Vector ZCB User Manual Download

Page: 1 / 73

Summary of Contents for ZCB

Page 1: ...w lliJ wrnJillOOrnJ J lJJu OO...

Page 2: ...ZCB SINGLE BOARD CDMPtJI ER Revision 1 USERI S MANUAL Revision B June 11 1980 COP1 ight 1980 vector Graphic Inc 7200 0203 03 02...

Page 3: ...except when an agreement to the contrary exists Revisions The date and reV1Slon of each page herein appears at the bottom of each page The revision letter such as A or B changes if the MANUAL has bee...

Page 4: ...oard Computer is returned also at Buyer s expense to VECTOR GRAPHIC INC for such repair replacement or correction In performing any repair replacement or correction after expiration of the period set...

Page 5: ......

Page 6: ...stem how to use the board both in Vector Graphic and in other S lOO systems and how the board circuitry WJrks Each section is written at a uniform level of technical depth Perspective describes WHAT t...

Page 7: ......

Page 8: ...1lI 1 I II II II D II Cl II Ito II 1 6 II User s Guide 2 1 2 1 1 Standard Jumpering and what it does 2 1 2 2 CPU Section II II 0 e Ie 0 III II l1li II 0 0 e It eo tel llII 1lI l l II I I II II II II...

Page 9: ...plers 2 l5 Connecting additional RS 232C handshaking lines 2 l5 Using the Parallel Ports 2 l8 Connecting Sprint 3 to ZCB 2 19 Connecting Vector MP to ZCB 2 19 2 9 Spare Chip and Patch areas 2 20 III T...

Page 10: ...4 bytes RAM on board 3 EPRCM sockets on board up to 12K addressable none RAM 300ns EPRCM User selected 450 ns typical RAM 2114 static EPROM 2708 2716 2732 EOOOH E7FFH Auto boot on power on reset jumps...

Page 11: ...atible with Vector Graphic EPRCM RAM Boards which generate phantom in response to Power on clear POe Jumper selectable on off Standard enabled Standard enabled can be disabled SPECIFICATIONS I O Capac...

Page 12: ...e or double synch character can be progrannned 2 8 bit 2 4 bit can be programmed as 3 8 bit Uses an 8255 parallel I O controller chip Any increment of four from OOH to PFH Preset addresses are Port A...

Page 13: ......

Page 14: ...ard that was equipped with a power supply Sense data could arrive by an input parallel port be processed by the CPU section of the board and any data output control signals for instance could be camnu...

Page 15: ...esses from DOH to FFH You specify the value of the addresses by jumper s as listed in Section 2 4 1 Thus the entire range of 256 possible port addresses may be accessed with the advanced decoding logi...

Page 16: ...either 1200 bits second or 300 bits second you can write a program that enables the operator using the keyboard to change the canputer s rate of camnunication to match that of the Il Ddem at any given...

Page 17: ...and 7 and there are handshaking lines that are used by canmunication terminal and canputer equipment to inform each other of their status lines 4 5 6 8 20 22 and a few others that are rarely used The...

Page 18: ...re provided for the serial port to enable the 8251 Transmit Data and Receive Data lines to input or output at RS 232C voltage levels These receivers and drivers are already connected on the board requ...

Page 19: ...Vector Graphic software product controls For example at the time of this writing any Extended Systems Monitor having option C enables a standard serial terminal to be plugged directly into the serial...

Page 20: ...o that after an OUT instruction is executed the eight bits of data remain available to the external device until the computer changes it Input is NOT latched so that software must be written to sense...

Page 21: ......

Page 22: ...does the following 2708 EPROM s are selected for 2 PRCM sockets 2716 EPRCM selected for 1 PRCM socket EPRCM base address is EOOO lK on board merrory is addressed at FCOO Serial port is addressed at 04...

Page 23: ...1 and 2 are jumpered an automatic wait state is inserted only after the Ml machine cycle If no pads are jumpered one automatic wait state is inserted on every bus cycle Options To insert one wait sta...

Page 24: ...ge EPROM RAM memory addresses within the memory address block EOOOH to FFFFH use the following procedure 1 Subtract EOOOHfran the desired PRCM or RAM base address 2 Consult the lK column of the Relati...

Page 25: ...jumpers as required 5 Cut away any pre existing jumpers as necessary 2708 Base Address Chart Addresses OOOOH IFFFH 200OH 3FFFH 4000H 5FFFH 6000H 7FFFH 8000H 9FFFH AOOOH BFFFH COOOH DFFFH EOOOH FFFFH A...

Page 26: ...d the second pad number 5 SOlder jumper s as required 6 Cut away any previous jumpers as necessary For example let us say that we wish to use 3 2716 s on our ZCB board and want to use an auxiliary dis...

