Page 1: ...SANDERS 620 I STAND ALONE DATA DISPLAY SYSTEM MANUAL...
Page 2: ...prepared to meet your total system needs for stand alone terminals a cluster of terminals or both in a local or nationwide network of instant computer communications IfiiY WAREHOUSE lW SALES OFFICE E...
Page 3: ...H 03060 T M Sanders Associates Inc THII DOCUMENT CONTAINI PROPRIETARY INFORMATION OF IANDERI AIIOCIATEI IHC AHD II TO BE UIED ONLY FOR THE PURPOIE FOR WHICH IT HAl BEEN IUPPLIED THII DOCUMENT II NOT T...
Page 4: ...ng considerations for the 620 with IBM System 360 The information is to be regarded as proprietary and is to be used only for the purpose for which it has been supplied This document is not to be dupl...
Page 5: ...ry Access Section Memory Section Display Power Supply Keyboard System Operation Input Output Operation General Synchronous Operation Asynchronous Operation Communication Sequences Non Response Mode Re...
Page 6: ...ts per second or less OS BTAM Remote Connection OS QTAM Remote Connection DOS BTAM Remote Connection DOS QTAM Remote Gonnection Device Dependent Module DDM Description Detailed Message Structures Remo...
Page 7: ...QTAM Remote Connection Caution Special DOS System Generation Considerations BTAM and QTAM Remote Connection Caution Section 7 Installation Planning Data Input Power Requirements Physical Specification...
Page 8: ...620 CODE TABLE USASCn SUBSET 620 Keyboard 620 Character Generator Racetrack Schematic Table of 620 Control Operations Comparison Table 620 720 Message Formats Translation Tables ASCn 8 to EBCDIC and...
Page 9: ...on keys as defined by Appendix C Data entry via the keyboard causes screen character generation or function control to occur simultaneously with each keystroke Hardcopy may be added to the 620 with th...
Page 10: ...ssages b Checks for parity error and LRC error on incoming messages c Decodes the header sequence and recognizes a specific address for inbound messages d Encodes the header sequence for outbound mess...
Page 11: ...ble data entry fields Under format control the user is automatically prohibited from writing into any fields other than those defined by the start and stop delta characters The completion of one field...
Page 12: ...he 620 System The keyboard is provided with electrical interlock such that the first key depressed will be entered into memory A two key roll off feature is provided so that if two keys are depressed...
Page 13: ...mote terminal capable of transmission and reception of serial data at rates up to 2400 bits per second bps The 620 may be connected to a modem or a number of 620 s may be connected to a modem via a Sa...
Page 14: ...n of the appropriate jumper con nections on the printed circuit I O card COMMUNICATION SEQUENCES Either of two basic communication sequences is available in the 620 There is a response sequence and a...
Page 15: ...also be the second level address sent by any 620 in trans mission The command itself is the fourth character of the command sequence Only two commands are recognized the WRITE and the POLL All other c...
Page 16: ...ge ETX and EOT The full sequenc if _ shown _ the table below In the example shown the 620 has no message at the end of the first poll but does have a message at the end of the second poll Poll No 1 Po...
Page 17: ...redundancy check over all characters from but not including STX up to and including ETX If a longitudinal or verti cal parity error is detected by the 620 it awaits completion of the message from the...
Page 18: ...ode If the 620 has no message it replies to the poll with EOT If the 620 has a message for the CPU it sends STX CUA X Og Message ETX hRq The LRC is accumulated from but not including STX up to and inc...
Page 19: ...message 1 STX CUA X 09 Message ETX LRC STx CUA X 09 Message ETX __ ____ ______________ LRC ACK no error J EbT Contention In contention operation is the same as in polling except that the sequence is...
Page 20: ...correct results in display of an error character on the screen In the response mode detection of a vertical parity error in any character from the CPU results in transmission of a NAK to the CPU after...
Page 21: ...eding memory start MS 1 In this case the cursor remains at this location All alphanumerics in memory are displayed except an alphanumeric inserted into the 65th pOSition on a line FT Carriage Return C...
Page 22: ...Space BS The cursor is moved backward one position except in case where present position is at MS 1 In this case no cursor action is accomplished The back space character is not normally used in CPU m...
Page 23: ...rn CR No operation TP Horizontal Tab HT No operation TP Vertical Tab VT No operation TP Start Delta 1 and stop Delta J These characters are used in Type mode to accomplish automatic cursor movement an...
Page 24: ...lly front spaced to the first character location in the next variable field If the cursor is positioned at MS l it remains there If the cursor is posi tioned neither at the last character location in...
Page 25: ...ETX to a CR but will re transmit the tagged characters and will repeat this sequence for each NAK received until an ACK is received When accomplishing a write routine to the 620 each CPU character is...
Page 26: ...are accomplished dependent on an ACK or NAK reply from the CPU See explanation under Conversation Type mode above If 620 contention option is selected no poll is required from the CPU DESCRIPTION OF...
Page 27: ...tively must be contained in the body of the message i e anywhere between STX and ETX of a normal CPU write routine When the message has been positively acknow ledged by the 620 the copy routine will b...
Page 28: ...hen the 620 is in Type TP mode the hard ware selects Copy Mode 2 Mode 1 Operations Copy Mode 1 copies all data sequentially received from the 620 with the code conversions as outlined in the paragraph...
Page 29: ...the appropriate Sanders furnished Device Dependent Module s The Sanders furnished DDM s may be incorporated and put to use in a num ber of ways For example in the event that the only display terminal...
Page 30: ...this publication OS QTAM REMOTE CONNECTION To use the 620 Display System with OS QTAM the user should do the following a Use the Sanders supplied tables provided by the TABLES macro instruction for t...
