfer termination NA VEM Vertical editing NA 2 4 3 ANSI Control Function Summary The fo...

Страница 63: ...acter sets are designated as follows Character Set GO Designator G1 Designator United Kingdom UK ESC A ESC A U S ASCII ESC B ESC B Special graphics characters ESC 0 ESC 0 and line drawing set Alternat...

Страница 64: ...feed new line New line Cursor key mode Application ANSl VT52 mode ANSI Column mode 132 Col Scrolling mode Smooth Screen mode Reverse Origin mode Relative Wraparound On Auto repeat On Interlace On Grap...

Страница 65: ...meaning Ps Meaning 0 No options 1 Processor option STP 2 Advanced video option AVO 3 AVO and STP 4 Graphic Waveform Generator Option GPO 5 GPO and STP 6 GPO and AVO 7 GPO STP and AVO The identify rep...

Страница 66: ...k test EIA modem control test Repeat selected test s indefinitely until failure or power off 2 4 4 VT52 Mode Control Functions Value 2 Loop back connector required 4 Loop back connector required 8 The...

Страница 67: ...mbers for the direct cursor address are single character codes with octal values of the desired number plus 379 Line and column numbers start at 1 2 Response to ESC Z is ESC I Z 3 Ignored if graphics...

Страница 68: ...the VT52 Exit Special Graphic Character Mode ESC G This function returns the terminal to the standard ASCII character set Cursor to Home ESCH Move the cursor to the home position Reverse Line Feed ESC...

Страница 69: ...e ASCII codes for the functions or characters engraved on the key Enter ANSI Mode ESC Entering this mode allows the terminal to recognize ANSI compatible control func tions Refer to Paragraph 2 4 1 Th...

Страница 70: ...termine if the buffer will overflow use the following formulas No of characters to overflow 32 3 X receive speed transmit speed Time to respond to XOFF No of characters to overflow X bits per charac t...

Страница 71: ...n an invoked function has detected an error The XOFF XON synchronization scheme has an advantage over requiring the host to insert delays or filler characters in its data stream Requiring a minimum of...

Страница 72: ...terminal 2 While the terminal is printing the listing press CTRL S The listing should stop 3 Press CTRL Q The listing should resume NOTE Perform this test any time you suspect the terminal is losing d...

Страница 73: ......

Страница 74: ...ystem can be configured using the VT103 By selecting an LSl 11 processor module memory module a serial line interface 1 0 devices and interconnection hardware you can build a system to meet your appli...

Страница 75: ...S VT103 TERMINAL Figure 3 1 Typical LSl 11 System Configuration Other components on the backplane include the following 1 A 22 pin AMP connector for the terminal controller module 2 3 An 18 pin AMP co...

Страница 76: ...fl 5V BATTERY BACKUP GND 12 v W4 W3 W2 W1 J1 EDGE CONNECTOR FOR POWER HARNESS VT103 LSl 11 SUPPORT HARDWARE 67 D c 0 0 0 0 OClO B OCJO W1 0 A W5 MA 2991 Figure 3 2 VT103 Backplane Assembly...

Страница 77: ...shown in Figure 3 3 See Chapter 5 This module intercepts the communications path between the terminal controller module and the EIA connector at the rear of the terminal The STP module has two 10 pin...

Страница 78: ...2 v 5 0A 1 0A 0 6A 0 0 6 A 1 0 A spike on tape 12 v 0 5A startup 23 v 0 01 A The power supply is switch selectable on the rear of the terminal to either 90 130 V rms or 180 250 V rms at a line frequen...

Страница 79: ...figuration Considerations Since the LSl 11 bus is used by the processor and all 110 devices the priority of each is determined by the hardware structure of the backplane assembly When more than one de...

Страница 80: ...ch LSl 11 module The power consumption de load and ac load of each option to be installed in the backplane can be found in the Memories and Peripherals handbook The ac loading of the VT103 backplane i...

Страница 81: ...Peripherals handbook to de termine the modules that meet your application A1 POWER HARNESS CONNECTOR A22 o 22TERMINAL CONTROLLER1 o W1 r T lo 1 1 8 1 0 1 i W4 LSl 11 PROCESSOR MSV11 DD MEMORY _l DLV1...