Page 27: ...Consult the 4K column of the Relative Address Chart to find the appropriate Area F pad number 4 Consult the Area F EPRCM RAM Socket Pad Chart 5 Solder jumper s as required in Area F 6 Cut away any pre...

Page 28: ...ther than the factory chosen standard are desired The port addresses for the one serial and three parallel ports are selected in such a manner as to coordinate with software that is being used The har...

Page 29: ...AO CO EO 4 04 24 44 64 84 A4 C4 E4 5 08 28 48 68 88 A8 C8 E8 6 DC 2C 4C 6C 8C AC CC EC 7 10 30 50 70 90 BO DO FO 8 14 34 54 74 94 B4 D4 F4 9 18 38 58 78 98 B8 D8 F8 10 lC 3C 5C 7C 9C BC IX FC 1 Ib cha...

Page 30: ...t the jumper between pads 3 and 2 and jumper I and 2 together Ibis will place the I O device address on the lower half of the address bus am the value of the contents of the accumulator on the upper h...

Page 31: ...ISR Out Data Set Ready 13 4 Rl S In Request to Send 12 5 CTS Out Clear to Send 10 7 GND NA Ground Parallel I O Connector Pinout Chart I N C II N C 2I N C 3l PB7 2 GND 12 N C 22 PA7 32 PB6 3 PC2 13 PA...

Page 32: ...described in the 8251 references given in Perspective All standard vector Graphic software unless otherwise documented use a clock factor of 16 and therefore the labeled baud rates are correct However...

Page 33: ...ed inhibiting signals on any of the lines NOI E If you are writing your own software you will have to program the 8251 on the ZCB to control any handshaking lines required by the peripheral device If...

Page 34: ...to cross lines 2 and 3 if connecting directly to a computer That instruction assumes you are connecting to a canputer channel configured as Data Terminal Equipment Also ignore the instruction to conn...

Page 35: ...cannot accept any more characters and otherwise holds line 11 at 12 VDC Line 11 is called printer busy status Since incoming line 4 on the ZCB board is connected to Rl S connect RS 232C line 11 to lin...

Page 36: ...le will work with any modern or coupler requiring only three lines Connect one end of the cable to the D8 25 of the ZCB Serial I O cable and the other end to the modern or coupler We strongly suggest...

Page 37: ...r OCE 8 9 Reserved for Data set Testing 9 Reserved for Data Set Testing 10 Unassigned 11 Secondary Received Line Signal D t OCE 12 Secondary Clear to Send OCE 13 Secondary Transmitted Data IJI E 14 1...

Page 38: ...2 VDC on some other line most often line 4 or line 20 Similarly a piece of Data Terminal Equipment connected to the board may require 12 VDC on some line other than 5 or 6 though this is rare You can...

Page 39: ...nput of one of the driver circuits in a 1488 quad line driver It must then pass fran the output of this 1488 driver circuit to the RS 232C line To respond to an incoming RS 232C handshaking line it mu...

Page 40: ...e the ZCB Sprint 3 interface board P N 42 3200 available from vector Graphic Inc Tb install 1 Plug interface card into top 34 pin parallel I O connector on the ZCB so that the bulk of the interface ca...

Page 41: ...ch you may find useful to use 3 tri state 8097 buffers are available U35 in pin 12 out pin 11 controlled by U28 13 U36 in pin 14 out pin 13 controlled by CDSB U45 in pin 2 out pin 3 controlled by GND...

Page 42: ...ress cycle to determine whether any of the on board PRCM or RAM is being addressed The jumpers in this seciton permit the use of lK 2K or 4K EPRCM The MEMORY block sheet 5 contains the on board PROM a...

Page 43: ...i state buffers which feed into or are fed from the MOS on board data bus They convert the MaS level signals used on the on board data bus to TTL level signals used on the S lOO bus The MOS and TTL si...

Page 44: ...ncy is selected by a DIP switch for each serial port and applied to the TxC and RxC pins of the 8251 The 8251 USART is designed to interface easily to an 8080 bus structure and the control signals RD...

Page 45: ......

Page 46: ...n made in the ZCB PRCM socket addressing as the boards are currently being shipped Ihe third socket U22 has been reconfigured to accept an 8316E302 type 2K ROM chip addressed at EOOOH Sockets U20 and...

Page 47: ......

Page 48: ...r qw q 5 If 11 IIQ l J P J I J I V J 1 I 1 Vl I lr V V r 0 Q 0 to I 1 VI V 0 I ilJ J C LetQ I Q 1 VI I 01 5 4A Q OJ 51 l t V 0 If r 0 1 U 11 l II L U S J L Ii J u A i oJ g J L v v 0 1 1 J J 0 ci l 1...

Page 49: ......

