CH Tech Pulse Generator manuale d’uso

Man ua l P ar t No: 1 10 26 33 9 D MO DE L VX462B USER'S MANUAL VXI PULSE GENERA TOR MO DU L E[...]

COPYRIGHT C&H T echn ologies, Inc. ( C&H) pro vi des t hi s man ual "as is" wi t h out war rant y o f any ki n d, ei t her expressed o r i m pl i ed, in cl udi ng but not l i m i ted t o t he i m pl i ed warrant i es o f merch antabi l i t y and fit n e ss fo r a p a r t ic u la r p u r p o s e . C &H may ma k e imp r o v e me[...]

iii AMENDM ENT NOTICE C&H T echn ol ogies, Inc. m ak es every at t em pt t o pro vi d e up - to - dat e m anual s wi t h the associ ated equi pm en t. O c c as i on a l l y , c h a n ge s ar e m ad e to th e eq u i pm e n t wh e re i n i t i s n ec e s s ar y to pro v i d e am endm ents to the m anual . If an y am en dm ents ar e pr ovi d ed f [...]

iv INTRO DUCTION Th i s m an ua l desc ri be s t he f un cti o nal o perati on of t h e C& H Model VX46 2B V XI Pu l s e Ge ne rator (Part No. 1 10263 35). Th i s m odul e i s o n e o f a num b er o f tes t an d da ta ac q ui s i ti on /c on trol mo d u le s in t h e V M E a n d V X I fo r ma t p r o v id e d b y C & H . Co n tain ed wi thi[...]

v TAB LE OF CONTENTS 1.0 GENE RA L DES CRIPTI ON ............................................................................................. 1 1.1 PURPO SE OF EQUIPMENT ............................................................................... 1 1.2 SPECIFIC ATION S OF EQUIPMEN T ..............................................................[...]

vi LIST OF FIGUR ES Figur e 1 . E l ect r ical T i ming a n d O u t p u t C ha r a c t e r is t ic s ........................................................... 2 Figur e 2 . Sim pli f i ed Blo ck D i ag ra m ........................................................................................ 7 Figur e 3 . Ha rd wa re C o nf i gur a bl e Co nt [...]

1 1.0 GENERAL DESCRIP TION Th e VX 462 B i s a B - si z e V XIbus co m pat ib l e pr o gra m mabl e 20 MHz pulse g enerat o r with an addi t i onal 40 MHz square wav e f uncti on. The m o dul e ca n output si n gl e or doub l e pu l se p attern s th at ca n b e co n ti n uou s s tre am s or e x ter n a l l y tr i gg e re d or g ate d. T h e p ul s [...]

2 Fig ure 1 . El ect r ical Tim ing and Ou tput C har acter ist ics 1.2.4 En vi ronm en t a l Th e en vi ron m en t al spe ci f i cati o n s of t he m o dul e are : Operat i ng Temperatur e: 0  C t o + 50  C Sto rage Tem perature: - 40  C to +65  C Hum i di t y : <95% without conden s ati on Pul se Repetit ion In t erval Ra n ge : 50[...]

3 1.2.5 Bus Co m pli ance Th e m o dul e com pl i es wi t h t he VXIb us Spe ci f i cati o n Re v i si on 1.4 f o r B - si ze re gi ster based mo d u le s a n d w it h V M E bu s S p e c if ic a t io n A N S I / I E E E S T D 1 0 1 4 - 1987 an d IE C 821. Manufact ur er ID : FC1 hex Mo del Co de : FFD hex Acc e ss T ype : Regis ter Based Ad dr e ss[...]

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5 2.0 INS TALLATIO N 2.1 UNPACK ING AND INSP ECTION In m o st cas es the VX4 62B i s i n di vi dual l y se al ed an d packa ged f or sh i pm en t. Veri f y t h at t h ere h as bee n no d amag e t o t he s hi pp ing c o nt a i ner . If d amag e e xi st s t he n t he c o nt a iner sho u l d be re t a i ned as i t wi ll p r o v i d e e v i d e n c e o[...]

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7 3.0 FUN CTION AL D ESCR IPTI ON 3.1 GE NERAL Th e VX4 62B i s con f i gure d, con t ro l l ed, an d status ed thr o ugh o n - bo ar d r e gist e r s ac ce ss i bl e th rou gh th e V XI b ac kp l a n e . Th e se re gi s ter s c on trol th e m od e of ope ra ti on , pu l s e re pe ti ti on int e r va l, pu ls e w id t h , de la y t ime , o u t put [...]

8 3. 3 INDIC A TORS Two L ED i ndi ca to rs are provi ded on the f ron t pa ne l . On e i n di cates th e M OD ID s ta tus a n d th e oth er i n di c a te s th e b oa rd s tatu s . MODI D: Thi s f ront pan el LED i l l um i na tes wh en ev er th e h ost pro cess o r appl i es t he MODID si gnal t o t he sl o t t h e mo d u le i s occup y i n g. RUN[...]

9 3.5 CONFI GURA TION REG IST ER S Th ere are se v eral t y pes o f regi s t ers us ed to conf i gure an d con tro l the VX4 62B . Th e VXI co n f i gurat i on r egi st ers pr ovi de for co ntr ol and st atus as r equi red by t he VXI b us speci f i cati on. Th e o t h er regi ster provi de s board - le v e l c o n t r o l a n d s t a t u s o f t h[...]

10 00 VXI ID Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Write No t Used No t Used Read De vi ce Class Addre ss Space Manuf act ure r I D Dev ic e Class  Dev ice Cla ss (Re gist er B ase d = b inar y 11) Addre ss Space  Addr ess Space (A16 Only = binary 11) Manuf . ID  Manuf actu re r I den tif icat io n ( C & H Engi ne er ing = he x FC1[...]