Страница 82: ...o tracks which hold 256 blocks of data NOTE The TU58 programming message packets are de fined in Appendix A TU45 K cartridges are preformatted The VT103 cannot format these tapes but the preformatted...

Страница 83: ...N System and program tapes should always be copied to ensure against data loss if a tape cartridge should malfunction 4 1 2 Write Protect Tab Each cartridge has a movable write protect tab This tab ma...

Страница 84: ...le reinstallation on the tape cartridge To reinstall the write protect tab 1 Place the tab into the tab slot over the write protect position 2 Press down firmly until the tab clicks into place 4 1 3 T...

Страница 85: ...sibility of tape damage and data errors 1 Clean the tape drive head shown in Figure 4 4 using a cotton tipped wooden applicator moistened with head cleaning fluid DEC part num ber TUC01 2 Clean the en...

Страница 86: ...The TU 58 controller module offers a choice of Electronic Industry Association EIA standards RS 422 balanced signals or RS 423 unbalanced signals The TU58 is factory configured for RS 423 this is comp...

Страница 87: ...423 Common Ground Transmit Line Transmit Line RS 422 Driver RS 422 Driver Receiver Series Resistor Jump for RS 422 Serial Interface Connector J2 1 Auxiliary B J2 2 Ground J2 3 Receive Line J2 4 Recei...

Страница 88: ...9 423 18 20 UJ 600 1200 2400 4800 9600 19 2K 38 4K RCV CLK XMIT CLK AUX A AUXB WW 13 422 21 19 22 20 23 24 WW WW Ln a 24 17 t D N a a a a 1 i Ln N u N UJ N UJ D D Ln N N N u 0 0 Figure 4 5 TU58 Contro...

Страница 89: ...prewired for RS 423 To change this selection connect the pins indicated EIA Standard RS 422 RS 423 Connections pin 21 to pin 19 pin 22 to pin 20 and pin 23 to pin 24 pin 17 to pin 19 and pin 18 to pin...

Страница 90: ...acking the unit 5 2 SITE CONSIDERATIONS The VT103 consists of a video monitor and detachable keyboard that may be placed on a desk or table top The dimensions of the VT103 are shown in Figure 5 1 Spec...

Страница 91: ...CM 9 5 8 IN __j 30 5 CM 12 IN 36 2 CM 14 1 4 IN ____________ 51 4 CM 20 1 4 IN 41 3 CM 16 1 4 IN 45 7CM 18 I N MEASUREMENT TAKEN WITH THE KEYBOARD PLACED FLUSH TO FRONT OF TERMINAL UN DER UNDERCUT Fig...

Страница 92: ...irewrap pins are shown in Figure 5 3 I installed R removed Jumper Designation W1 W2 W5 W3 W4 Jumper State R R Function Implemented Factory configured do not change Factory configured do not change If...

Страница 93: ...TIONS STP MODULE TERMINAL CONTROLLER MODULE EIA COMMUNICATIONS CONNECTOR Figure 5 3 VT103 Backplane J2 SERIAL LINE INTERFACE er 0 CJ u z 0 0 er j a a 0 U5 I LO 00 z z 0 0 j j a a 0 0 9 _ I GRAPHICS CO...

Страница 94: ...erfaces such as a DLV11 J 4 channel serial line interface or an MXV11 A mul tipurpose memory and serial in out module One connector is a 40 pin Berg connector for installing a cable to serial line uni...

Страница 95: ...I STANDARD I TERMINAL PORT STP L KYB Figure 5 4 Standard Terminal Port STP Installation I J4 J8 J9 I I LEGEND 1 INSERT STP MODULE IN J3 ON TERMINAL CONTROLLER MODULE 2 CONNECT 10 CONDUCTOR CABLE TO J...

Страница 96: ...nect the communications cable from the second unit to the EIA connector on the rear of the terminal OPTIONAL If you have a second serial line unit synchronous or asynchronous with a 40 pin connector c...

Страница 97: ...NNECTOR TERMINAL CONTROLLER MODULE 1ST CONSOLE 2ND SERIAL INTERFACE WITH 10 PIN CONNECTOR 10 PIN CONNECTOR TO EXTERNAL COMMUNICATIONS DEVICE EIA COMMUNICATIONS CONNECTOR MR 3417 Figure 5 5 Connecting...