Page 50: ...3 6 A7 31 I RIo A 3 3 ry 33 0 l1J A 1 31 i 5 4 rP A O 0 All I i A 14 4t Jb f I JI I AI3 3 AI 1 A 5 i5 5 rI g 1 a tT I I 17 J 7 6 6 30 17 l 1 D6 tfD1 1 3 111 r 3 S ______________ J II 15 U IO J 31 1 _...

Page 51: ......

Page 52: ...8 MD7 Do I D 5 DoG E a 1 01 fa 5V R 1 JK A t NTA S_H_ J I 51 Oll fJ 0 9 3 Rc T SfI 5 s u r_ a S l 3 0 1 p S I 6 j r e 5 14 1 DO s r 1J 3 l3 x I III 7 L71 1 5 Heel 9 D41 4 B it Co T A OL...

Page 53: ......

Page 54: ...a 11ft I I f 8 81 tt 2 1 l l_l_t t t _ __ I I 13 _ J II L l C 6 _ Jr L ___1H _ _ 7W_f_ 15_l 3 5_ _ I I 1 1 1 j _ If l lA5 i f l _ I 1 _ 9 j I A r I l L l l l A 1 6 I 1 1 3 1 T i i I g VC J L t t 4 4...

Page 55: ......

Page 56: ...l R ScT p o I IK L 5 I Rif 1 74 1t3 If 7K a 5 V ooy V _ sv g 13 4 K tJ 16 tL 1 1 R11 100 11 as VV r 1 9 3 If 0 6 1 PR S T 5 IJO NH 3A13 S l...

Page 57: ......

Page 58: ...1 U10 27XX 0 s I 1l N1A6 5 11 fA7 1 filA 3 5 I IVJA 1 c il 11 1 1 1 3 I 1 11I01 J J t IC I MJ lj tVI03 Il I 1 MJ I II l 1 3 1 Si 17 f iI Il Ir 1 1 IS lIe 117 I b ll Dj 0 1 D3 i JI1 OS 1 D7 A 91 s J J...

Page 59: ......

Page 60: ...lq 1Jl 1 I IOOPf 01 _ 0 1 0 1 6 o f7 u 7 jt 7rfof 7 e ct II 1 q Lg fS CLIZ a n r 0 J 1 3 I CL 5 V iN PC I 13 i j 71 1 5 tYt I R 8 v 1 7 1 I n t3 Pc I I A A QlJqc qIJ 1 eO 1 i 33 0 103S 1 ej t a c I I...

Page 61: ......

Page 62: ...5 I IS vlD f S H j 3 tf 1 D1 1 1 DI S 1 1 3 Pi J lDl S 32 D D3 I D3 lD t S I J 1 OI D i 1 105 sl II 1 9 j II D s i J I 2 3 b 1 1 1 s I I 7 D 7 1 7 1 pl l I 3 1 5 J 1 S Res T 41J __ __ 5 d R I 5V I if...

Page 63: ......

Page 64: ...79 r 3 6 7 Ii 0 1 I pnBl II r G 6011 7 3 6 f 7 1 I 3 J 3 t J 36 3 I r I I N p 5 V V l7Yt O l rjf 8oC 7 I e 0 0 I 9 l 8 I 3 1 R8 I Ij n sl 1 fIW II I I I 7 t J1O i X ZD 0 19 Y I I 7 I R D f l 1 I Rj i...

Page 65: ......

Page 66: ...t 5 v 1 UI U S 14 7 l A1 l LA I 7 L U l D ISiRll UTIO tSVl At 4 b UJ u 1 15 0Uf _ I _ _ p _ 7 5 V 790s 11 ll I T t r 1 1 1 7g VR I l _ t ol J _ _ loll 5 V 11...

Page 67: ......

Page 68: ...r D ___ cro S eI C Jc c a ISlt i t C l ltln iI L511 t JB L g r u 4_ r to _r J S C 1 c J ADo I I 1 iS i e e c c r l _ I t 1 lS t Ibs_ _ _ 6 w c w I u S I c t c rn co ol n Ie u I 4 e c c r _ _ ooS 4 l...

Page 69: ......

Page 70: ...ard is tcwards the solder side of the ZCB board In the MZ it will aim tcwards the rear In the Vector 3 it will aim towards the front Section 2 3 EPIDM RAM Section Add the following paragraph at the bo...

Page 71: ......

Page 72: ...otice that there is a trace which leads from the pad to the large 5V trace at the left This also leads to pad 5 via an indirect route To cut the jumper from pad 7 to pad 5 of jumper area cut this trac...

Page 73: ......

Search results

Summary of Contents for ZCB

Reviews:

Related manuals for ZCB

Brands by name

Popular brands

Vector ZCB, User Manual

Search results

Summary of Contents for ZCB

Reviews:

Related manuals for ZCB

Brands by name

Popular brands