Page 31: ...using the IDLE parameter in the options field associated with the Sanders display line group defers polling of the line group to allow DCB initialization to be performed by DOPEN Even if IGG019NR is...
Page 32: ...pport Manual DOS QTAJ i 1 REMOTE CONNECTION To use Sanders 620 Display System with DOS QTAM the user should do the following a Use the translate tables provided by Sanders to convert incoming and outg...
Page 33: ...AILED MESSAGE STRUCTURES Remote Operation Messages received from a 620 terminal by the CPU have the following format C I STX f tzr CUA X 09 r vvJ 0 IX I t A First Text Character Last Text Character ET...
Page 34: ...a mode other than FT is ETX desired the user can start with another mode change character Same as above Same as OS BTAM Same as OS QTAM Same as above Under DOS BTAM the user must provide his own STX...
Page 35: ...MOVE processor will move a stream of input characters to an output area and perform specified serial editing operations in tran sit The range of editing operations performed with a single pass through...
Page 36: ...he generation of an ASCn 8 to EBCDIC translate tableo See Trans lation Tables in Appendix F of this publication These tables should be used to translate messages sent to and received from a Sanders 62...
Page 37: ...character insertion in outgoing messages use of the Sanders furnished EDITMOVE macro instruction described elsewhere in this publication is recommended The formulas below will enable the programmer to...
Page 38: ...FT HT no null requirement FT VT no null requirement FT I and 1 no null requirement FT ETX no null requirement FT RC no null requirement FT FS no null requirement FT BS f after each BS in FT mode FT SP...
Page 39: ...ng Start Delta l character in memory Tll ETX no null requirement TP RC f 260 X number of characters through which cursor must advance the total number of characters is measured from MS Memory Start to...
Page 40: ...l number of characters is measured from MS Memory Start to the first character in the current message CT FS no null requirement CT BS f after each BS in CT mode CT SP no null requirement TABLE OF f VA...
Page 41: ...Owing AT T data sets a Modell03A b Modell03F c Model202C d Model202D e Model201A f Model201B SERIAL DISTRIBUTOR INTERFACE The 620 may also be interfaced with the Sanders 716 Serial Distributor The 716...
Page 42: ...1 ADDRESS XXY UNIT 2260 ADAPTER IBM 3 MODEL 1 ADDRESS XXY Up to eight 620 line groups per 731 Data Communications Buffer xx channel number and channel position 731 Y 731 line position for 620 display...
Page 43: ...e number for 620 display terminal or 716 serial distributor Caution In choosing line addresses for graphic devices care must be taken to select an address which is acceptable to the channel An IBM rep...
Page 44: ...ormal reading attitude when the display terminal is located on a desk top Dimensions and Weight Height Width Depth Weight Connectors CABINET 14 inches 16 1 2 inches 20 1 2 inches BASE 4 1 4 inches 16...
Page 45: ...either directly to the display terminal or to a cable with a mating connector This connector carries all input and output signals Function Keys There are 16 function keys four of which are spare EDIT...
Page 46: ...1 0 1 1 1 1 APPENDIX B 620 cODE TABLE USASCnSUBSET 0 0 0 0 0 1 0 1 0 Poll Null SP SOH STX ETX dot EOT NAK ACK SYNC apos FS BS HT VT co ma CR FORM FEED period J I 39 0 1 1 1 1 1 0 0 1 1 1 0 1 0 1 0 i W...
Page 47: ...APPENDIX C 620 KEYBOARD POWER ON TYPE F T fv 0 0 HARD COpy S...
Page 48: ...t I I I 8 1 I I I I 6 I 7 I APPENDIXD 620 CHARACTER GENERATOR RACETRACK SCHEMATIC 1 I I 10 1 I I I 2 I 41 I I I I I I 14 I I 3 I I...
Page 49: ...reen Vertical 1 Character entered at C Same as format type Tab location in memory VT 2 Causes a four line incre ment on the screen 3 C returns to left margin End of 1 Character entered at cursor locat...
Page 50: ...H CUA X 09 COMMAND Write or Poll Writing to the 620 STX CL optional Message ETX Reading fro the 620 STX CUA X 09 Message ETX Addressing the 720 EOT SOH CUA DA COMMAND Write or Poll Writing to the 720...
Page 51: ...MS MEMORY START 18 RC RESET CURSOR 19 SB SEND BLOCK EA SP SEND PAGE SEND EO SOH START OF HEADER 00 I START DELTA EF I STOP DELTA E6 STX START OF TEXT lC TYP TYPE 04 VT VERTICAL TAB 03 E7 RTR REa TO RE...
Page 52: ...12 9 8 08 t 12 11 0 8 6 BE r f3C D FT 12 11 o 2 B2 12 11 0 8 7 BF HM 8 3 7B 10011 12 11 0 10 HT 12 8 2 4A INS 12 o 3 B3 EBCDIC TO Ascn 8 HEX TENS 0 1 2 3 4 5 6 7 8 9 A B C 0 E F NULL 0 IDOTI MC CPY 0...
Page 53: ...tended Binary Coded Decimal Interchange Code for IBM System 360 The USASCn End of Transmission character used to denote the end of a data transmission to or from a remote terminal The USASCn End of Te...
Page 54: ...ending on whether the total number of ones or zeros in the character or group is odd or even A flexible systematic method centrally controlled for permitting stations on a multipoint circuit to transm...
Page 55: ...58 4260 TWX 810232 4966 MINNEAPOLIS MINNESOTA 371 Tyrol West Bldg Gamble Center 612 545 0294 CINCINNATI OHIO Suite 2805 Atkinson Square 11750 Chesterdale Road 513 771 2615 TWX 810464 8189 HOUSTON TEXA...
Page 56: ...SANDERS _riaASSOCIATES INC...
