Converting from intel 8x930ax to cypress ez-usb – Cypress Intel 8x930Ax User Manual

Page 2

Advertising
background image

Converting from Intel 8x930Ax to Cypress EZ-USB

2

6

<

1

&

,

1

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

6

<

1

&

'

$

7

$



 E\WHV

6HWXS

'DWD

&

5

&





'DWD 3DFNHW

6

<

1

&

$

&

.

+6 3NW

6

<

1

&

6

(

7

8

3

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

6

<

1

&

'

$

7

$



3D\ORDG

'DWD

&

5

&





'DWD 3DFNHW

6

<

1

&

'

$

7

$



'DWD 3DFNHW

6

<

1

&

$

&

.

6

<

1

&

,

1

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

6

<

1

&

'

$

7

$



3D\ORDG

'DWD

&

5

&





'DWD 3DFNHW

6

<

1

&

$

&

.

+6 3NW

6

<

1

&

$

&

.

+6 3NW

6

<

1

&

2

8

7

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

&

5

&





6(783 6WDJH

'$7$ 6WDJH

67$786 6WDJH

(QGSRLQW

),)2

'HVFULSWRU

'DWD 7DEOH

(QGSRLQW

),)2













E\WH

6(783 'DWD

%XIIHU

+6 3NW

Figure 1. How the 8x930Ax Handles a “Get Descriptor” Request

6

<

1

&

,

1

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

6

<

1

&

'

$

7

$



 E\WHV

6HWXS

'DWD

&

5

&





'DWD 3DFNHW

6

<

1

&

$

&

.

+6 3NW

6

<

1

&

6

(

7

8

3

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

6

<

1

&

'

$

7

$



3D\ORDG

'DWD

&

5

&





'DWD 3DFNHW

6

<

1

&

'

$

7

$



'DWD 3DFNHW

6

<

1

&

$

&

.

6

<

1

&

,

1

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

6

<

1

&

'

$

7

$



3D\ORDG

'DWD

&

5

&





'DWD 3DFNHW

6

<

1

&

$

&

.

+6 3NW

6

<

1

&

$

&

.

+6 3NW

6

<

1

&

2

8

7

$

'

'

5

(

1

'

3

&

5

&



7RNHQ 3DFNHW

&

5

&





6(783 6WDJH

'$7$ 6WDJH

67$786 6WDJH

E\WH

6(783 'DWD

%XIIHU



'HVFULSWRU

'DWD 7DEOH



+6 3NW

Figure 2. EZ-USB Logic Does Most of the Work for a “Get Descriptor” Request

Advertising
Popular Brands
Popular manuals