Страница 98: ...EIA TO EXTERNAL COMMUNICATIONS DEVICE OR MODEM COMMUN CATIONS CONNECTOR Figure 5 6 Connecting a Second Serial Interface on the STP Module Using the 40 Pin Connector 40 PIN CONNECTOR PLUG CABLE IN REVE...

Страница 99: ...removed from the terminal controller module ensure that the pins in the STP connector come together to reconnect all communications lines CAUTION If you install any options other than those built by D...

Страница 100: ...INSTALLATION INTERFACE INFORMATION AND SPECIFICATIONS 91 MR 3416 Figure 5 7 Module Support Guide Installation...

Страница 101: ...r 1 13 Once the installation procedure is complete record the set up features selected on the set up label and attach the label to the underside of the keyboard 5 4 INTERFACE INFORMATION EIA Interface...

Страница 102: ...Speed select same as pin 11 Data terminal ready not used Ring indicator Speed select same as pin 11 not used not used Signal Without STP Module Asserted Ignored by TCU Ignored by TCU Ignored by TCU A...

Страница 103: ...video output 5 5 1 Composite Video Output J9 The composite video output provides RS 170 like output see note generated by combining the video signal with a composite sync signal This output contains a...

Страница 104: ...ND THE ODD FIELD IS NOT USED IN INTERLACED OPERATION THE EVEN FIELD ALTERNATES WITH THE ODD FIELD BRIGHT 1 oov NORMAL 79 v DIM 64V BLACK 29 V ____ _ f u u I ____n n_ SYNC O OV FRONT PORCH 1 54 s 50 ns...

Страница 105: ...rating Temperature 5 to 40 C 41 to 104 F Relative humidity 10 to 90 Maximum wet bulb 28 C 82 F Minimum dew point 2 C 36 F Altitude 2 4 km 8 000 ft Temperature 40 to 66 C 40 to 151 F Relative humidity...

Страница 106: ...23 Vdc at 0 01 A Convection cooled Power OK signals BPOK and BDCOK and line time clock signal to backplane 305 mm 12 in diagonal measure P4 phosphor 24 lines X 80 characters or 14 lines X 132 char ac...

Страница 107: ...are user programmable Key Click sounds when keys are typed Bell sounds upon receipt of BEL code and sounds eight characters from right margin Multiple Bell sounds upon detection of error in set up sa...

Страница 108: ...ethod Tape Media Specifications Cartridge Capacity per Cartridge Track Format Environmental Non Operating Cartridge Life 945 fr cm 2400 frpi Ratio encoding DECtape II cartridge Part Number TU58 K with...

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Страница 110: ...display are added to the VT103 by providing additional display memory The screen can now display a to tal of 24 lines in either 80 or 132 column format Additional character attributes the VT103 is no...

Страница 111: ...present 8 Remove the terminal controller board from the leftmost slot in the backplane Gently but firmly pull the board straight out 9 Place the terminal controller board on a flat surface with the co...

Страница 112: ...oller board Gently but firmly mount the advanced video board onto the terminal controller board 12 Reinstall the terminal controller board into the leftmost slot J 1 in the backplane J6 COMPONENT SIDE...

Страница 113: ...UP should be underlined and the ruler should contain alternating normal and reverse video fields 3 Place the terminal in the 132 column mode and then in the local mode 4 Exit SET UP and type the foll...

Страница 114: ...m 25 ft 30 5 m 100 ft variable 3 m 10 ft 7 6 m 25 ft 0 3 m 1 ft Connectors Two 10 pin connectors Two RS 232 female Cinch connectors RS 232 male Cinch connector to female Cinch connector Two 40 pin Be...

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Страница 116: ...ividual byte There are three general categories of message packets command packets data packets and single byte command packets A command packet identifies the type of transaction to be performed Ther...

Страница 117: ...ucture of the command message packet Each byte is discussed in the following paragraphs Table A 1 Command Message Packet Structure Byte No Byte Name 0 Flag Message byte count 2 Instruction op code 3 I...

