psb21391 Infineon Technologies Corporation, psb21391 Datasheet - Page 85
psb21391
Manufacturer Part Number
psb21391
Description
Siemens Codec With Upn Transceiver
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PSB21391.pdf
(253 pages)
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2.3.5.1.5 Reset
RES
2.3.5.1.6 C/I Indications
Indication (Downstream)
Deactivation Request
Power-Up
Test Mode Acknowledge
Resynchronization
Activation Request
Activation Request Loop 3
Activation Request Loop 2
Activation Indication
Activation Indication Loop 3 AIL
Activation Indication Loop 2 AIL2
Deactivation Confirmation
Data Sheet
A low signal on the RST pin or setting the RES_TR bit in the SRES register to
’1’ resets also the layer-1 statemachine. The reset signals should be applied
for a minimum of 2 DCL clock cycles. The function of these reset events is
identical to the C/I code RES concerning the state machine.
Abbr. Code Remarks
DR
PU
TMA
RSY
AR
ARL
ARL2 1010 Remote loop synchronized
AI
DC
0000
0111
0010 Acknowledge for both SSP and SCP
1000 Receiver synchronized
1001 Local loop synchronized
1100
1101 Local loop activated
1111 Line- and if MODE1.CFS = ’1’ also lOM-
0100 Receiver not synchronous
1110 Remote loop activated
75
interface are powered down
PSB 21391
PSB 21393
Interfaces
2001-03-07
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