w6694 Winbond Electronics Corp America, w6694 Datasheet - Page 2

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

Table of Contents-
1. GENERAL DESCRIPTION ............................................................................................................ 4
2. FEATURES ................................................................................................................................... 4
3. PIN CONFIGURATION.................................................................................................................. 5
4. PIN DESCRIPTION ....................................................................................................................... 6
5. SYSTEM DIAGRAM AND APPLICATIONS................................................................................... 8
6. BLOCK DIAGRAM ........................................................................................................................ 9
7. FUNCTIONAL DESCRIPTIONS .................................................................................................... 9
8. REGISTER DESCRIPTIONS ....................................................................................................... 18
ISDN .............................................................................................................................................. 4
USB ............................................................................................................................................... 4
Other Features............................................................................................................................... 4
7.1 USB Descriptions ..................................................................................................................... 9
7.2 Configuration EEPROM ......................................................................................................... 17
8.1 Interrupt Registers.................................................................................................................. 18
8.2 Chip and FIFO Control Registers............................................................................................ 19
8.3 GCI Mode Registers ............................................................................................................... 22
7.1.1 Control-IN Transactions (Endpoint 0)............................................................................ 10
7.1.2 Control-OUT Transactions (Endpoint 0)........................................................................ 13
7.1.3 Bulk-OUT Transaction (Endpoint 1) .............................................................................. 13
7.1.4 Bulk-IN Transaction (Endpoint 2) .................................................................................. 14
7.1.5 Interrupt-IN Transaction (Endpoint 3)............................................................................ 14
7.1.6 Isochronous-OUT Transaction (Endpoint 4) .................................................................. 14
7.1.7 Isochronous-IN Transaction (Endpoint 5) ...................................................................... 16
7.1.8 Suspend and Resume .................................................................................................. 17
8.1.1 Interrupt Status Register
8.1.2 Layer 1 Command/Indication Register CIR Read ....................................................... 18
8.1.3 Monitor Channel Interrupt Status
8.1.4 PIO Input Change Register
8.2.1 Interrupt Mask Register
8.2.2 Command Register 1
8.2.3 Command Register 2
8.2.4 Control Register
8.2.5 Layer 1 Command/Indication Register CIX Read/Write Address 04h......................... 22
8.2.6 U-layer1 Ready Code
8.3.1 GCI Mode Command Register
8.3.2 Monitor Channel Control Register
8.3.3 Monitor Channel Receive Register MOR Read Address 08h .................................... 24
CTL Read/Write Address 03h ...................................................... 21
CMDR1 Write Address 01h.................................................... 20
CMDR2 Write Address 02h.................................................... 21
L1_RC Read/Write Address 05h............................................. 22
IMASK Read/Write Address 00h.......................................... 19
ISTA Read_clear............................................................... 18
PICR Read_clear .......................................................... 19
GCR Read/Write Address 06h ................................. 22
MOIR Read_clear................................................. 19
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MOCR Read/Write Address 07h........................... 23
Preliminary W6694