psb4595 ETC-unknow, psb4595 Datasheet - Page 71

• Manufacturer Part Number: psb4595
• Description: Analog Line Interface Solution Alis
• Manufacturer: ETC-unknow

9.8.5
The following chart and diagram show the successful flow of a ring-event detection with
no automatic power-mode change (No_auto_ring = 1, Caller_en = 0, RM = 1). In this
operating mode, ALIS will not decode the caller ID.
Figure 30 Successful Ring Sequence, No_auto_ring = 0; Caller_en = 0
Note: The RMR bit must be polled by the host to verify that the ringing signal is above
Semiconductor Group
Line:
Mode:
Interrupt:
Host
CMDs:
the programmed threshold level and check the VDD interrupts.
Successful Ring Sequence, Auto Ring Disabled, No Caller ID
sleep
hook
on
ring
poll RMR
ring mode
1st ring
ringing
VDD_ok
sleep mode
on hook
71
sleep
Analog Line Interface Solution
VDD_ok
ring
PSB 4595 / PSB 4596
poll RMR
ring mode
2nd ring
ringing
Operating Modes
Data Sheet 06.98
VDD_ok VDD_
hook
on
ok
conv.
hook;
conv.
close
hook
off