w6692 Winbond Electronics Corp America, w6692 Datasheet - Page 17

• Manufacturer Part Number: w6692
• Description: Pci Bus Isdn S/t-controller
• Manufacturer: Winbond Electronics Corp America

6. BLOCK DIAGRAM
The block diagram of W6692 is shown in Figure 6.1
Crystal/Oscillator
(7.68 MHz)
4-wire S/T
GCI Bus
POTS
circuit
FIG.6.1 W6692 FUNCTIONAL BLOCK DIAGRAM
Transceiver
Conversion
AMI/BIN
DPLL and Timing Generator
Circuit
GCI
Line
&
Peripheral Control
2B+D
2B+D
Interface
Serial
(SIB)
Bus
-17 -
D
Controller
HDLC
FIFO
PCI/MP Interface Circuit
PCI Bus/Microprocessor
D
B1
Controller
HDLC
FIFO
B2
B1
B-channel Switching
Controller
HDLC
FIFO
B2
W6692 PCI ISDN S/T-Controller
Serial
EEPROM
Interface
Publication Release Date:
PCM
Port
Preliminary Data Sheet
Serial
EEPROM
PCM CODEC
Sep 30, 1999
Revision 0.9