W6691CD WINBOND [Winbond], W6691CD Datasheet - Page 49

• Manufacturer Part Number: W6691CD
• Description: ISDN S/T Interface Transceiver
• Manufacturer: WINBOND [Winbond]

7.6.1 GCI Mode C/I Channel Handling
1) CI0 channel
device connected to the GCI bus interface.
The Command/Indication channel 0 carries real-time status information between the W6691 and another
DCL
FSC
FSC
DU
DD
/
B1
C0
Fig.7.11 GCI Non –Terminal Mode Channel Structure
B2
C1
C0
C2
M
D
C3
CI
A E
B1 : 64 Kbits/s B channel 1
B2 : 64 Kbits/s B channel 2
M : Monitor channel
D : 16Kbits/s D channel
CI: 48Kbits/s Command / Indication Channel
A/E : 16Kbits Monitor channel handshake signaling
49
C4
125us
C5
C6
Preliminary W6691
Publication Release Date: Sep 2001
C7
C0
C1
Revision 1.1
C2