11 3.5.2 Pul se Con f i gurati on Regi sters Pul se Repe t i t i o n Interval Regi ster (08) T h i s r e a d / w r i t e r e g i s t e r c o n t r o l s t h e p u l s e r e p e t i t i o n int e r va l a nd t h e s t at e o f t he o utpu t rel ay . See F i gur e 6 f o r detai l s. 08 PRI Regi ster Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Write OEN[...]

12 Del ay Regi s ter (0A) T h i s r e a d / w r i te r e g i s t e r c o n t r ol s d e l a y of th e p r i m a r y p u l s e f r o m th e tr i g g e r out or the de la y o f t h e s e c o n d p u ls e o f a d o u b le p u ls e fr o m t he t r ig g e r o u t . S e e F ig u r e 7 f o r det ai l s. 0A Delay Register Bit 15 14 13 12 11 10 9 8 7 6 5 4 [...]

13 Pul se Contro l Regi s te r (0 E) T h i s r e a d / w r i t e r e g i s t e r c o n f i g u r e s t h e o p e r a t i n g m o d e o f t h e p u l s e . See F i gure 9 f or detai l s. 0E Pu lse C o n tro l R egist er Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 Write No t Used DOU RUN TM D DEL FRE Mode Read No t Used DOU RUN TMD DEL FRE Mode DOU [...]

14 Lo w/H i gh Level Ref erence Regist er ( 10 & 12) Tw o 1 2 b i t D i g i ta l to A n a l og C on v er te rs ( D A C ) are used t o c reate t he l o w and hi gh l ev el ref eren ces to t h e o utput l o gi c. The se regi sters are wri te on l y . Se e F i gu re 10 f or deta i l s. 10 Lo w Level Referen ce Regist ers Bit 15 14 13 12 11 10 9 8 [...]

15 4.0 OPERAT ING INSTR UCTIO NS Th e VX46 2B provi de s t hre e n orm al m odes, thre e tri gg ered m odes , an d t hre e spec i al m o des of ope rati on , al on g w i t h v ol tag e l ev el p rog ra m m i n g, ou tpu t di sc on n ec t, a n d pu l s e en ab l e con trol s . A fu nc t io n a l blo c k d ia g r a m is s ho w in F ig u r e 11 . The [...]

16 4.2 PROGRA MMING SE QUENCE Th e RU N b i t i n th e Pul se Con tro l Reg i ster i s th e b as i c On /Of f con tro l f or pul se g en era t i on. A separ at e ou t put relay c onnect s/d i sco nn ect s t he ge n er at ed pul s e t o/ f r om t h e BNC co nn ect or . The outp ut rel ay i s con trol l ed by th e OEN b i t i n the PR I Re gi s t er [...]

17 4.4 TRIGG ERED MO DES OF OPERA TION Th e p ul se stream c an b e program m ed to run c onti nuous l y , out put a s i ng l e f un cti on wh en tri gg er e d, or out put co nti nuousl y as long as t he gat e (t ri gger i n ) i s hi gh (i.e., f ree run, t ri gger, o r gat ed r epeti t i o n.). A l l three t ri gger modes are descri b ed bel o w. T[...]

18 4.6 OUT PUT VOLT A GE LEVEL PRO GR A MM ING Two 12 bi t di gi tal t o an al og con v erters (DA C' s) provi de the out put swi tch ref ere nc e vol t ages . Th e DA C' s ha ve bu i l t i n sa f ety f eature s to prev en t dam age i f t he posi ti v e ref ere n ce i s p rogram m ed belo w t he neg at ive vo lt a ge ; ho w eve r, t he u [...]

19 5.0 TRO UBLE ANALYSIS 5.1 BUI LT IN TES T AND DI AG NO S T I CS Bui l t i n t est functions are p ro vi de d f or t he VX 462B in t he form o f re ad back r egisters. The VXIbus regi s ters p erf o rm as defi ned i n t h e VXI b us speci f i cat i o n and t he t i mi ng and co n t ro l regi sters ha v e read ba ck ca pab i l i ty f or data v eri[...]

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A -1 APPENDI X A - BOAR D L AYO UT[...]

A -2[...]

B-1 APPENDI X B - C ONN EC TOR S PIN C B A 1 2 3 4 5 D08 D09 D10 D11 D12 - - - BG0IN* BG0OUT* D00 D01 D02 D03 D04 6 7 8 9 10 D13 D14 D15 GND - BG1IN* BG10UT* BG2IN* BG20UT* BG3IN* D05 D06 D07 GND - 11 12 13 14 15 - SYSRESET* LW O RD* AM5 A23 BG3OUT* - - - - - DS1* DS0* WR I T E * - 16 17 18 19 20 A22 A21 A20 A19 A18 AM0 AM1 AM2 AM3 GND DTA CK* _ _ [...]

B-2 PIN C B A 1 2 3 4 5 - - - - - +5V GND - - - - - - GND - 6 7 8 9 10 - GND - - GND - - - - - - - - - G ND 11 12 13 14 15 - - - - - - GND +5V - - - - - - - 16 17 18 19 20 GND - - - - - - - - - GND - - - - 21 22 23 24 25 - GND - - - - GND - - - - GND - - - 26 27 28 29 30 - - GND - GND - - - - - - - - MODID 31 32 - - GND +5V GND - Fig ure B - 2. P2 [...]

B-3 BNC FRON T VIEW PULSE PULSE OUT TRIGGE R OUTP UT TRIG OU T TRIGGE R/GATE IN PUT TRIG IN Fig ure B - 3. Fr ont Panel Connector[...]

B-4[...]

N O T E S[...]

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