Страница 118: ...med by the tape drive controller are listed in Table A 2 Table A 2 Instruction Set Octal Code Op Code Instruction 000 0 NOP 001 INIT 002 2 READ 003 3 WRITE 004 4 Reserved 005 5 POSITION 006 6 Reserved...

Страница 119: ...es 12 and 13 The last two bytes of the command message packet contain a 16 bit checksum used in detecting bit errors in the reception of the message packet The checksum is formed by summing successive...

Страница 120: ...n that was performed The instruc tion for an end packet is 1OOa The TU 58 transmits the end packet Success Code Byte 3 The success code byte is transmitted by the tape drive controller to the processo...

Страница 121: ...d by the tape drive Tape motion has stopped due to a tape drive logic problem or a bad tape cartridge The tape drive data block cannot be found Con troller is unable to locate the data block specified...

Страница 122: ...or data transfers larger than 128 bytes the transaction is broken up into multiple data packets and is sent 128 bytes at a time During a read instruction the tape drive controller does not wait for a...

Страница 123: ...DATA 128 BYTES DATA 128 BYTES DATA 128 BYTES DATA 108 BYTES CONTINUE TAPE POSITIONS AND WRITES DATA CONTINUE TAPE POSITIONS AND WRITES DATA CONTINUE TAPE POSITIONS AND WRITES DATA CONTINUE TAPE POSITI...

Страница 124: ...28 bytes may be written into this space for one data message Checksum Bytes M 2 and M 3 The last two bytes of the data message packet are a 16 bit checksum used in detecting bit errors in the receptio...

Страница 125: ...e CONTINUE This control command is used by the TU58 to control the flow of data thus it averts buffer overflows and the possibility of data loss This command is used as follows 1 After a message is se...

Страница 126: ...struction op code 3 000 Instruction modifier 4 OOX Unit number 5 000 not used 6 000 not used 7 000 not used 8 000 Byte count L no data involved 9 000 Byte count H 10 000 Block number L no tape positio...

Страница 127: ...f failure without filling up the data count An end packet can be recognized by the processor by the flag byte byte 0 containing a command flag byte octal 002 instead of a data flag octal 001 READ WITH...

Страница 128: ...modifier to the POSITION instruction NOTE Op Code 6 is reserved for future use DIAGNOSE Op Code 7 The DIAGNOSE command causes the tape drive controller to run its internal diag nostic program Upon co...

Страница 129: ...a tape cartridge to prevent data loss due to cartridge malfunction 4 File structured data should be organized with the use of a file directory contained in_the first few data blocks of the tape cartr...

Страница 130: ...he term control refers to a control function that includes a control character an escape sequence a control sequence or control string Control Character A single character whose occurrence in a partic...

Страница 131: ...rol character that provides supplementary char acters code extension Escape Sequence A string of characters that begins with ESC 033 octal and ends with the first occurrence of a final character 060 1...

Страница 132: ...103 are in accordance with ANSI standard X3 41 1974 and DEC STD 138 which define control function terminology 8 2 1 Control Sequence Notation A control sequence is defined by the notation ESC IPn Pn P...

Страница 133: ...8 bits NOTE The occurrence of control characters Os to 37s within a control or escape sequence is technically an error condition Recovery is possible by execu ting the function specified by the contr...

Страница 134: ...50 h 011 HT 051 111 151 012 LF 052 112 j 152 j 013 VT 053 113 K 153 k 014 FF 054 114 L 154 I 015 CR 055 115 M 155 m 016 so 056 116 N 156 n 017 SI 057 I 117 0 157 0 020 DLE 060 0 120 p 160 p 021 DC1 06...

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Страница 136: ...ackward left ESC Pn D Direct cursor addressing ESC Pl Pc Ht or ESC Pl Pc tt Index ESC D New line ESC E Reverse index ESC M Save cursor and attributes ESC 7 Restore cursor and attributes ESC 8 Line Siz...

Страница 137: ...cursor to end of screen From beginning of screen to cursor Entire screen Programmable LEDs ESC Ps Ps Ps q ESC ESC ESC ESC ESC ESC K or ESC 0 K 1 K 2 K J or ESC 0 J 1 J 2 J Ps are selective parameters...

