- DL manuals
- Quatech
- Computer Hardware
- DS-3000
- User Manual
Quatech DS-3000 User Manual - page 5
Summary of DS-3000
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Warranty information q u a t e c h i n c . W a r r a n t s t h e d s - 2 0 0 0 t o b e f r e e o f d e f e c t s f o r o n e ( 1 ) y e a r f r o m t h e d a t e o f purchase. Qua tech inc. Will repair or replace any board t h a t f a i l s t o p e r f o r m u n d e r n o r m a l o p e r a t i n g c ...
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T a b l e o f c o n t e n t s warranty information . . . . . . . . . . . . I list of figures . . . . . . . . . . . . . Iii i. Introduction . . . . . . . . . . . . . . . . 1 ii. Board description . . . . . . . . . . . . . 1 iii. 16550 functional description . . . . . . . . 3 a. Interrupt enable regis...
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List of figures figure 1. Ds-2000 board layout . . . . . . . . . 2 figure 2. 16550 internal registers . . . . . . . 3 figure 3. Interrupt enable register . . . . . . 4 figure 4. Interrupt identification register . . 5 figure 5. Interrupt source identification . . . 6 figure 6. Fifo control register ...
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I . I n t r o d u c t i o n t h e d s - 2 0 0 0 i s a d u a l c h a n n e l a s y n c h r o n o u s s e r i a l c o m m u n i c a t i o n a d a p t e r w h i c h u t i l i z e s b a l a n c e d d i f f e r e n t i a l d r i v e r s a n d r e c e i v e r s t o p r o v i d e r s - 4 2 2 - a c o m m u ...
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F u n c t i o n a l d e s c r i p t i o n f i g u r e 1 . D s - 2 0 0 0 b o a r d l a y o u t . Iii.
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F u n c t i o n a l d e s c r i p t i o n i i i . 1 6 5 5 0 f u n c t i o n a l d e s c r i p t i o n t h e 1 6 5 5 0 i s a n u p g r a d e o f t h e s t a n d a r d 1 6 4 5 0 a s y n c h r o n o u s c o m m u n i c a t i o n s e l e m e n t ( a c e ) . D e s i g n e d t o b e c o m p a t i b l e w ...
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F u n c t i o n a l d e s c r i p t i o n rrst - receive fifo reset: w h e n s e t ( l o g i c 1 ) , a l l b y t e s i n t h e r e c e i v e r f i f o a r e c l e a r e d a n d t h e c o u n t e r i s r e s e t . T h e s h i f t r e g i s t e r i s n o t c l e a r e d . R r s t i s s e l f - clearin...
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F u n c t i o n a l d e s c r i p t i o n stkp - stick parity: f o r c e s p a r i t y t o l o g i c 1 o r l o g i c 0 i f p a r i t y i s enabled. See eps, pen, and figure 9. Eps - even parity select: s e l e c t s e v e n o r o d d p a r i t y i f p a r i t y i s e n a b l e d . See stkp, pen, and...
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F u n c t i o n a l d e s c r i p t i o n b i t s b i , f e , p e , a n d o e a r e t h e s o u r c e s o f r e c e i v e r line status interrupts. The bits are reset by reading t h e l i n e s t a t u s r e g i s t e r . I n f i f o m o d e , t h e s e b i t s a r e a s s o c i a t e d w i t h a s ...
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F u n c t i o n a l d e s c r i p t i o n h . S c r a t c h p a d r e g i s t e r this register is not used by the 16550. It may be used by the programmer for data storage. I v . F i f o i n t e r r u p t m o d e o p e r a t i o n 1 . T h e r e c e i v e d a t a i n t e r r u p t i s i s s u e d w h...
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A d d r e s s i n g v i . A d d r e s s i n g e a c h c h a n n e l o f t h e d s - 2 0 0 0 u s e s 8 c o n s e c u t i v e i / o a d d r e s s l o c a t i o n s . T h e b a s e a d d r e s s e s a r e i n d e p e n d e n t b u t m u s t b e g i n o n a n e v e n 8 - b y t e b o u n d a r y ( x x x ...
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P r o g r a m m a b l e o p t i o n s e l e c t the remaining pos registers are used for address and i n t e r r u p t s e l e c t i o n s . T h e s e r e g i s t e r s a r e p r o g r a m m e d b y t h e u s e r t h r o u g h t h e i b m i n s t a l l a t i o n u t i l i t y s u p p l i e d with th...
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O u t p u t c o n f i g u r a t i o n s i x . O u t p u t c o n f i g u r a t i o n s t w o s e t s o f j u m p e r s a r e i m p l e m e n t e d o n t h e d s - 2 0 0 0 t o c o n t r o l t h e a u x i l i a r y d r i v e r / r e c e i v e r s e t . J u m p e r s j 2 a n d j 3 p e r f o r m i d e n ...
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O u t p u t c o n f i g u r a t i o n s the other function of j2 and j3 is to configure the c o m m u n i c a t i o n c h a n n e l i n h a l f o r f u l l d u p l e x m o d e . H a l f d u p l e x o p e r a t i o n i s a c h i e v e d b y c o n n e c t i n g p i n s 4 a n d 8 o f t h e j u m p e r ...
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E x t e r n a l c o n n e c t i o n s x . E x t e r n a l c o n n e c t i o n s c o n n e c t i o n s t o p e r i p h e r a l e q u i p m e n t a r e m a d e v i a a f e m a l e d - 9 c o n n e c t o r . A p i n - o u t o f t h e d - 9 c o n n e c t o r a n d a d e t a i l e d d e s c r i p t i o n ...
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I n s t a l l a t i o n x i . I n s t a l l a t i o n m a k e s u r e t h e r e i s a c o p y o f t h e o r i g i n a l r e f e r e n c e d i s k e t t e a v a i l a b l e . T h i s d i s k e t t e m u s t b e m o d i f i e d t o accept any option adapters. 1. Turn unit off. 2. Remove system cover a...