cx28365 Mindspeed Technologies, cx28365 Datasheet - Page 177

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cx28365

Manufacturer Part Number
cx28365
Description
X12, X6, X4 T3/e3 Framer And Atm Cell Transmission Convergence Sublayer Processor
Manufacturer
Mindspeed Technologies
Datasheet
CX28365/6/4 Data Sheet
3.4.8
0x46—SR06 (E3-G.832 MA Fields Status Register)
RxMAPT[1:3]
RxMAPD[1:2]
RxMATM
0x47— SR07 (E3-G.832 SSM Field Status Register)
RxSSM[1:4]
500028C
7
7
Received Payload Type Field—These 3 bits store the pattern of the payload-type field in an
MA byte (bits 3–5). No interrupt is issued to report any change in the content of this field.
RxMAPT [1] is the first bit received from the line.
Received Payload Dependent/Multiframe Indicator Field—These 2 bits store the pattern of the
payload-dependent/multiframe indicator in MA byte (bits 6–7). No interrupt is issued to report
any change in the content of this field. RxMAPD [1] is the first bit received from the line.
Received Timing Marker Bit Field—This bit contains the timing marker bit in an MA byte
(bit 8) information. It is valid only when SSM mode is disabled, i.e., when SSMEn bit in
Feature4 register is low. No interrupt is issued to report any change in the content of this field.
Received SSM Field—These 4 bits store the pattern of SSM field in MA byte (bit 8 collected
from 4 frames). The SSM bits are collected from 4 consecutive frames and arranged according
to the Multiframe Indicator field. SSM [1] is the MS bit that is received when MI = 00, etc.
E3-832 MA Fields Registers
6
6
The E3-832 MA Fields registers collect data of specific fields from E3-G.832-type
frames. In DS3 and E3-G.751 modes, they are ignored.
Value after reset: Undefined
Direction: Read only
Value after enable: Unaffected
The E3-G.832 SSM Field Status register (SR07) is valid only when SSM mode is
enabled, i.e., when SSMEn bit in Feature Control Register 4 is high.
Value after rest: Undefined
Direction: Read only
Value after enable: Unaffected
Preliminary Information/Mindspeed Proprietary and Confidential
RxMAPT[1]
5
5
Mindspeed Technologies™
RxMAPT[2]
4
4
RxMAPT[3]
RxSSM[1]
3
3
RxMAPD[1]
RxSSM[2]
2
2
RxMAPD[2]
RxSSM[3]
1
1
RxSSM[4]
RxMATM
0
0
Registers
3
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