w6694 Winbond Electronics Corp America, w6694 Datasheet - Page 9

• Manufacturer Part Number: w6694
• Description: Usb Bus Isdn S/t-controller
• Manufacturer: Winbond Electronics Corp America

6. BLOCK DIAGRAM
7. FUNCTIONAL DESCRIPTIONS
7.1 USB Descriptions
TAble 7.1 W6694 all USB Endpoints
* Direction: IN – device to host, OUT – host to device
POINT
END
S/T
Interface
GCI
Bus
PCM
Codec
Interface
0
1
2
3
4
5
Interrupt
Control
TYPE
Isoch.
Isoch.
Bulk
Bulk
DIRECTION*
GCI
Control
Control
PCM
Port
IN/OUT
OUT
OUT
IN
IN
IN
MAX. PACKET SIZE
1+ (1+7) + (1+15) +
FIG 6.1 W6694 Block Diagram
B
Interfac
Serial
(1+18) = 23
(1+15) = 41
e
(BYTES)
(1+3) +
8/8
8
8
5
Channel
- 9 -
Switch
B
B
Buffer
B
INTERNAL BUFFER TYPE AND
Publication Release Date: October 2000
Preliminary W6694
EEPROM
Control
IO Port
Control
8, single port x 2
8, single port x 1
8, single port x 1
5, single port x 1
96, dual port x 1
96, dual port x 1
(BYTES)
SIZE
USB
Bus
Serial
EEPROM
Interface
IO Port
Revision A1