Страница 138: ...peat Interlace Keypad mode Reports Cursor Position Report Invoked by Response is Status Report To Set Mode New line Application ANSI 132 Col Smooth Reverse Relative On On On Application ESC 6 n ESC Pl...

Страница 139: ...ed Response is the same Reset Reset causes the power up reset routine to be executed ESC c Confidence Tests Fill screen with Es Invoke test s ESC 8 ESC 2 Ps y Ps is the parameter indicating the test t...

Страница 140: ...f screen Erase to end of Iine Direct cursor address Identify Enter alternate keypad mode ESC Exit alternate keypad mode Enter ANSI mode NOTES ESC A ESC B ESC c ESC D ESC F ESC G ESC H ESC I ESC J ESC...

Страница 141: ......

Страница 142: ...Audible indicators 9 18 19 25 Auto new line See Line feed New line feed Auto repeat 10 11 30 34 42 52 55 Autowrap See Wraparound Auxiliary keypad 4 25 Backplane assembly 65 configuration 66 67 70 72 s...

Страница 143: ...4 43 52 55 movement 41 42 54 127 position report 40 56 129 restore 45 save 47 selection 10 11 18 30 CTRL key 5 17 33 DC bus loading See Bus Default value 29 Device attributes 42 Double height characte...

Страница 144: ...ine time clock LTC 69 83 Losing data 25 LSl 11 bus See Bus LSl 11 hot line 27 Margins 47 Margin bell 9 10 11 19 30 Modes 55 129 Module support guide 90 91 New line mode See Line feed New line mode Non...

Страница 145: ...up 8 14 Specifications 96 99 Standard terminal port STP 7 15 18 20 21 68 85 89 92 93 Status report 56 129 STP module installation 68 85 89 Tab stops operator 12 programming 57 129 Tape cartridge care...

Страница 146: ...you found in the manual Does this manual satisfy the need you think it was intended to satisfy ______________ Does it satisfy your needs Why D Please send me the current copy of the Technical Documen...

Страница 147: ...S REPLY MAIL FIRST CLASS PERMIT NO 33 MAYNARD MA POSTAGE WILL BE PAID BY ADDRESSEE Digital Equipment Corporation Educational Services Development and Publishing 200 Forest Street MR1 2 T17 Marlboro MA...

Страница 148: ...mnmnomo VT 103 SYSTEM CONFIGURATION GUIDE CUSTOMER NAME SERIAL NUMBER _ _ __...

Страница 149: ...d row assignments of the VT103 backplane Slot 1 rows A and B has the highest priority and is reserved for the LSl 11 processor you select The option number indicates the daisy chain bus grant wiring s...

Страница 150: ...0 1 15 40 1Q OVOZA OVOZB OVOZC OVOZO OVITA IBV11 A M7954 1 8 1 0 8 10 OVIBA OVIBB KPV11 A M8016 1 6 1 0 56 10 OVKPA KPV11 B M8016 YB 1 6 1 0 56 10 OVKPA KWV11 A M7952 3 4 1 0 1 8 01 1Q CVKWAC LPV11 M...

Страница 151: ...ply Option Module Loading Loading Size MAINDEC Diagnostic ac de s 12 MONITOR 30 16080 2 0 1 0 BASIC VIDEO 54 13009 2 5 0 6 BACKPLANE 54 14008 4 5 TOTALS BUS POWER MAX OUTPUT 20 20 16 0 5 0 IMPORTANT T...

Страница 152: ...7 37 10 OZKMA MSV11 00 M8044 0A 2 0 1 0 1 7 37 10 OZKMA Multifunction MXV11 AA M8047 AA 2 0 2 0 1 2 10 1D OVMXA MXV11 AC M8047 BA 2 0 2 0 1 2 10 tO CVMXAA Processor Options KEF11 AA FP 11 Instruction...

Страница 153: ...PTION 2 L L T OPTION 3 L T T OPTION 6 L T T OPIIO 7 c Figure 1 Typical Module Placement A1 POWER HARNESS CONNECTOR A22 o 22TERMINAL CONTROLLER1 o W1 I 0 8 1 I 0 I i w4 I I L _1_ T T 1 L A B 12 v 5 v B...

Страница 154: ......

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Digital Equipment VT103 LSI-11, Руководство пользователя

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