PEB3086 Infineon Technologies, PEB3086 Datasheet - Page 91

• Manufacturer Part Number: PEB3086
• Description: ISDN Subscriber Access Controller
• Manufacturer: Infineon Technologies

3.6.3
INFO 0 has to be transmitted as long as no valid INFO (INFO 2 or INFO 4) is received.
After reception of INFO 2 or INFO 4 transmission of INFO 3 has to be started.
Data can be transmitted if INFO 4 has been received.
Figure 45
Note: RINF and XINF are Receive- and Transmit-INFOs of register TR_STA.
Data Sheet
Activation initiated by the Network Termination NT
Example of Activation/Deactivation initiated by the Network
Termination (NT).
Activation/Deactivation completely under Software Control
TDDIS='1',
TDDIS='0'
TDDIS='1',
µC Interface
RINF='01'
RINF='10'
XINF='011'
RINF='11'
RINF='00'
XINF='000'
T1
T2
T3
TE
TE
TE
: 2 to 6 S/T frames (0.5 ms to 1.5 ms)
:
:
2 S/T frames (0.5 ms)
4 S/T frames (1 ms)
TE
T1
T2
T3
TE
TE
TE
91
S/T Interface
INFO 0
INFO 2
INFO 3
INFO 4
INFO 0
INFO 0
INFO 0
Description of Functional Blocks
act_deac_lt_ext_s.vsd
NT
PEB 3086
2003-01-30
ISAC-SX