AX88850 datasheet(7/39 Pages) ASIX

7 / 39 page

AX88850

PRELIMINARY

ASIX ELECTRONICS CORPORATION

1.3 Block Diagram

Q - P H Y

P H Y

s y m

I /F

M I I

I /F

4 B / 5 B

C o d in g /

D e c o d i n g

S r r a m b l e r /

D e s c r a m b l e r

( P o r t 1 -

P o r t 7 )

R e c o n c ili a -

t i o n

P o r t 8 -

P o r t 9

E l a s t i c it y B u f f e r

M U X

R e p e a t e r S ta t e

M a c h i n e

C o ll is i o n H a n d l in g L o g i c

P e r p o r t J a b b e r c t l ,

a u t o - p a r t it i o n S M

P e r p o r t C o ll is io n ,

P a r t i t i o n c o u n t e r s .

R e g i s t e r s

M I B I /F

C a s c a d e

A r b it r a t io n

L o g i c

Fig - 1 Chip Block Diagram (PCS mode configuration -- 8 PCS + 2 MII)

Q - P H Y

P H Y

M I I

I /F

M I I

in t e r f a c e

R e c o n c ilia -

t io n la y e r

P o r t 0 -

P o r t 7

M I I

P o r t 8

P o r t 9

E la s t ic it y B u f fe r

M U X

R e p e a te r S ta te

M a c h in e

C o llis io n H a n d lin g L o g ic

P e r p o r t J a b b e r c t l,

a u t o - p a r tit io n S M &

P e r p o r t C o llis io n ,

P a r t it io n c o u n t e r s .

R e g is t e r s

M I B I /F

C a s c a d e

A r b it r a t io n

L o g ic

M I I

in t e r f a c e

R e c o n c ilia -

t io n la y e r

P o r t 1 0 -

P o r t 1 7

Q - P H Y

M I I

I /F

M I I

I /F

Fig - 2

Chip Block Diagram(MII mode configuration -- 16 MII + 2 MII)

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